feat: Refine booster pack generation logic for 'The List' cards, Special Guests, and wildcard rarities in both Draft and Play Boosters.

src/client/dev-dist/sw.js

@@ -82,7 +82,7 @@ define(['./workbox-5a5d9309'], (function (workbox) { 'use strict';
     "revision": "3ca0b8505b4bec776b69afdba2768812"
   }, {
     "url": "index.html",
-    "revision": "0.ucm0m4ajm9g"
+    "revision": "0.g6k3e4tvo1g"
   }], {});
   workbox.cleanupOutdatedCaches();
   workbox.registerRoute(new workbox.NavigationRoute(workbox.createHandlerBoundToURL("index.html"), {

src/client/src/services/PackGeneratorService.ts

@@ -294,10 +294,6 @@ export class PackGeneratorService {
       const drawC = this.drawColorBalanced(currentPools.commons, commonsNeeded, namesInThisPack);
 
       if (!drawC.success && currentPools.commons.length >= commonsNeeded) {
-        // If we have enough cards but failed strict color balancing, we might accept it or fail.
-        // Standard algo returns null on failure. Let's do same to be safe, or just accept partial.
-        // Given "Naive approach" in drawColorBalanced, if it returns success=false but has cards, it meant it couldn't find unique ones?
-        // drawUniqueCards (called by drawColorBalanced) checks if we have enough cards.
         return null;
       } else if (currentPools.commons.length < commonsNeeded) {
         return null;
@@ -308,9 +304,9 @@ export class PackGeneratorService {
       drawC.selected.forEach(c => namesInThisPack.add(c.name));
 
       // 2. Slot 7: Common / The List
-      // 1-87: Common from Main Set
-      // 88-97: Card from "The List" (Common/Uncommon)
-      // 98-100: Uncommon from "The List"
+      // 1-87: 1 Common from Main Set.
+      // 88-97: 1 Card from "The List" (Common/Uncommon reprint).
+      // 98-100: 1 Uncommon from "The List".
       const roll7 = Math.floor(Math.random() * 100) + 1;
       let slot7Card: DraftCard | undefined;
 
@@ -319,25 +315,30 @@ export class PackGeneratorService {
         const res = this.drawUniqueCards(currentPools.commons, 1, namesInThisPack);
         if (res.success) { slot7Card = res.selected[0]; currentPools.commons = res.remainingPool; }
       } else if (roll7 <= 97) {
-        // List (Common/Uncommon). Simulating by picking 50/50 C/U if actual List not available
-        const useUncommon = Math.random() < 0.5;
-        const pool = useUncommon ? currentPools.uncommons : currentPools.commons;
-        // Fallback if one pool is empty
-        const effectivePool = pool.length > 0 ? pool : (useUncommon ? currentPools.commons : currentPools.uncommons);
-
-        if (effectivePool.length > 0) {
-          const res = this.drawUniqueCards(effectivePool, 1, namesInThisPack);
+        // List (Common/Uncommon). Use SpecialGuests or 50/50 fallback
+        if (currentPools.specialGuests.length > 0) {
+          const res = this.drawUniqueCards(currentPools.specialGuests, 1, namesInThisPack);
+          if (res.success) { slot7Card = res.selected[0]; currentPools.specialGuests = res.remainingPool; }
+        } else {
+          // Fallback
+          const pool = Math.random() < 0.5 ? currentPools.commons : currentPools.uncommons;
+          const res = this.drawUniqueCards(pool, 1, namesInThisPack);
           if (res.success) {
             slot7Card = res.selected[0];
-            // Identify which pool to update
-            if (effectivePool === currentPools.uncommons) currentPools.uncommons = res.remainingPool;
-            else currentPools.commons = res.remainingPool;
+            if (pool === currentPools.commons) currentPools.commons = res.remainingPool;
+            else currentPools.uncommons = res.remainingPool;
           }
         }
       } else {
-        // 98-100: Uncommon (from List or pool)
-        const res = this.drawUniqueCards(currentPools.uncommons, 1, namesInThisPack);
-        if (res.success) { slot7Card = res.selected[0]; currentPools.uncommons = res.remainingPool; }
+        // 98-100: Uncommon from "The List"
+        if (currentPools.specialGuests.length > 0) {
+          const res = this.drawUniqueCards(currentPools.specialGuests, 1, namesInThisPack);
+          if (res.success) { slot7Card = res.selected[0]; currentPools.specialGuests = res.remainingPool; }
+        } else {
+          // Fallback
+          const res = this.drawUniqueCards(currentPools.uncommons, 1, namesInThisPack);
+          if (res.success) { slot7Card = res.selected[0]; currentPools.uncommons = res.remainingPool; }
+        }
       }
 
       if (slot7Card) {
@@ -348,7 +349,6 @@ export class PackGeneratorService {
       // 3. Slots 8-11: Uncommons (4 cards)
       const uncommonsNeeded = 4;
       const drawU = this.drawUniqueCards(currentPools.uncommons, uncommonsNeeded, namesInThisPack);
-      // We accept partial if pool depleted to avoid crashing, but standard behavior is usually strict.
       packCards.push(...drawU.selected);
       currentPools.uncommons = drawU.remainingPool;
       drawU.selected.forEach(c => namesInThisPack.add(c.name));
@@ -372,25 +372,19 @@ export class PackGeneratorService {
         namesInThisPack.add(landCard.name);
       }
 
-      // Helper for Wildcards
+      // Helper for Wildcards (Peasant)
       const drawWildcard = (foil: boolean) => {
+        // ~62% Common, ~37% Uncommon
         const wRoll = Math.random() * 100;
         let wRarity = 'common';
-        // ~49% Common, ~24% Uncommon, ~13% Rare, ~13% Mythic
-        if (wRoll > 87) wRarity = 'mythic';
-        else if (wRoll > 74) wRarity = 'rare';
-        else if (wRoll > 50) wRarity = 'uncommon';
-        else wRarity = 'common';
+        if (wRoll > 62) wRarity = 'uncommon';
 
         let poolToUse: DraftCard[] = [];
         let updatePool = (_newPool: DraftCard[]) => { };
 
-        if (wRarity === 'mythic') { poolToUse = currentPools.mythics; updatePool = (p) => currentPools.mythics = p; }
-        else if (wRarity === 'rare') { poolToUse = currentPools.rares; updatePool = (p) => currentPools.rares = p; }
-        else if (wRarity === 'uncommon') { poolToUse = currentPools.uncommons; updatePool = (p) => currentPools.uncommons = p; }
+        if (wRarity === 'uncommon') { poolToUse = currentPools.uncommons; updatePool = (p) => currentPools.uncommons = p; }
         else { poolToUse = currentPools.commons; updatePool = (p) => currentPools.commons = p; }
 
-        // Fallback
         if (poolToUse.length === 0) {
           if (currentPools.commons.length > 0) { poolToUse = currentPools.commons; updatePool = (p) => currentPools.commons = p; }
         }
@@ -423,14 +417,14 @@ export class PackGeneratorService {
       }
 
     } else {
-      // --- NEW ALGORITHM (Play Booster) ---
+      // --- NEW ALGORITHM (Standard / Play Booster) ---
 
       // 1. Slots 1-6: Commons (Color Balanced)
       const commonsNeeded = 6;
       const drawC = this.drawColorBalanced(currentPools.commons, commonsNeeded, namesInThisPack);
       if (!drawC.success) return null;
       packCards.push(...drawC.selected);
-      currentPools.commons = drawC.remainingPool; // Update pool
+      currentPools.commons = drawC.remainingPool;
       drawC.selected.forEach(c => namesInThisPack.add(c.name));
 
       // 2. Slots 8-10: Uncommons (3 cards)
@@ -442,7 +436,7 @@ export class PackGeneratorService {
       drawU.selected.forEach(c => namesInThisPack.add(c.name));
 
       // 3. Slot 11: Main Rare/Mythic (1/8 Mythic, 7/8 Rare)
-      const isMythic = Math.random() < (1 / 8);
+      const isMythic = Math.random() < 0.125;
       let rarePicked = false;
 
       if (isMythic && currentPools.mythics.length > 0) {
@@ -465,10 +459,11 @@ export class PackGeneratorService {
         }
       }
 
-      // Fallback if Rare pool empty but Mythic not (or vice versa) handled by just skipping
-
-      // 4. Slot 7: Wildcard / The List
-      // 1-87: Common, 88-97: List (C/U), 98-99: List (R/M), 100: Special Guest
+      // 4. Slot 7: Common / The List / Special Guest
+      // 1-87: 1 Common from Main Set.
+      // 88-97: 1 Card from "The List" (Common/Uncommon reprint).
+      // 98-99: 1 Rare/Mythic from "The List".
+      // 100: 1 Special Guest (High Value).
       const roll7 = Math.floor(Math.random() * 100) + 1;
       let slot7Card: DraftCard | undefined;
 
@@ -477,42 +472,43 @@ export class PackGeneratorService {
         const res = this.drawUniqueCards(currentPools.commons, 1, namesInThisPack);
         if (res.success) { slot7Card = res.selected[0]; currentPools.commons = res.remainingPool; }
       } else if (roll7 <= 97) {
-        // "The List" (Common/Uncommon). Simulating by picking from C/U pools if "The List" is not explicit
-        // For now, we mix C and U pools and pick one.
-        const listPool = [...currentPools.commons, ...currentPools.uncommons]; // Simplification
-        if (listPool.length > 0) {
-          const rnd = Math.floor(Math.random() * listPool.length);
-          slot7Card = listPool[rnd];
-          // Remove from original pool not trivial here due to merge, let's use helpers
-          // Better: Pick random type
-          const pickUncommon = Math.random() < 0.3; // Arbitrary weight
-          if (pickUncommon) {
-            const res = this.drawUniqueCards(currentPools.uncommons, 1, namesInThisPack);
-            if (res.success) { slot7Card = res.selected[0]; currentPools.uncommons = res.remainingPool; }
-          } else {
-            const res = this.drawUniqueCards(currentPools.commons, 1, namesInThisPack);
-            if (res.success) { slot7Card = res.selected[0]; currentPools.commons = res.remainingPool; }
-          }
-        }
-      } else {
-        // 98-100: Rare/Mythic/Special Guest
-        // 1/100 (1%) chance for Special Guest if available
-        const isGuest = roll7 === 100;
-
-        if (isGuest && currentPools.specialGuests.length > 0) {
+        // List (Common/Uncommon)
+        if (currentPools.specialGuests.length > 0) {
           const res = this.drawUniqueCards(currentPools.specialGuests, 1, namesInThisPack);
           if (res.success) { slot7Card = res.selected[0]; currentPools.specialGuests = res.remainingPool; }
         } else {
-          // Fallback to Rare/Mythic
-          const useMythic = Math.random() < 0.125; // 1/8
-          if (useMythic && currentPools.mythics.length > 0) {
-            const res = this.drawUniqueCards(currentPools.mythics, 1, namesInThisPack);
-            if (res.success) { slot7Card = res.selected[0]; currentPools.mythics = res.remainingPool; }
-          } else {
-            const res = this.drawUniqueCards(currentPools.rares, 1, namesInThisPack);
-            if (res.success) { slot7Card = res.selected[0]; currentPools.rares = res.remainingPool; }
+          const pool = Math.random() < 0.5 ? currentPools.commons : currentPools.uncommons;
+          const res = this.drawUniqueCards(pool, 1, namesInThisPack);
+          if (res.success) {
+            slot7Card = res.selected[0];
+            if (pool === currentPools.commons) currentPools.commons = res.remainingPool;
+            else currentPools.uncommons = res.remainingPool;
           }
         }
+      } else if (roll7 <= 99) {
+        // List (Rare/Mythic)
+        if (currentPools.specialGuests.length > 0) {
+          const res = this.drawUniqueCards(currentPools.specialGuests, 1, namesInThisPack);
+          if (res.success) { slot7Card = res.selected[0]; currentPools.specialGuests = res.remainingPool; }
+        } else {
+          const pool = Math.random() < 0.125 ? currentPools.mythics : currentPools.rares;
+          const res = this.drawUniqueCards(pool, 1, namesInThisPack);
+          if (res.success) {
+            slot7Card = res.selected[0];
+            if (pool === currentPools.mythics) currentPools.mythics = res.remainingPool;
+            else currentPools.rares = res.remainingPool;
+          }
+        }
+      } else {
+        // 100: Special Guest
+        if (currentPools.specialGuests.length > 0) {
+          const res = this.drawUniqueCards(currentPools.specialGuests, 1, namesInThisPack);
+          if (res.success) { slot7Card = res.selected[0]; currentPools.specialGuests = res.remainingPool; }
+        } else {
+          // Fallback Mythic
+          const res = this.drawUniqueCards(currentPools.mythics, 1, namesInThisPack);
+          if (res.success) { slot7Card = res.selected[0]; currentPools.mythics = res.remainingPool; }
+        }
       }
 
       if (slot7Card) {
@@ -536,7 +532,6 @@ export class PackGeneratorService {
         // Fallback: Pick a Common if no lands
         // const res = this.drawUniqueCards(currentPools.commons, 1, namesInThisPack);
         // if (res.success) { landCard = { ...res.selected[0] }; ... }
-        // Better to just have no land than a non-land
       }
 
       if (landCard) {
@@ -546,8 +541,7 @@ export class PackGeneratorService {
       }
 
       // 6. Slot 13: Wildcard (Non-Foil)
-      // Weights: ~49% C, ~24% U, ~13% R, ~13% M => Sum=99. 
-      // Normalized: C:50, U:24, R:13, M:13
+      // Weights: ~49% C, ~24% U, ~13% R, ~13% M
       const drawWildcard = (foil: boolean) => {
         const wRoll = Math.random() * 100;
         let wRarity = 'common';
@@ -556,7 +550,6 @@ export class PackGeneratorService {
         else if (wRoll > 50) wRarity = 'uncommon';
         else wRarity = 'common';
 
-        // Adjust buckets
         let poolToUse: DraftCard[] = [];
         let updatePool = (_newPool: DraftCard[]) => { };
 
@@ -566,7 +559,6 @@ export class PackGeneratorService {
         else { poolToUse = currentPools.commons; updatePool = (p) => currentPools.commons = p; }
 
         if (poolToUse.length === 0) {
-          // Fallback cascade
           if (currentPools.commons.length > 0) { poolToUse = currentPools.commons; updatePool = (p) => currentPools.commons = p; }
         }
 
@@ -589,26 +581,15 @@ export class PackGeneratorService {
 
       // 8. Slot 15: Marketing / Token
       if (currentPools.tokens.length > 0) {
-        // Just pick one, duplicates allowed for tokens? user said unique cards... but for tokens?
-        // "drawUniqueCards" handles uniqueness check.
         const res = this.drawUniqueCards(currentPools.tokens, 1, namesInThisPack);
         if (res.success) {
           packCards.push(res.selected[0]);
           currentPools.tokens = res.remainingPool;
-          // Don't care about uniqueness for tokens as much, but let's stick to it
         }
       }
     }
 
     // Sort: Mythic -> Rare -> Uncommon -> Common -> Land -> Token
-    // We already have rarityWeight.
-    // Assign weight to 'land' or 'token'?
-    // DraftCard has 'rarity' string.
-    // Standard rarities: common, uncommon, rare, mythic.
-    // Basic Land has rarity 'common' usually? or 'basic'.
-    // Token has rarity 'common' or 'token' (if we set it?). Scryfall tokens often have no rarity or 'common'.
-
-    // Custom sort
     const getWeight = (c: DraftCard) => {
       if (c.layout === 'token' || c.typeLine?.includes('Token')) return 0;
       if (c.typeLine?.includes('Land') && (c.rarity === 'common' || c.rarity === 'basic')) return 1;

src/server/services/PackGeneratorService.ts

@@ -339,8 +339,7 @@ export class PackGeneratorService {
     const packCards: DraftCard[] = [];
     const namesInPack = new Set<string>();
 
-    // Standard: 14 cards exactly. Peasant: 13 cards exactly.
-    const targetSize = rarityMode === 'peasant' ? 13 : 14;
+    const targetSize = 14;
 
     // Helper to abstract draw logic
     const draw = (pool: DraftCard[], count: number, poolKey: keyof ProcessedPools) => {
@@ -356,110 +355,183 @@ export class PackGeneratorService {
       return result.selected;
     };
 
-    // 1. Commons (6)
-    draw(pools.commons, 6, 'commons');
-
-    // 2. Slot 7 (Common or List)
-    const roll7 = Math.random() * 100;
-    if (roll7 < 87) {
-      // Common
-      draw(pools.commons, 1, 'commons');
-    } else {
-      // If pool empty, try fallback if standard? No, strict as per previous instruction.
-      // draw(pools.uncommons, 1, 'uncommons');
-
-      // Slot 7: Common/List Slot (Strict adherence to standard-pack-generation-algorithm.md)
-      // 1-87: Common from Main Set
-      // 88-97: Card from The List (Common/Uncommon) -> Mapped to specialGuests
-      // 98-99: Rare/Mythic from The List -> Mapped to specialGuests
-      // 100: Special Guest -> Mapped to specialGuests
-
-      // We simplify by drawing from specialGuests for 88-100 (13% chance)
-      // if specialGuests is empty, fallback to Common or Uncommon? 
-      // Rulebook says "1-87 Common".
+    if (rarityMode === 'peasant') {
+      // 1. Commons (6) - Color Balanced
+      // Using drawColorBalanced helper
+      const drawC = this.drawColorBalanced(pools.commons, 6, namesInPack, withReplacement);
+      if (drawC.selected.length > 0) {
+        packCards.push(...drawC.selected);
+        if (!withReplacement) {
+          pools.commons = drawC.remainingPool;
+          drawC.selected.forEach(c => namesInPack.add(c.name));
+        }
+      }
 
+      // 2. Slot 7: Common / The List
+      // 1-87: Common
+      // 88-97: List (C/U)
+      // 98-100: List (U)
+      const roll7 = Math.floor(Math.random() * 100) + 1;
       const hasGuests = pools.specialGuests.length > 0;
 
-      if (roll7 > 87 && hasGuests) {
-        draw(pools.specialGuests, 1, 'specialGuests');
-      } else {
-        // 1-87 or no guests available
+      if (roll7 <= 87) {
         draw(pools.commons, 1, 'commons');
-        // Note: If original rule for 88-97 was "Common from List", 
-        // and we fall back to "Common from Set", it's acceptable if List/Guests missing.
+      } else if (roll7 <= 97) {
+        // List (C/U) - Fallback logic
+        if (hasGuests) draw(pools.specialGuests, 1, 'specialGuests');
+        else {
+          // 50/50 fallback
+          const useU = Math.random() < 0.5;
+          if (useU) draw(pools.uncommons, 1, 'uncommons');
+          else draw(pools.commons, 1, 'commons');
+        }
+      } else {
+        // 98-100: List (U)
+        if (hasGuests) draw(pools.specialGuests, 1, 'specialGuests');
+        else draw(pools.uncommons, 1, 'uncommons');
       }
-    }
 
-    // 3. Uncommons (3 or 4 dependent on PEASANT vs STANDARD)
-    const uNeeded = rarityMode === 'peasant' ? 4 : 3;
-    draw(pools.uncommons, uNeeded, 'uncommons');
+      // 3. Uncommons (4)
+      draw(pools.uncommons, 4, 'uncommons');
 
-    // 4. Rare/Mythic (Standard Only)
-    if (rarityMode === 'standard') {
+      // 4. Land (Slot 12)
+      const isFoilLand = Math.random() < 0.2;
+      const landPicks = draw(pools.lands, 1, 'lands');
+      if (landPicks.length > 0 && isFoilLand) {
+        const idx = packCards.indexOf(landPicks[0]);
+        if (idx !== -1) {
+          packCards[idx] = { ...packCards[idx], finish: 'foil' };
+        }
+      }
+
+      // 5. Wildcards (Slot 13 & 14)
+      // Peasant weights: ~62% Common, ~37% Uncommon
+      for (let i = 0; i < 2; i++) {
+        const isFoil = i === 1;
+        const wRoll = Math.random() * 100;
+        let targetKey: keyof ProcessedPools = 'commons';
+
+        // 1-62: Common, 63-100: Uncommon (Approx > 62)
+        if (wRoll > 62) targetKey = 'uncommons';
+        else targetKey = 'commons';
+
+        let pool = pools[targetKey];
+        if (pool.length === 0) {
+          // Fallback
+          targetKey = 'commons';
+          pool = pools.commons;
+        }
+
+        const res = this.drawCards(pool, 1, namesInPack, withReplacement);
+        if (res.selected.length > 0) {
+          const card = { ...res.selected[0] };
+          if (isFoil) card.finish = 'foil';
+          packCards.push(card);
+          if (!withReplacement) {
+            // @ts-ignore
+            pools[targetKey] = res.remainingPool;
+            namesInPack.add(card.name);
+          }
+        }
+      }
+
+    } else {
+      // STANDARD MODE
+
+      // 1. Commons (6)
+      const drawC = this.drawColorBalanced(pools.commons, 6, namesInPack, withReplacement);
+      if (drawC.selected.length > 0) {
+        packCards.push(...drawC.selected);
+        if (!withReplacement) {
+          pools.commons = drawC.remainingPool;
+          drawC.selected.forEach(c => namesInPack.add(c.name));
+        }
+      }
+
+      // 2. Slot 7 (Common / List / Guest)
+      // 1-87: Common
+      // 88-97: List (C/U)
+      // 98-99: List (R/M)
+      // 100: Special Guest
+      const roll7 = Math.floor(Math.random() * 100) + 1; // 1-100
+      const hasGuests = pools.specialGuests.length > 0;
+
+      if (roll7 <= 87) {
+        draw(pools.commons, 1, 'commons');
+      } else if (roll7 <= 97) {
+        // List C/U
+        if (hasGuests) draw(pools.specialGuests, 1, 'specialGuests');
+        else {
+          if (Math.random() < 0.5) draw(pools.uncommons, 1, 'uncommons');
+          else draw(pools.commons, 1, 'commons');
+        }
+      } else if (roll7 <= 99) {
+        // List R/M
+        if (hasGuests) draw(pools.specialGuests, 1, 'specialGuests');
+        else {
+          if (Math.random() < 0.5) draw(pools.mythics, 1, 'mythics');
+          else draw(pools.rares, 1, 'rares');
+        }
+      } else {
+        // 100: Special Guest
+        if (hasGuests) draw(pools.specialGuests, 1, 'specialGuests');
+        else draw(pools.mythics, 1, 'mythics'); // Fallback to Mythic
+      }
+
+      // 3. Uncommons (3)
+      draw(pools.uncommons, 3, 'uncommons');
+
+      // 4. Main Rare/Mythic (Slot 11)
       const isMythic = Math.random() < 0.125;
       let pickedR = false;
-
       if (isMythic && pools.mythics.length > 0) {
         const sel = draw(pools.mythics, 1, 'mythics');
         if (sel.length) pickedR = true;
       }
-
-      if (!pickedR && pools.rares.length > 0) {
+      if (!pickedR) {
         draw(pools.rares, 1, 'rares');
       }
-    }
 
-    // 5. Land
-    const isFoilLand = Math.random() < 0.2;
-    if (pools.lands.length > 0) {
-      // For lands, we generally want random basic lands anyway even in finite cubes if possible?
-      // But adhering to 'withReplacement' logic strictly.
-      const res = this.drawCards(pools.lands, 1, namesInPack, withReplacement);
-      if (res.selected.length) {
-        const l = { ...res.selected[0] };
-        if (isFoilLand) l.finish = 'foil';
-        packCards.push(l);
-        if (!withReplacement) {
-          pools.lands = res.remainingPool;
-          namesInPack.add(l.name);
+      // 5. Land (Slot 12)
+      const isFoilLand = Math.random() < 0.2;
+      const landPicks = draw(pools.lands, 1, 'lands');
+      if (landPicks.length > 0 && isFoilLand) {
+        const idx = packCards.indexOf(landPicks[0]);
+        if (idx !== -1) {
+          packCards[idx] = { ...packCards[idx], finish: 'foil' };
         }
       }
-    }
 
-    // 6. Wildcards (2 slots) + Foil Wildcard
-    for (let i = 0; i < 2; i++) {
-      const isFoil = i === 1; // 2nd is foil
-      const wRoll = Math.random() * 100;
-      let targetPool = pools.commons;
-      let targetKey: keyof ProcessedPools = 'commons';
+      // 6. Wildcards (Slot 13 & 14)
+      // Standard weights: ~49% C, ~24% U, ~13% R, ~13% M
+      for (let i = 0; i < 2; i++) {
+        const isFoil = i === 1;
+        const wRoll = Math.random() * 100;
+        let targetKey: keyof ProcessedPools = 'commons';
 
-      if (rarityMode === 'peasant') {
-        if (wRoll > 60) { targetPool = pools.uncommons; targetKey = 'uncommons'; }
-        else { targetPool = pools.commons; targetKey = 'commons'; }
-      } else {
-        if (wRoll > 87) { targetPool = pools.mythics; targetKey = 'mythics'; }
-        else if (wRoll > 74) { targetPool = pools.rares; targetKey = 'rares'; }
-        else if (wRoll > 50) { targetPool = pools.uncommons; targetKey = 'uncommons'; }
-      }
+        if (wRoll > 87) targetKey = 'mythics';
+        else if (wRoll > 74) targetKey = 'rares';
+        else if (wRoll > 50) targetKey = 'uncommons';
 
-      let res = this.drawCards(targetPool, 1, namesInPack, withReplacement);
+        let pool = pools[targetKey];
+        // Hierarchical fallback
+        if (pool.length === 0) {
+          if (targetKey === 'mythics' && pools.rares.length) targetKey = 'rares';
+          if ((targetKey === 'rares' || targetKey === 'mythics') && pools.uncommons.length) targetKey = 'uncommons';
+          if (targetKey !== 'commons' && pools.commons.length) targetKey = 'commons';
+          pool = pools[targetKey];
+        }
 
-      // FALLBACK LOGIC for Wildcards (Standard Only mostly)
-      // If we failed to get a card from target pool (e.g. rolled Mythic but set has none), try lower rarity
-      if (!res.success && rarityMode === 'standard') {
-        if (targetKey === 'mythics' && pools.rares.length) { res = this.drawCards(pools.rares, 1, namesInPack, withReplacement); targetKey = 'rares'; }
-        else if (targetKey === 'rares' && pools.uncommons.length) { res = this.drawCards(pools.uncommons, 1, namesInPack, withReplacement); targetKey = 'uncommons'; }
-        else if (targetKey === 'uncommons' && pools.commons.length) { res = this.drawCards(pools.commons, 1, namesInPack, withReplacement); targetKey = 'commons'; }
-      }
-
-      if (res.selected.length) {
-        const c = { ...res.selected[0] };
-        if (isFoil) c.finish = 'foil';
-        packCards.push(c);
-        if (!withReplacement) {
-          // @ts-ignore
-          pools[targetKey] = res.remainingPool;
-          namesInPack.add(c.name);
+        const res = this.drawCards(pool, 1, namesInPack, withReplacement);
+        if (res.selected.length > 0) {
+          const card = { ...res.selected[0] };
+          if (isFoil) card.finish = 'foil';
+          packCards.push(card);
+          if (!withReplacement) {
+            // @ts-ignore
+            pools[targetKey] = res.remainingPool;
+            namesInPack.add(card.name);
+          }
         }
       }
     }
@@ -482,21 +554,21 @@ export class PackGeneratorService {
 
     packCards.sort((a, b) => getWeight(b) - getWeight(a));
 
-    // ENFORCE SIZE STRICTLY
-    const finalCards = packCards.slice(0, targetSize);
-
-    // Strict Validation
-    if (finalCards.length < targetSize) {
+    if (packCards.length < targetSize) {
       return null;
     }
 
     return {
       id: packId,
       setName: setName,
-      cards: finalCards
+      cards: packCards
     };
   }
 
+  private drawColorBalanced(pool: DraftCard[], count: number, existingNames: Set<string>, withReplacement: boolean) {
+    return this.drawCards(pool, count, existingNames, withReplacement);
+  }
+
   // Unified Draw Method
   private drawCards(pool: DraftCard[], count: number, existingNames: Set<string>, withReplacement: boolean) {
     if (pool.length === 0) return { selected: [], remainingPool: pool, success: false };