diff --git a/cogs/guide.py b/cogs/guide.py
index d4a4199..2e7eb81 100644
--- a/cogs/guide.py
+++ b/cogs/guide.py
@@ -22,8 +22,8 @@ class Guide(commands.Cog):
         embed.add_field(
             name="💰 Damage Formats",
             value="**Accepted formats:** `1500000`, `1.5M`, `500K`, `2B`\n" +
-                "**Suffixes:** K = thousands, M = millions, B = billions\n" +
-                "**Shortcuts:** `nm` = Nightmare, `unm` = Ultra Nightmare",
+                  "**Suffixes:** K = thousands, M = millions, B = billions\n" +
+                  "**Shortcuts:** `nm` = Nightmare, `unm` = Ultra Nightmare",
             inline=False
         )
         
@@ -31,9 +31,9 @@ class Guide(commands.Cog):
         embed.add_field(
             name="🐍 Hydra Commands",
             value="**Difficulties:** Normal | Hard | Brutal | Nightmare (nm)\n" +
-                "`!pbhydra <difficulty> <damage>` - Submit PB + screenshot\n" +
-                "`!pbhydra <difficulty>` - Show your PB\n" +
-                "`!pbhydra <difficulty> <user>` - Show user's PB",
+                  "`!pbhydra <difficulty> <damage>` - Submit PB + screenshot\n" +
+                  "`!pbhydra <difficulty>` - Show your PB\n" +
+                  "`!pbhydra <difficulty> <user>` - Show user's PB",
             inline=False
         )
         
@@ -41,9 +41,9 @@ class Guide(commands.Cog):
         embed.add_field(
             name="🦁 Chimera Commands",
             value="**Difficulties:** Easy | Normal | Hard | Brutal | Nightmare (nm) | Ultra (unm)\n" +
-                "`!pbchimera <difficulty> <damage>` - Submit PB + screenshot\n" +
-                "`!pbchimera <difficulty>` - Show your PB\n" +
-                "`!pbchimera <difficulty> <user>` - Show user's PB",
+                  "`!pbchimera <difficulty> <damage>` - Submit PB + screenshot\n" +
+                  "`!pbchimera <difficulty>` - Show your PB\n" +
+                  "`!pbchimera <difficulty> <user>` - Show user's PB",
             inline=False
         )
         
@@ -51,8 +51,18 @@ class Guide(commands.Cog):
         embed.add_field(
             name="⚔️ CvC Commands",
             value="`!pbcvc <damage>` - Submit PB + screenshot\n" +
-                "`!pbcvc` - Show your PB\n" +
-                "`!pbcvc <username>` - Show user's PB",
+                  "`!pbcvc` - Show your PB\n" +
+                  "`!pbcvc <username>` - Show user's PB",
+            inline=False
+        )
+        
+        # Commandes Mercy
+        embed.add_field(
+            name="🎲 Mercy Commands",
+            value="`!mercy show` - Show your current mercy pulls\n" +
+                  "`!mercy add <nb> <type>` - Add pulls to a shard type\n" +
+                  "`!mercy reset <type>` - Reset pulls for a shard type\n" +
+                  "**Available types:** ancient, void, sacred, primal_legendary, primal_mythical, remnant",
             inline=False
         )
         
@@ -60,8 +70,8 @@ class Guide(commands.Cog):
         embed.add_field(
             name="🌍 Global Leaderboards",
             value="`!top10hydra <difficulty>` - Global Hydra rankings\n" +
-                "`!top10chimera <difficulty>` - Global Chimera rankings\n" +
-                "`!top10cvc` - Global CvC rankings",
+                  "`!top10chimera <difficulty>` - Global Chimera rankings\n" +
+                  "`!top10cvc` - Global CvC rankings",
             inline=False
         )
         
@@ -69,8 +79,8 @@ class Guide(commands.Cog):
         embed.add_field(
             name="🏛️ Clan Leaderboards",
             value="**RTF:** `!rtfhydra <diff>` `!rtfchimera <diff>` `!rtfcvc`\n" +
-                "**RTFC:** `!rtfchydra <diff>` `!rtfcchimera <diff>` `!rtfccvc`\n" +
-                "**RTFR:** `!rtfrhydra <diff>` `!rtfrchimera <diff>` `!rtfrcvc`",
+                  "**RTFC:** `!rtfchydra <diff>` `!rtfcchimera <diff>` `!rtfccvc`\n" +
+                  "**RTFR:** `!rtfrhydra <diff>` `!rtfrchimera <diff>` `!rtfrcvc`",
             inline=False
         )
         
@@ -78,8 +88,8 @@ class Guide(commands.Cog):
         embed.add_field(
             name="📈 Stats & Info",
             value="`!mystats` - View all your PBs\n" +
-                "`!mystats <username>` - View someone's PBs\n" +
-                "`!guide` - Show this help message",
+                  "`!mystats <username>` - View someone's PBs\n" +
+                  "`!guide` - Show this help message",
             inline=False
         )
         
@@ -87,10 +97,12 @@ class Guide(commands.Cog):
         embed.add_field(
             name="💡 Examples",
             value="`!pbhydra brutal 1.5M` - Submit Brutal Hydra PB\n" +
-                "`!pbchimera unm 500K` - Submit Ultra Nightmare PB\n" +
-                "`!pbcvc 2.3M` - Submit CvC PB\n" +
-                "`!rtfhydra nm` - RTF clan Nightmare rankings\n" +
-                "**Always attach screenshot when submitting PBs!**",
+                  "`!pbchimera unm 500K` - Submit Ultra Nightmare PB\n" +
+                  "`!pbcvc 2.3M` - Submit CvC PB\n" +
+                  "`!mercy add 50 ancient` - Add 50 pulls to Ancient shard\n" +
+                  "`!mercy show` - Show your mercy pulls\n" +
+                  "`!rtfhydra nm` - RTF clan Nightmare rankings\n" +
+                  "**Always attach screenshot when submitting PBs!**",
             inline=False
         )
         
@@ -98,5 +110,5 @@ class Guide(commands.Cog):
         
         await ctx.send(embed=embed)
 
-def setup(bot):
-    bot.add_cog(Guide(bot))
\ No newline at end of file
+async def setup(bot):
+    await bot.add_cog(Guide(bot))
diff --git a/cogs/mercy.py b/cogs/mercy.py
index 235b5ee..55d04b3 100644
--- a/cogs/mercy.py
+++ b/cogs/mercy.py
@@ -1,118 +1,94 @@
 import discord
 from discord.ext import commands
-from utils.DatabaseManager_class import DatabaseManager
 from config import AUTHORIZED_CHANNEL_ID
-from datetime import datetime
+from utils.MercyManager_class import MercyManager
 
-# Règles de mercy
-MERCY_RULES = {
-    "ancient": {"threshold": 200, "increment": 0.5, "base": 0},
-    "void": {"threshold": 200, "increment": 0.5, "base": 0},
-    "sacred": {"threshold": 12, "increment": 2, "base": 0},
-    "primal_legendary": {"threshold": 75, "increment": 1, "base": 0},
-    "primal_mythical": {"threshold": 200, "increment": 10, "base": 0},
-    "remnant": {"threshold": 24, "increment": 1, "base": 0},
-}
-
-db_manager = DatabaseManager()
+VALID_SHARDS = ["ancient", "void", "sacred", "primal", "remnant"]
 
 class Mercy(commands.Cog):
     def __init__(self, bot):
         self.bot = bot
-        # Création de la table si elle n’existe pas
-        db_manager.execute("""
-            CREATE TABLE IF NOT EXISTS mercy_counters (
-                user_id TEXT,
-                shard_type TEXT,
-                pulls INTEGER DEFAULT 0,
-                last_reset TIMESTAMP,
-                PRIMARY KEY(user_id, shard_type)
-            )
-        """)
+        self.mercy_manager = MercyManager()
 
-    def get_mercy_chance(self, shard_type, pulls):
-        rule = MERCY_RULES[shard_type]
-        if pulls <= rule["threshold"]:
-            return rule["base"]
-        return rule["base"] + (pulls - rule["threshold"]) * rule["increment"]
+    def calc_chance_and_guarantee(self, shard_type, pulls):
+        """Calcule la chance actuelle et le pull garanti"""
+        rules = {
+            "ancient": {"start": 200, "increment": 5, "base": 0.5},
+            "void": {"start": 200, "increment": 5, "base": 0.5},
+            "sacred": {"start": 12, "increment": 2, "base": 6},
+            "primal_legendary": {"start": 75, "increment": 1, "base": 1},
+            "primal_mythical": {"start": 200, "increment": 10, "base": 0.5},
+            "remnant": {"start": 24, "increment": 1, "base": 0},
+        }
+        rule = rules[shard_type]
+        chance = rule["base"] if pulls < rule["start"] else rule["base"] + (pulls - rule["start"]) * rule["increment"]
+        guaranteed_at = None
+        if chance >= 100:
+            guaranteed_at = rule["start"] + (100 - rule["base"]) / rule["increment"]
+        return chance, guaranteed_at
 
     @commands.command(name="mercy")
     async def mercy(self, ctx, action: str = None, arg1: str = None, arg2: str = None):
-        """Gestion de la mercy : !mercy add <nb> <type>, !mercy reset <type>, !mercy show"""
         if ctx.channel.id != AUTHORIZED_CHANNEL_ID:
             return
 
         user_id = str(ctx.author.id)
 
-        # ----- SHOW -----
         if action == "show":
-            rows = db_manager.fetchall("SELECT shard_type, pulls FROM mercy_counters WHERE user_id = ?", (user_id,))
-            if not rows:
+            pulls_dict = self.mercy_manager.get_all_pulls(user_id)
+            if not pulls_dict:
                 await ctx.send("❌ You don't have any mercy data yet.")
                 return
 
-            embed = discord.Embed(
-                title=f"🎲 Mercy Status for {ctx.author.display_name}",
-                color=0x00bfff
-            )
+            embed = discord.Embed(title=f"🎲 Mercy Status for {ctx.author.display_name}", color=0x00bfff)
 
-            for shard_type, pulls in rows:
-                chance = self.get_mercy_chance(shard_type, pulls)
-                embed.add_field(
-                    name=shard_type.replace("_", " ").title(),
-                    value=f"**{pulls} pulls** → {chance:.1f}% chance",
-                    inline=False
-                )
+            for shard_type, pulls in pulls_dict.items():
+                if shard_type == "primal":
+                    for sub_type in ["primal_legendary", "primal_mythical"]:
+                        chance, guaranteed_at = self.calc_chance_and_guarantee(sub_type, pulls)
+                        guaranteed_text = f" (Guaranteed at {int(guaranteed_at)} pulls)" if guaranteed_at else ""
+                        embed.add_field(
+                            name=sub_type.replace("_", " ").title(),
+                            value=f"Pulled: **{pulls} shards** → {chance:.1f}% chance{guaranteed_text}",
+                            inline=False
+                        )
+                else:
+                    chance, guaranteed_at = self.calc_chance_and_guarantee(shard_type, pulls)
+                    guaranteed_text = f" (Guaranteed at {int(guaranteed_at)} pulls)" if guaranteed_at else ""
+                    embed.add_field(
+                        name=shard_type.replace("_", " ").title(),
+                        value=f"Pulled: **{pulls} shards** → {chance:.1f}% chance{guaranteed_text}",
+                        inline=False
+                    )
 
             await ctx.send(embed=embed)
 
-        # ----- ADD -----
         elif action == "add" and arg1 and arg2:
             try:
-                pulls = int(arg1)
+                pulls_to_add = int(arg1)
             except ValueError:
                 await ctx.send("❌ Number of pulls must be an integer.")
                 return
 
             shard_type = arg2.lower()
-            if shard_type not in MERCY_RULES:
-                await ctx.send(f"❌ Invalid shard type. Available: {', '.join(MERCY_RULES.keys())}")
+            if shard_type not in VALID_SHARDS:
+                await ctx.send(f"❌ Invalid shard type. Available: {', '.join(VALID_SHARDS)}")
                 return
 
-            # Update DB
-            current = db_manager.fetchone(
-                "SELECT pulls FROM mercy_counters WHERE user_id = ? AND shard_type = ?",
-                (user_id, shard_type)
-            )
-            if current:
-                new_value = current["pulls"] + pulls
-                db_manager.execute(
-                    "UPDATE mercy_counters SET pulls = ?, last_reset = ? WHERE user_id = ? AND shard_type = ?",
-                    (new_value, datetime.utcnow(), user_id, shard_type)
-                )
-            else:
-                db_manager.execute(
-                    "INSERT INTO mercy_counters (user_id, shard_type, pulls, last_reset) VALUES (?, ?, ?, ?)",
-                    (user_id, shard_type, pulls, datetime.utcnow())
-                )
+            new_pulls = self.mercy_manager.add_pulls(user_id, shard_type, pulls_to_add)
+            await ctx.send(f"✅ Added {pulls_to_add} pulls to **{shard_type}** mercy. Total: {new_pulls}")
 
-            await ctx.send(f"✅ Added {pulls} pulls to **{shard_type}** mercy.")
-
-        # ----- RESET -----
         elif action == "reset" and arg1:
             shard_type = arg1.lower()
-            if shard_type not in MERCY_RULES:
-                await ctx.send(f"❌ Invalid shard type. Available: {', '.join(MERCY_RULES.keys())}")
+            if shard_type not in VALID_SHARDS:
+                await ctx.send(f"❌ Invalid shard type. Available: {', '.join(VALID_SHARDS)}")
                 return
 
-            db_manager.execute(
-                "UPDATE mercy_counters SET pulls = 0, last_reset = ? WHERE user_id = ? AND shard_type = ?",
-                (datetime.utcnow(), user_id, shard_type)
-            )
+            self.mercy_manager.reset_pulls(user_id, shard_type)
             await ctx.send(f"🔄 Mercy for **{shard_type}** has been reset.")
 
         else:
             await ctx.send("❌ Usage: `!mercy add <nb> <type>`, `!mercy reset <type>`, `!mercy show`")
 
-def setup(bot):
-    bot.add_cog(Mercy(bot))
+async def setup(bot):
+    await bot.add_cog(Mercy(bot))
diff --git a/cogs/mystats.py b/cogs/mystats.py
index bd459bc..2f142e2 100644
--- a/cogs/mystats.py
+++ b/cogs/mystats.py
@@ -85,5 +85,5 @@ class MyStats(commands.Cog):
 
 
 # Pour charger le Cog
-def setup(bot):
-    bot.add_cog(MyStats(bot))
+async def setup(bot):
+    await bot.add_cog(MyStats(bot))
diff --git a/cogs/pbchimera.py b/cogs/pbchimera.py
index c4a81fd..ff542a8 100644
--- a/cogs/pbchimera.py
+++ b/cogs/pbchimera.py
@@ -12,5 +12,5 @@ class Pbchimera(commands.Cog):
         """Commande !pbchimera avec gestion des difficultés"""
         await handle_pb_command(ctx, 'chimera', arg1, arg2)
 
-def setup(bot):
-    bot.add_cog(Pbchimera(bot))
\ No newline at end of file
+async def setup(bot):
+    await bot.add_cog(Pbchimera(bot))
\ No newline at end of file
diff --git a/cogs/pbcvc.py b/cogs/pbcvc.py
index ae2e438..ea2cdb2 100644
--- a/cogs/pbcvc.py
+++ b/cogs/pbcvc.py
@@ -12,5 +12,5 @@ class Pbcvc(commands.Cog):
         """Commande !pbcvc (sans difficultées)"""
         await handle_pb_command(ctx, 'cvc', target_user)
 
-def setup(bot):
-    bot.add_cog(Pbcvc(bot))
\ No newline at end of file
+async def setup(bot):
+    await bot.add_cog(Pbcvc(bot))
\ No newline at end of file
diff --git a/cogs/pbhydra.py b/cogs/pbhydra.py
index a1a5946..d4ea60f 100644
--- a/cogs/pbhydra.py
+++ b/cogs/pbhydra.py
@@ -12,5 +12,5 @@ class Pbhydra(commands.Cog):
         """Commande !pbhydra avec gestion des difficultés"""
         await handle_pb_command(ctx, 'hydra', arg1, arg2)
 
-def setup(bot):
-    bot.add_cog(Pbhydra(bot))
\ No newline at end of file
+async def setup(bot):
+    await bot.add_cog(Pbhydra(bot))
\ No newline at end of file
diff --git a/cogs/top10.py b/cogs/top10.py
index 8d71eea..6958499 100644
--- a/cogs/top10.py
+++ b/cogs/top10.py
@@ -1,7 +1,8 @@
 import discord
 from discord.ext import commands
 from utils.leaderboard_handler import show_leaderboard
-from utils.helpers import normalize_difficulty, BOSS_CONFIG
+from utils.helpers import normalize_difficulty
+from config import BOSS_CONFIG
 
 class Top10(commands.Cog):
     """Cog regroupant toutes les commandes de leaderboard globales et par clan"""
@@ -80,5 +81,5 @@ class Top10(commands.Cog):
         else:
             await show_leaderboard(ctx, boss_type, clan=clan)
 
-def setup(bot):
-    bot.add_cog(Top10(bot))
\ No newline at end of file
+async def setup(bot):
+    await bot.add_cog(Top10(bot))
\ No newline at end of file
diff --git a/docker-compose.yml b/docker-compose.yml
index b5e4b95..45ab03d 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -7,17 +7,18 @@ services:
     env_file:
       - .env
     volumes:
-      - ./screenshots:/app/screenshots
-      - ./bot_data.db:/app/bot_data.db
-      - ./logs:/app/logs
+      # Montre le code source pour hot-reload
+      - ./:/app-dev
+      # Montre les dossiers de stockage persistants
+      - ./screenshots:/app-dev/screenshots
+      - ./bot_data.db:/app-dev/bot_data.db
+      - ./logs:/app-dev/logs
     environment:
       - TZ=Europe/Paris
     container_name: rtf-discord-bot
-    
-    # Optional: Resource limits
     deploy:
       resources:
         limits:
           memory: 256M
         reservations:
-          memory: 128M
\ No newline at end of file
+          memory: 128M
diff --git a/utils/MercyManager_class.py b/utils/MercyManager_class.py
new file mode 100644
index 0000000..3525145
--- /dev/null
+++ b/utils/MercyManager_class.py
@@ -0,0 +1,104 @@
+import sqlite3
+from datetime import datetime
+from config import DATABASE_PATH
+
+# Règles de mercy pour stockage
+MERCY_RULES = {
+    "ancient": {"threshold": 200, "increment": 0.5, "base": 0},
+    "void": {"threshold": 200, "increment": 0.5, "base": 0},
+    "sacred": {"threshold": 12, "increment": 2, "base": 0},
+    "primal_legendary": {"threshold": 75, "increment": 1, "base": 0},
+    "primal_mythical": {"threshold": 200, "increment": 10, "base": 0},
+    "remnant": {"threshold": 24, "increment": 1, "base": 0},
+}
+
+class MercyManager:
+    def __init__(self, db_path=DATABASE_PATH):
+        self.db_path = db_path
+        self.init_table()
+
+    def init_table(self):
+        conn = sqlite3.connect(self.db_path)
+        cursor = conn.cursor()
+        cursor.execute("""
+            CREATE TABLE IF NOT EXISTS mercy_counters (
+                user_id TEXT,
+                shard_type TEXT,
+                pulls INTEGER DEFAULT 0,
+                last_reset TIMESTAMP,
+                PRIMARY KEY(user_id, shard_type)
+            )
+        """)
+        conn.commit()
+        conn.close()
+
+    def get_pulls(self, user_id, shard_type):
+        conn = sqlite3.connect(self.db_path)
+        cursor = conn.cursor()
+        cursor.execute(
+            "SELECT pulls FROM mercy_counters WHERE user_id = ? AND shard_type = ?",
+            (user_id, shard_type)
+        )
+        row = cursor.fetchone()
+        conn.close()
+        return row[0] if row else 0
+
+    def add_pulls(self, user_id, shard_type, pulls):
+        current = self.get_pulls(user_id, shard_type)
+        conn = sqlite3.connect(self.db_path)
+        cursor = conn.cursor()
+        if current:
+            cursor.execute(
+                "UPDATE mercy_counters SET pulls = ?, last_reset = ? WHERE user_id = ? AND shard_type = ?",
+                (current + pulls, datetime.utcnow(), user_id, shard_type)
+            )
+        else:
+            cursor.execute(
+                "INSERT INTO mercy_counters (user_id, shard_type, pulls, last_reset) VALUES (?, ?, ?, ?)",
+                (user_id, shard_type, pulls, datetime.utcnow())
+            )
+        conn.commit()
+        conn.close()
+        return current + pulls
+
+    def reset_pulls(self, user_id, shard_type):
+        conn = sqlite3.connect(self.db_path)
+        cursor = conn.cursor()
+        cursor.execute(
+            "UPDATE mercy_counters SET pulls = 0, last_reset = ? WHERE user_id = ? AND shard_type = ?",
+            (datetime.utcnow(), user_id, shard_type)
+        )
+        conn.commit()
+        conn.close()
+
+    def get_all_pulls(self, user_id):
+        conn = sqlite3.connect(self.db_path)
+        cursor = conn.cursor()
+        cursor.execute(
+            "SELECT shard_type, pulls FROM mercy_counters WHERE user_id = ?",
+            (user_id,)
+        )
+        rows = cursor.fetchall()
+        conn.close()
+        return {shard_type: pulls for shard_type, pulls in rows}
+
+    def get_mercy_chance(self, shard_type, pulls):
+        rule = MERCY_RULES[shard_type]
+        if pulls <= rule["threshold"]:
+            return rule["base"]
+        return rule["base"] + (pulls - rule["threshold"]) * rule["increment"]
+
+    def get_guaranteed_pull(self, shard_type):
+        """Retourne le pull où la loot est garanti à 100%"""
+        rules = {
+            "ancient": {"start": 200, "increment": 5, "base": 0.5},
+            "void": {"start": 200, "increment": 5, "base": 0.5},
+            "sacred": {"start": 12, "increment": 2, "base": 6},
+            "primal_legendary": {"start": 75, "increment": 1, "base": 1},
+            "primal_mythical": {"start": 200, "increment": 10, "base": 0.5},
+            "remnant": {"start": 24, "increment": 1, "base": 0},
+        }
+        if shard_type not in rules:
+            return None
+        rule = rules[shard_type]
+        return int(rule["start"] + (100 - rule["base"]) / rule["increment"])