diff --git a/src/main/kotlin/gamer/noir/curseenc/command/ModCommands.kt b/src/main/kotlin/gamer/noir/curseenc/command/ModCommands.kt
index 012a47a..18d7e25 100644
--- a/src/main/kotlin/gamer/noir/curseenc/command/ModCommands.kt
+++ b/src/main/kotlin/gamer/noir/curseenc/command/ModCommands.kt
@@ -3,6 +3,7 @@ package gamer.noir.curseenc.command
 import com.mojang.brigadier.CommandDispatcher
 import com.mojang.brigadier.arguments.StringArgumentType
 import com.mojang.brigadier.context.CommandContext
+import gamer.noir.curseenc.CurseOfEienNoChi
 import gamer.noir.curseenc.data.AttachmentsServer
 import net.fabricmc.fabric.api.command.v2.CommandRegistrationCallback
 import net.minecraft.commands.CommandBuildContext
@@ -10,6 +11,7 @@ import net.minecraft.commands.CommandSourceStack
 import net.minecraft.commands.Commands
 import net.minecraft.commands.Commands.CommandSelection
 import net.minecraft.network.chat.Component
+import net.minecraft.resources.ResourceLocation
 
 
 object ModCommands {
@@ -21,35 +23,76 @@ object ModCommands {
         val player = context.source?.player
         val Power = StringArgumentType.getString(context, "Power")
         if (player != null) {
-            player.setAttached(AttachmentsServer.EXEMPLE,"$Power")
-            context.getSource()!!.sendSuccess( { Component.literal("Power set to $Power") }, false)
+            val powerList = player.getAttachedOrCreate(AttachmentsServer.Powers)
+            if (powerList.contains(ResourceLocation.fromNamespaceAndPath(CurseOfEienNoChi.MOD_ID ,Power))) {
+
+                context.getSource()!!.sendSuccess( { Component.literal("$Power Existe déjà ") }, false)
+            }
+            else {
+                val newList = powerList.plus(ResourceLocation.fromNamespaceAndPath(CurseOfEienNoChi.MOD_ID,Power))
+                player.setAttached(AttachmentsServer.Powers,newList)
+                context.getSource()!!.sendSuccess({ Component.literal("$Power A été ajouté") }, false)
+            }
         }
         return 1
     }
+
+
     private fun executePowerRemove(context: CommandContext<CommandSourceStack?>): Int {
-        context.getSource()!!.sendSuccess( { Component.literal("Power !!!") }, false)
+        val player = context.source?.player
+        val Power = StringArgumentType.getString(context, "Power")
+        if (player != null) {
+            val powerList = player.getAttachedOrCreate(AttachmentsServer.Powers)
+            if (powerList.contains(ResourceLocation.fromNamespaceAndPath(CurseOfEienNoChi.MOD_ID ,Power))) {
+                val newList = powerList.minus(ResourceLocation.fromNamespaceAndPath(CurseOfEienNoChi.MOD_ID,Power))
+                player.setAttached(AttachmentsServer.Powers,newList)
+                context.getSource()!!.sendSuccess( { Component.literal("$Power a été révoqué") }, false)
+            }
+            else {
+                context.getSource()!!.sendSuccess({ Component.literal("Tu ne possèdes pas $Power") }, false)
+            }
+        }
         return 1
     }
+
+
     private fun executePowerQuary(context: CommandContext<CommandSourceStack?>): Int {
         val player = context.source?.player
-        if (player != null && player.hasAttached(AttachmentsServer.EXEMPLE)) {
-            val Power = player.getAttached(AttachmentsServer.EXEMPLE)
-            context.getSource()!!.sendSuccess( { Component.literal("Power is $Power") }, false)
+        if (player != null && player.hasAttached(AttachmentsServer.Powers)) {
+            val Power = player.getAttached(AttachmentsServer.Powers)
+            context.getSource()!!.sendSuccess( { Component.literal("La liste de vos pouvoirs est $Power") }, false)
         }
         else {
             context.getSource()!!.sendSuccess( { Component.literal("nop") }, false)
         }
+        return 1
+    }
 
 
+    private fun executePowerQuaryTyped(context: CommandContext<CommandSourceStack?>): Int {
+        val player = context.source?.player
+        val Power = StringArgumentType.getString(context, "Power")
+        if (player != null && player.hasAttached(AttachmentsServer.Powers)) {
+            val powerList = player.getAttachedOrCreate(AttachmentsServer.Powers)
+            if (powerList.contains(ResourceLocation.fromNamespaceAndPath(CurseOfEienNoChi.MOD_ID ,Power))) {
+                context.getSource()!!.sendSuccess( { Component.literal("Vous possédez $Power") }, false)
+            }
+            else{
+                context.getSource()!!.sendSuccess( { Component.literal("Tu ne possèdes pas $Power") }, false)
+            }
+        }
+        else {
+            context.getSource()!!.sendSuccess( { Component.literal("nop") }, false)
+        }
         return 1
     }
 
 
 
     val argument_power = Commands.argument("Power", StringArgumentType.string()).suggests { context, builder ->
-        builder.suggest("Night_vision")
-            .suggest("Hyper_speed")
-            .suggest("Bat_mod")
+        builder.suggest("night_vision")
+            .suggest("hyper_speed")
+            .suggest("bat_mod")
             .suggest("...")
         builder.buildFuture()
     }
@@ -71,8 +114,9 @@ object ModCommands {
                                 .executes(ModCommands::executePowerRemove)))
 
                         .then(Commands.literal("quary")
+                            .executes(ModCommands::executePowerQuary)
                             .then(argument_power
-                                .executes(ModCommands::executePowerQuary)))
+                                .executes(ModCommands::executePowerQuaryTyped)))
                     )
 
 
diff --git a/src/main/kotlin/gamer/noir/curseenc/data/AttachmentsServer.kt b/src/main/kotlin/gamer/noir/curseenc/data/AttachmentsServer.kt
index 2e9e02e..b8702a2 100644
--- a/src/main/kotlin/gamer/noir/curseenc/data/AttachmentsServer.kt
+++ b/src/main/kotlin/gamer/noir/curseenc/data/AttachmentsServer.kt
@@ -4,6 +4,7 @@ import com.mojang.serialization.Codec
 import gamer.noir.curseenc.CurseOfEienNoChi
 import net.fabricmc.fabric.api.attachment.v1.AttachmentRegistry
 import net.fabricmc.fabric.api.attachment.v1.AttachmentSyncPredicate
+import net.minecraft.nbt.CompoundTag
 import net.minecraft.network.codec.ByteBufCodecs
 import net.minecraft.resources.ResourceLocation
 
@@ -13,4 +14,10 @@ object AttachmentsServer {
             builder -> builder.initializer { "" }.syncWith(ByteBufCodecs.STRING_UTF8, AttachmentSyncPredicate.all()).persistent(
         Codec.STRING).copyOnDeath()
         }
+    var Powers = AttachmentRegistry.create<List<ResourceLocation>>(ResourceLocation.fromNamespaceAndPath(CurseOfEienNoChi.MOD_ID,"powers")) {
+            builder -> builder.initializer { listOf() }
+        .syncWith(ResourceLocation.STREAM_CODEC.apply(ByteBufCodecs.list()), AttachmentSyncPredicate.all())
+        .persistent(ResourceLocation.CODEC.listOf())
+        .copyOnDeath()
+    }
 }
\ No newline at end of file