diff --git a/EpinelPS/LobbyServer/Character/GetSynchrodevice.cs b/EpinelPS/LobbyServer/Character/GetSynchrodevice.cs
index 87b6114..04d253a 100644
--- a/EpinelPS/LobbyServer/Character/GetSynchrodevice.cs
+++ b/EpinelPS/LobbyServer/Character/GetSynchrodevice.cs
@@ -20,12 +20,6 @@ namespace EpinelPS.LobbyServer.Character
             new SynchroSlot() { Slot = 3 },
             new SynchroSlot() { Slot = 4 },
             new SynchroSlot() { Slot = 5 },
-
-             new SynchroSlot() { Slot = 6 },
-              new SynchroSlot() { Slot = 7 },
-               new SynchroSlot() { Slot = 8 },
-                new SynchroSlot() { Slot = 9 },
-                 new SynchroSlot() { Slot = 10 },
         };
             }
 
@@ -33,7 +27,7 @@ namespace EpinelPS.LobbyServer.Character
 
             var response = new ResGetSynchroData();
             response.Synchro = new NetUserSynchroData();
-
+            
             foreach (var item in highestLevelCharacters)
             {
                 response.Synchro.StandardCharacters.Add(new NetUserCharacterData() { Default = new() { Csn = item.Csn, Skill1Lv = item.Skill1Lvl, Skill2Lv = item.Skill2Lvl, CostumeId = item.CostumeId, Level = item.Level, Grade = item.Grade, Tid = item.Tid, UltiSkillLv = item.UltimateLevel }, IsSynchro = user.GetSynchro(item.Csn) });
diff --git a/EpinelPS/LobbyServer/Guild/RecommendList.cs b/EpinelPS/LobbyServer/Guild/RecommendList.cs
new file mode 100644
index 0000000..35b31b0
--- /dev/null
+++ b/EpinelPS/LobbyServer/Guild/RecommendList.cs
@@ -0,0 +1,17 @@
+using EpinelPS.Utils;
+
+namespace EpinelPS.LobbyServer.Guild
+{
+    [PacketPath("/guild/recommendlist")]
+    public class GetRecommendList : LobbyMsgHandler
+    {
+        protected override async Task HandleAsync()
+        {
+            var req = await ReadData<ReqRecommendGuildList>();
+            var response = new ResRecommendGuildList();
+
+
+            await WriteDataAsync(response);
+        }
+    }
+}
diff --git a/EpinelPS/LobbyServer/Outpost/Recycle/RunResearch.cs b/EpinelPS/LobbyServer/Outpost/Recycle/RunResearch.cs
new file mode 100644
index 0000000..df7641f
--- /dev/null
+++ b/EpinelPS/LobbyServer/Outpost/Recycle/RunResearch.cs
@@ -0,0 +1,23 @@
+using EpinelPS.Utils;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace EpinelPS.LobbyServer.Outpost.Recycle
+{
+    [PacketPath("/outpost/RecycleRoom/RunResearch")]
+    public class RunResearch : LobbyMsgHandler
+    {
+        protected override async Task HandleAsync()
+        {
+            var req = await ReadData<ReqRecycleRunResearch>();
+
+            var response = new ResRecycleRunResearch();
+            // TODO
+            
+            await WriteDataAsync(response);
+        }
+    }
+}
diff --git a/EpinelPS/LobbyServer/Ranking/GetRankAchieventTop.cs b/EpinelPS/LobbyServer/Ranking/GetRankAchieventTop.cs
new file mode 100644
index 0000000..3505bf9
--- /dev/null
+++ b/EpinelPS/LobbyServer/Ranking/GetRankAchieventTop.cs
@@ -0,0 +1,19 @@
+using EpinelPS.Utils;
+
+namespace EpinelPS.LobbyServer.Ranking
+{
+    [PacketPath("/ranking/rankachievementtop")]
+    public class GetRankAchieventTop : LobbyMsgHandler
+    {
+        protected override async Task HandleAsync()
+        {
+            var req = await ReadData<ReqGetRankAchievementTop>();
+
+            var response = new ResGetRankAchievementTop();
+
+            // TODO
+
+            await WriteDataAsync(response);
+        }
+    }
+}
diff --git a/EpinelPS/LobbyServer/Ranking/GetTopRanks.cs b/EpinelPS/LobbyServer/Ranking/GetTopRanks.cs
new file mode 100644
index 0000000..19e4a9f
--- /dev/null
+++ b/EpinelPS/LobbyServer/Ranking/GetTopRanks.cs
@@ -0,0 +1,19 @@
+using EpinelPS.Utils;
+
+namespace EpinelPS.LobbyServer.Ranking
+{
+    [PacketPath("/ranking/alltoprank")]
+    public class GetTopRanks : LobbyMsgHandler
+    {
+        protected override async Task HandleAsync()
+        {
+            var req = await ReadData<ReqGetAllTopRank>();
+
+            var response = new ResGetAllTopRank();
+
+            // TODO
+
+            await WriteDataAsync(response);
+        }
+    }
+}
diff --git a/EpinelPS/LobbyServer/Simroom/SelectDifficulty.cs b/EpinelPS/LobbyServer/Simroom/SelectDifficulty.cs
new file mode 100644
index 0000000..6acd862
--- /dev/null
+++ b/EpinelPS/LobbyServer/Simroom/SelectDifficulty.cs
@@ -0,0 +1,20 @@
+using Google.Protobuf.WellKnownTypes;
+using EpinelPS.Utils;
+
+namespace EpinelPS.LobbyServer.Simroom
+{
+    [PacketPath("/simroom/selectdifficulty")]
+    public class SelectDifficulty : LobbyMsgHandler
+    {
+        protected override async Task HandleAsync()
+        {
+            var req = await ReadData<ReqSelectSimRoomDifficulty>();
+
+            ResSelectSimRoomDifficulty response = new();
+            
+            // TODO
+            
+            await WriteDataAsync(response);
+        }
+    }
+}