diff --git a/TibiaAPI/Constants/Enums.cs b/TibiaAPI/Constants/Enums.cs
index 2882306..b847226 100644
--- a/TibiaAPI/Constants/Enums.cs
+++ b/TibiaAPI/Constants/Enums.cs
@@ -37,7 +37,8 @@ public enum PreyActionType
     {
         ListReroll = 0,
         BonusReroll = 1,
-        MonsterSelection = 2
+        MonsterSelection = 2,
+        Option = 5
     }
 
     public enum ReportType
@@ -119,7 +120,8 @@ public enum GraphicalEffectsType
         Delay = 2,
         Effect = 3,
         MissileXY = 4,
-        MissileYX = 5
+        MissileYX = 5,
+        Unknown = 0x83
     }
 
     public enum PreyDataState
diff --git a/TibiaAPI/Network/ClientPackets/PreyAction.cs b/TibiaAPI/Network/ClientPackets/PreyAction.cs
index 78db280..65368d0 100644
--- a/TibiaAPI/Network/ClientPackets/PreyAction.cs
+++ b/TibiaAPI/Network/ClientPackets/PreyAction.cs
@@ -7,6 +7,7 @@ public class PreyAction : ClientPacket
         public PreyActionType ActionType { get; set; }
 
         public byte MonsterIndex { get; set; }
+        public byte Option { get; set; }
         public byte PreyId { get; set; }
 
         public PreyAction(Client client)
@@ -23,6 +24,10 @@ public override void ParseFromNetworkMessage(NetworkMessage message)
             {
                 MonsterIndex = message.ReadByte();
             }
+            else if (ActionType == PreyActionType.Option)
+            {
+                Option = message.ReadByte(); // 0 = None, 1 = Automatic Bonus Reroll, 2 = Lock Prey
+            }
         }
 
         public override void AppendToNetworkMessage(NetworkMessage message)
@@ -34,6 +39,10 @@ public override void AppendToNetworkMessage(NetworkMessage message)
             {
                 message.Write(MonsterIndex);
             }
+            else if (ActionType == PreyActionType.Option)
+            {
+                message.Write(Option);
+            }
         }
     }
 }
diff --git a/TibiaAPI/Network/ServerPackets/GraphicalEffects.cs b/TibiaAPI/Network/ServerPackets/GraphicalEffects.cs
index c537d9d..270af5a 100644
--- a/TibiaAPI/Network/ServerPackets/GraphicalEffects.cs
+++ b/TibiaAPI/Network/ServerPackets/GraphicalEffects.cs
@@ -66,6 +66,15 @@ public override void ParseFromNetworkMessage(NetworkMessage message)
                         var distanceAxisX = message.ReadSByte();
                         Effects.Add((type, 0, 0, missileId, distanceAxisX, distanceAxisY));
                     }
+                    else if (type == GraphicalEffectsType.Unknown)
+                    {
+                        // This is "unknown" because a) it seems to have existed for a single
+                        // client update but no longer exist as of client update 12.51.10194
+                        // (or I can't reproduce it) and b) it seems to indicate a new
+                        // GraphicalEffects packet without the position at the beginning
+                        // (it jumps straight to the effect type). Either way, treating it
+                        // as a type without any data fixes any existing parser errors.
+                    }
                     else
                     {
                         throw new System.Exception($"[ServerPackets.GraphicalEffects] Unknown type: {type}");
@@ -111,6 +120,9 @@ public override void AppendToNetworkMessage(NetworkMessage message)
                         message.Write(DistanceY);
                         message.Write(DistanceX);
                     }
+                    else if (Type == GraphicalEffectsType.Unknown)
+                    {
+                    }
                 }
                 message.Write((byte)GraphicalEffectsType.None);
             }
diff --git a/TibiaAPI/Network/ServerPackets/PreyData.cs b/TibiaAPI/Network/ServerPackets/PreyData.cs
index 2155f06..d4d4e7d 100644
--- a/TibiaAPI/Network/ServerPackets/PreyData.cs
+++ b/TibiaAPI/Network/ServerPackets/PreyData.cs
@@ -18,9 +18,10 @@ public class PreyData : ServerPacket
 
         public string Name { get; set; }
 
+        public uint TimeLeftUntilFreeListReroll { get; set; }
+
         public ushort BonusPercentage { get; set; }
         public ushort TimeLeft { get; set; }
-        public ushort TimeLeftUntilFreeListReroll { get; set; }
 
         public byte BonusRarity { get; set; }
         public byte BonusType { get; set; }
@@ -37,7 +38,6 @@ public PreyData(Client client)
         public override void ParseFromNetworkMessage(NetworkMessage message)
         {
             Index = message.ReadByte();
-
             State = (PreyDataState)message.ReadByte();
             switch (State)
             {
@@ -111,8 +111,14 @@ public override void ParseFromNetworkMessage(NetworkMessage message)
                         throw new Exception($"[PreyData.ParseFromNetworkMessage] Unknown state: {State}");
                     }
             }
-
-            TimeLeftUntilFreeListReroll = message.ReadUInt16();
+            if (Client.VersionNumber >= 125110194)
+            {
+                TimeLeftUntilFreeListReroll = message.ReadUInt32();
+            }
+            else
+            {
+                TimeLeftUntilFreeListReroll = message.ReadUInt16();
+            }
             if (Client.VersionNumber > 11606457)
             {
                 Option = message.ReadByte(); // 0 = none, 1 = automatic reroll, 2 = locked
@@ -224,7 +230,14 @@ public override void AppendToNetworkMessage(NetworkMessage message)
                         throw new Exception($"[PreyData.AppendToNetworkMessage] Unknown state: {State}");
                     }
             }
-            message.Write(TimeLeftUntilFreeListReroll);
+            if (Client.VersionNumber >= 125110194)
+            {
+                message.Write(TimeLeftUntilFreeListReroll);
+            }
+            else
+            {
+                message.Write((ushort)TimeLeftUntilFreeListReroll);
+            }
             if (Client.VersionNumber > 11606457)
             {
                 message.Write(Option);
diff --git a/TibiaAPI/Network/ServerPackets/PreyHuntingTaskData.cs b/TibiaAPI/Network/ServerPackets/PreyHuntingTaskData.cs
index 00cc656..573cfb5 100644
--- a/TibiaAPI/Network/ServerPackets/PreyHuntingTaskData.cs
+++ b/TibiaAPI/Network/ServerPackets/PreyHuntingTaskData.cs
@@ -12,6 +12,8 @@ public class PreyHuntingTaskData : ServerPacket
         public List<(ushort RaceId, bool IsUnlocked)> ListSelection { get; } =
             new List<(ushort RaceId, bool IsUnlocked)>();
 
+        public uint TimeLeftUntilFreeReroll { get; set; }
+
         public ushort CurrentKills { get; set; }
         public ushort RaceId { get; set; }
         public ushort RequiredKills { get; set; }
@@ -86,6 +88,10 @@ public override void ParseFromNetworkMessage(NetworkMessage message)
                         throw new Exception($"[PreyHuntingTaskData.ParseFromNetworkMessage] Unknown state: {State}");
                     }
             }
+            if (Client.VersionNumber >= 125110194)
+            {
+                TimeLeftUntilFreeReroll = message.ReadUInt32();
+            }
         }
 
         public override void AppendToNetworkMessage(NetworkMessage message)