0x3A — Skill Lock Change

Class: <a href="https://github.com/moongate-community/moongate/blob/main/src/Moongate.Network/Packets/Incoming/SkillLockChangePacket.cs"> SkillLockChangePacket
Size: Variable

Client → Server

Skill lock change (0x3A): the client sets the up/down/lock arrow on one skill. Variable length: 3-byte header + skill id (ushort) + lock (byte). A lock value the client should not have sent is clamped to Up. Shares its opcode with the outgoing skill list.