MCCP (Mud Client Compression Protocol) 是一種使用 zlib 1)以降低玩家與 MUD 伺服器流量的通訊協定。藉由壓縮傳送的資料封包，以達到增進線上遊戲速率的效果。
現階段未開 MCCP 之玩家指令消化速度為 4 個/秒，有開 MCCP 玩家則為 8 個/秒，但瞬間指令數量上限則分別提升為 1,000 / 2,000 個。
► 玩家指令 ．alias ．assist
．blist ．bug ．build ．buy
．channels ．chfn ．close ．color ．collect ．command
．date ．decorate ．dict ．drink ．drop
．eat ．enterprise ．equip ．estate
．finger ．follow
．get ．give ．go ．grow
．help ．home ．history
．ignore ．im ．info ．inventory ．iplist
．keep ．kill
．labor ．land ．localtime ．lock ．look
．map ．mayor ．mnlmudlist ．msg ．mudlist
．nick
．occupy ．open ．order
．passwd ．plist
．quest ．quit
．random ．recall ．remove
．save ．say ．score ．sell ．semote ．set ．skill ．suicide
．tax ．tell ．time ．title ．to ．top ．transfer ．tune
．unlock ．unwield ．uptime ．url
．version
．waitback ．who ．wield ．windowsize ．wizlist
► 官員指令 ．buildbridge ．buildbroad ．buildterrain ．levy ．region ．transferdata
► 特殊指令 ．auction ．hook / fishing ．setup ．withdraw / deposit ．sethome
