3d6 said:Why not use stats for a pre-existing weapon? Depending on the type of cleaver, it seems like dagger, shortsword, or throwing axe stats could be appropriate.
Mistwell said:Cleaver = Handaxe according to WOTC:
http://www.wizards.com/default.asp?x=dnd/fc/20060317a
"Cleaver Mastery (Ex): In the hands of the voidmind rot reaver, a cleaver (identical to a +1 handaxe) deals quadruple damage on a successful critical hit, instead of the normal triple damage for a handaxe."