Yoshihiza, the Slicer

Bushido X, where X is equal to the number of Appendage creatures other players control. (When this blocks or becomes blocked, it gets +X/+X until the end of turn.)
Dismember (Whenever Yoshihiza, the Slicer is blocked, put a -1/-1 counter on the blocking creature and create a 0/1 colorless Appendage creature token.)