Witherbrand of Pride's Fall

Equipped creature gets +2/+2, has wither and
"If a creature dealt damage by this creature this turn would die, you may exile it instead. If you do, create a 0/4 green Treefolk creature token."
Equip {3} ({3}: Attach to target creature you control. Equip only as a sorcery.)
Witherbrand can be your commander and has partner. (You can have two commanders if both have partner.)