Lashwrithe
{4}
Artifact -- Equipment
Living weapon (When ~this~ enters, create a 0/0 black Phyrexian Germ creature token, then attach this to it.)
Equipped creature gets +1/+1 for each Swamp you control.
Equip {b/p}{b/p} ({b/p} can be paid with either {B} or 2 life.)