Bitterthorn, Nissa's Animus
From March of the Machine Commander set
Bitterthorn, Nissa's Animus
Legendary Artifact — Equipment
Living weapon (When this Equipment enters, create a 0/0 black Phyrexian Germ creature token, then attach this to it.)
Equipped creature gets +1/+1.
Whenever equipped creature attacks, you may search your library for a basic land card, put it onto the battlefield tapped, then shuffle.
Equip