
Changeling (This card is every creature type.)
Champion a creature (When this enters, sacrifice it unless you exile another creature you control. When this leaves the battlefield, that card returns to the battlefield.)
Lifelink (Damage dealt by this creature also causes you to gain that much life.)
Changeling Hero has 2 printings, first in Lorwyn (2007). EDHREC ranks it #17,432 among Commander cards. It appears most in Bruse Tarl, Roving Rancher decks (83 on EDHREC).
Deck counts from EDHREC.
Cards that show up in the same decks on EDHREC.