Ancestral Statue
Dragons of Tarkir — common
Artifact Creature — Golem
Ancestral Statue rulings:
2015-02-25: Ancestral Statue’s ability is mandatory. If Ancestral Statue is the only nonland permanent you control when its ability resolves, you must return it to its owner’s hand.
2015-02-25: The triggered ability doesn’t target any permanent. You choose which one to return as the ability resolves. No player can respond to this choice once the ability starts resolving.