Creatures enter the battlefield tapped. Whenever chaos ensues, for each opponent, choose up to one target nonland permanent that opponent controls. Untap those permanents. They phase out. They can't phase in for as long as The Doctor's Childhood Barn remains face up. When a player planeswalks, those permanents phase in.
Near Mint - $0.50
Lightly Played - $0.50
Played - $0.40
Heavily Played - $0.30
Damaged - $0.30
Near Mint Non-English - $0.50
Lightly Played Non-English - $0.50
Played Non-English - $0.40
Heavily Played Non-English - $0.30
Damaged Non-English - $0.30