Riddlemaster Sphinx

謎かけ達人スフィンクス (Riddlemaster Sphinx) (ja)

Creature - Sphinx | Power/Toughness: 5 / 5 (CMC 6)
Flying (This creature can't be blocked except by creatures with flying or reach.)
When Riddlemaster Sphinx enters the battlefield, you may return target creature an opponent controls to its owner's hand.