Now batting for Serra Angel is The Wretched. Relief Pitcher 1G Instant Bury any one of your creatures. Place into play from your hand any creature of equal or lesser casting cost. Treat this creature as if it were just summoned. Only one of your creatures at a time may be made flying in this manner.
All creatures gain the plainswalk ability.
I came up with these in about 10 minutes. 2BBB Sorcery Target creature is removed from play. Each time target creature attacks, roll 2d6. If a 2 or 3 is rolled, Corked Bat is buried and creature is tapped and does not untap for your next 2 untap phases. When a 3 is rolled to discover a Corked Bat, tap to cancel its effect and return the Corked Bat in question to your hand.