Dovin, Grand Arbiter [Ravnica Allegiance]

[+1]: Until end of turn, whenever a creature you control deals combat damage to a player, put a loyalty counter on Dovin, Grand Arbiter.
[-1]: Create a 1/1 colorless Thopter artifact creature token with flying. You gain 1 life.
[-7]: Look at the top ten cards of your library. Put three of them into your hand and the rest on the bottom of your library in a random order.