Teferi, Paradox Paladin

+1: Choose target creature. Prevent all damage that creature would deal until your next turn.
-3: You get an emblem with "At the beginning of your end step, return target creature with converted mana cost 1 or less to it's owner's hand".
-7: You get an emblem with "Whenever one of your opponents casts their first spell each turn, counter that spell and you draw a card".