Chono

+1: Each player exiles the top card of their deck, you may cast any spells till end of turn and can use mana as mana of any color to do so.
-2: Copy the next instant or sorcery you play this turn, you may choose new targets.
-6: You gain an emblem with "You may play cards in exile, and for 2 mana less, and may spend mana as mana of any color to do so"