Rintarou Okabe

+2: Scry 1, then fateseal 1.
-X: Exile target noncreature, nonland permanent with converted mana cost X. Opponents can't cast spells with the same name as the exiled card.
-10: Restart the game, leaving Rintarou Okabe on the battlefield under your control. At the beginning of your first upkeep, scry 6.