Rosalina, Comet Observer

+2: Rosalina, Comet Observer deals 2 damage to target creature. Tap it. It doesn't untap on its controller's next untap step.
-3: Create a 3/3 Luma token creature of a color of your choice with flying.
-15: Restart the game. You may keep Rosalina, Comet Observer and any Lumas on the battlefield.