Celestial Prism

Flying

Disintegrate deals X damage to any target. If it's a creature, it can't be regenerated this turn, and if it would die this turn, exile it instead.

Flying At the beginning of your upkeep, this creature deals 1 damage to you.

At the beginning of your upkeep, put a doom counter on this artifact. At the beginning of your draw step, this artifact deals damage equal to the number of doom counters on it to each player. 4: Remove a doom counter from this artifact. Any player may activate this ability but only during any upkeep step.

(T: Add U or B.)

Prevent the next X damage that would be dealt to any target this turn. Until end of turn, you may pay 1 any time you could cast an instant. If you do, prevent the next 1 damage that would be dealt to that permanent or player this turn.

Enchant creature At the beginning of the upkeep of enchanted creature's controller, this Aura deals 1 damage to that player.

Cast this spell only during an opponent's turn, before attackers are declared. Creatures the active player controls attack this turn if able. At the beginning of the next end step, destroy all non-Wall creatures that player controls that didn't attack this turn. Ignore this effect for each creature the player didn't control continuously since the beginning of the turn.