Grand Slam Bomb

Equip creature or vehicle with Bomb 6 or higher: {3}.
Whenever equipped creature deals combat
damage to a player, you may sacrifice this artifact.
If you do, choose one:
• Equipped creature deals 10 damage to the player
it attacked this turn.
• Destroy target permanent the defending player controls.
At 22,000 pounds, the Grand Slam was the largest and heaviest bomb of the war.