Ring of Destruction [LART-EN007] Ultra Rare Sliver It has "This creature's power

It has "This creature's power and toughness are each equal to the number of experience counters you have

Set: Neo Destiny Unlimited Type: Colorless Rarity: Uncommon Retreat cost: Colorless

Set: Magic Player Rewards 2011 Type: Sorcery Rarity: Rare Cost: {2}{W}{W} Destroy all creatures

Set: Saviors of Kamigawa Type: Sorcery — Arcane Rarity: Rare Cost: {5}{B} Target opponent chooses a number

Ring of Destruction [LART-EN007] Ultra Rare Sliver It has "This creature's powerSet: The Lost Art Promotion Card type: Normal Trap Rarity: Ultra Rare During your opponent's turn: Target 1 face up monster your opponent controls whose ATK is less than or equal to their LP; destroy that face up monster, and if you do, take damage equal to its original ATK, then inflict damage to your opponent, equal to the damage you took. You can only activate 1 "Ring of Destruction" per turn.