Dark Magician of Chaos [IOC-065] Ultra Rare Aqua you can remove 2 A-Counters

you can remove 2 A-Counters from anywhere on the field to destroy 1 card your opponent controls

Must be Ritual Summoned without using "Nekroz of Brionac"

inflict the Battle Damage you took from this battle to your opponent's Life Points as well

During damage calculation (in either player's turn)

Dark Magician of Chaos [IOC-065] Ultra Rare Aqua you can remove 2 A-CountersSet: Invasion of Chaos Card type: Effect Monster Rarity: Ultra Rare Attack: 2800 Defense: 2600 When this card is Normal Summoned or Special Summoned successfully, you can add 1 Spell Card from your Graveyard to your hand. A monster that is destroyed by this monster as a result of battle is removed from play instead of going to the Graveyard. When this card is destroyed or removed from the field, it is removed from play.