Saber Vault [TSHD-EN086] Secret Rare OTS Tournament Pack 1 Set: Magician's Force Card type:

Set: Magician's Force Card type: Effect Monster Rarity: Secret Rare Attack: 2000 Defense: 1700 Increase the ATK of this monster by 300 points for each "Dark Magician" or "Magician of Black Chaos" in either player's Graveyard

then target 1 face-up monster your opponent controls

destroy all monsters your opponent controls and inflict 500 damage to your opponent for each monster destroyed by this effect

At that time

change its ATK to 0

Saber Vault [TSHD-EN086] Secret Rare OTS Tournament Pack 1 Set: Magician's Force Card type:Set: The Shining Darkness Card type: Field Spell Rarity: Secret Rare Attack: 0 Defense: 0 Each face up "X Saber" monster on the field gains 100 ATK x its Level, and loses 100 DEF x its Level.