Nemesis Mask [Darksteel] SV83 cards cannot be added from

cards cannot be added from either player's Main Deck to the hand

put all cards exiled with Knowledge Vault into their owner's graveyard

Set: Neo Destiny 1st Edition Type: Fighting Rarity: Secret Rare Retreat cost: Colorless

Philippines

Set: Gold Series 2009 Card type: Effect Monster Rarity: Ultra Rare Attack: 2800 Defense: 1000 This card cannot be Normal Summoned or Set

Nemesis Mask [Darksteel] SV83 cards cannot be added fromSet: Darksteel Type: Artifact Equipment Rarity: Uncommon Cost: {3} All creatures able to block equipped creature do so. Equip {3} ({3}: Attach to target creature you control. Equip only as a sorcery. This card enters the battlefield unattached and stays on the battlefield if the creature leaves.)