Caius the Shadow Monarch [SR01-EN004] Common 165 Set: Sun & Moon: Unified

Set: Sun & Moon: Unified Minds Type: Metal Rarity: Secret Rare Retreat cost: Colorless

This card cannot be Special Summoned except by Tributing 2 level 6 or higher Spellcaster-Type monsters

Set: Invasion: Vengeance Card type: Xyz/Effect Monster Rarity: Ultra Rare Attack: 2600 Defense: 550 2 Level 4 "tellarknight" monsters All face-up monsters on the field become DARK

Set: XY: Phantom Forces Type: Metal Rarity: Promo Retreat cost: Colorless

destroy that monster

Caius the Shadow Monarch [SR01-EN004] Common 165 Set: Sun & Moon: UnifiedSet: Structure Deck: Emperor of Darkness Card type: Effect Monster Rarity: Common Attack: 2400 Defense: 1000 If this card is Tribute Summoned: Target 1 card on the field; banish that target, and if you do, inflict 1000 damage to your opponent if it is a DARK monster.