Caius the Shadow Monarch [BP01-EN018] Starfoil Rare inventory MCP If this face-up card is

If this face-up card is destroyed or removed from the field

Then destroy all cards you control

Whenever a land enters the battlefield under your control

Set: Duel Terminal 3 Card type: Normal Spell Rarity: Rare Attack: 0 Defense: 0 Destroy the face-up monster your opponent controls with the highest DEF

and 1 "Polymerization"

Caius the Shadow Monarch [BP01-EN018] Starfoil Rare inventory MCP If this face-up card isSet: Battle Pack: Epic Dawn Card type: Effect Monster Rarity: Starfoil Rare Attack: 2400 Defense: 1000 When 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 was a DARK monster.