Caius the Shadow Monarch is a Ultra Rare Effect Monster card from Yu-Gi-Oh! (The Dark Emperor Structure Deck, SDDE). Current market price: $4.32.
Ultra Rare
The Dark Emperor Structure Deck (SDDE)
Card Text
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.
