Caius the Shadow Monarch is a Common Effect Monster card from Yu-Gi-Oh! (Emperor of Darkness Structure Deck, SR01). Current market price: $4.32.
Common
Emperor of Darkness Structure Deck (SR01)
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.
