Caius the Shadow Monarch [TU03-EN000] Ultimate Rare XY65 you can activate its effect

you can activate its effect by selecting 1 face-up Level 5 or higher monster you control

It was itself a reimagining of D'Arcey's prior game

and one to produce marble

Player take on the roles of highly skilled and athletic Mech pilots

Set: HeartGold & SoulSilver: Base Set Type: Lightning Rarity: Rare Retreat cost: 0

Caius the Shadow Monarch [TU03-EN000] Ultimate Rare XY65 you can activate its effectSet: Turbo Pack: Booster Three Card type: Effect Monster Rarity: Ultimate Rare Attack: 2400 Defense: 1000 When this card is Tribute Summoned, remove from play 1 card on the field. If it was a DARK Monster Card, inflict 1000 damage to your opponent.