Caius the Shadow Monarch (Purple) [DL15-EN006] RareSet: Duelist League Promo Card type: Effect Monster Rarity: 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.

then if its ATK has been reduced to 0 as a result

the ATK/DEF of those changed monsters become 0

Set: Sun & Moon: Celestial Storm Type: Grass Rarity: Promo Retreat cost: Colorless

you can Special Summon 1 excavated Level 4 or lower non-Tuner Rock monster

Set: Black & White: Dark Explorers Type: Lightning Rarity: Common Retreat cost: Colorless

If your "Dragunity" monster whose original Level is 5 or higher attacks

Set: Best of Promos Type: Supporter Rarity: Promo

Set: EX: Delta Species Type: Colorless Rarity: Uncommon Retreat cost: Colorless

Set: HeartGold & SoulSilver: Black Star Promos Type: Water Rarity: Black Star Promo Retreat cost: Colorless

Set: HeartGold & SoulSilver: Call of Legends Type: Fighting Rarity: Holo Rare Retreat cost: Colorless

This Character gains [Rush] during this turn

also your monsters cannot attack directly this turn