Dragon Master Knight [LCKC-EN065] Secret Rare Gallantmon When your opponent's monster declares

When your opponent's monster declares an attack: Destroy the attacking monster

Set: Advent Calendar 2018 Card type: Effect Monster Rarity: Ultra Rare Attack: 500 Defense: 700 All LIGHT monsters on the field gain 500 ATK

Neither player can activate a monster effect unless the number of monster effects that player has previously activated that turn is less than the number of monster card types currently on the field (Ritual

You can only use this effect of "Red Rose Dragon" once per turn

Set: Legendary Hero Decks Card type: Normal Spell Rarity: Ultra Rare Destroy all monsters on the field

Dragon Master Knight [LCKC-EN065] Secret Rare Gallantmon When your opponent's monster declaresSet: Legendary Collection Kaiba Card type: Fusion Effect Monster Rarity: Secret Rare Attack: 5000 Defense: 5000 "Black Luster Soldier" + "Blue Eyes Ultimate Dragon" Must be Fusion Summoned. This card gains 500 ATK for each Dragon monster you control, except this card.