Ghost Mourner & Moonlit Chill [ETCO-EN036] Starlight Rare 10 destroy all cards on the

destroy all cards on the field except this card

If a card your opponent owns and possesses is banished face-down while you control this card (except during the Damage Step): You can banish cards from the top of your opponent's Deck

or activate an Effect Monster's effect

while it remains on the field all of your opponent's monsters lose 500 ATK

If this card battles without a counter

Ghost Mourner & Moonlit Chill [ETCO-EN036] Starlight Rare 10 destroy all cards on theSet: Eternity Code Card type: Tuner Effect Monster Rarity: Starlight Rare Attack: 0 Defense: 1800 If your opponent Special Summons a monster(s) face up (except during the Damage Step): You can discard this card, then target 1 of those face up monsters; negate its effects until the end of this turn, also if that face up monster leaves the field this turn, its controller takes damage equal to its original ATK. You can only use this effect of "Ghost