Ghost Mourner & Moonlit Chill [ETCO-EN036] Starlight Rare BT6-107_SPR during damage calculation: This card

during damage calculation: This card gains ATK equal to the current ATK of the opponent's monster it is battling during that damage calculation only

it creates twice that many of those tokens instead

each time it destroys an opponent's monster by battle: You can add 1 "Spellbook" Spell Card from your Deck to your hand

With Unfezant holding the skies and Professor's Research keeping your options open

Ghost Mourner & Moonlit Chill [ETCO-EN036] Starlight Rare BT6-107_SPR during damage calculation: This cardSet: 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