Eerie Interlude [Kaldheim Commander] Fighting [-20] If Summoning an "Invoked" Fusion

If Summoning an "Invoked" Fusion Monster this way

Set: Legendary Collection 3: Yugi's World Card type: Effect Monster Rarity: Secret Rare Attack: 1800 Defense: 700 When this card inflicts Battle Damage to your opponent: You can target up to 2 monsters in their Graveyard

Set: Diamond & Pearl: Mysterious Treasures Type: Psychic Rarity: Holo Rare Retreat cost: Colorless

you may sacrifice a Merfolk

Eerie Interlude [Kaldheim Commander] Fighting [-20] If Summoning an "Invoked" FusionSet: Kaldheim Commander Type: Instant Rarity: Rare Cost: {2}{W} Exile any number of target creatures you control. Return those cards to the battlefield under their owner's control at the beginning of the next end step. The barrier between existence and oblivion is thinner than you know.