River Song's Diary (Extended Art) (Surge Foil) [Doctor Who] Human Warrior Artificer This plays very similarly to

This plays very similarly to the flood mechanic in the Atlantis scenario from the Atlantis and Das Buch scenario packs

Set: Double Masters 2022 Type: Sorcery Rarity: Rare Cost: {2}{B}{B} Destroy all creatures

Whenever you cast a Merfolk spell

Each opponent sacrifices that many creatures and/or planeswalkers

River Song's Diary (Extended Art) (Surge Foil) [Doctor Who] Human Warrior Artificer This plays very similarly toSet: Doctor Who Type: Artifact Rarity: Rare Cost: {3} Imprint Whenever a player casts an instant or sorcery spell from their hand, exile it instead of putting it into a graveyard as it resolves. At the beginning of your upkeep, if there are four or more cards exiled with River Song's Diary, choose one of them at random. You may cast it without paying its mana cost.