Your search for "Culling the Weak 1818" revealed the following:
Culling the Weak - Twisted Toons (SLD) from Secret Lair Drop, available at 401 Games Canada. Rarity: Rare Finish: Normal Artist: Desmuncubic Card Text: Twisted ToonsAs an additional cost to cast this spell, sacrifice a creature.Add BBBB.
Culling the Weak (SOA) from Secrets of Strixhaven Mystical Archive, available at 401 Games Canada. Rarity: Rare Finish: Normal Artist: Aitor Sebastián Card Text:As an additional cost to cast this spell, sacrifice a creature.Add BBBB.
Culling the Weak (Foil) (SOA) from Secrets of Strixhaven Mystical Archive, available at 401 Games Canada. Rarity: Rare Finish: Foil Artist: Aitor Sebastián Card Text:As an additional cost to cast this spell, sacrifice a creature.Add BBBB.
Culling the Weak (EXO) from Exodus, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Scott M. Fischer Card Text:Sacrifice a creature: Add BBBB to your mana pool.
Culling the Weak - Japanese (SOA) from Secrets of Strixhaven Mystical Archive, available at 401 Games Canada. Rarity: Rare Finish: Normal Artist: Ayako Ishiguro Card Text:As an additional cost to cast this spell, sacrifice a creature.Add BBBB.
Culling the Weak - Twisted Toons (Rainbow Foil) (SLD) from Secret Lair Drop, available at 401 Games Canada. Rarity: Rare Finish: Foil Artist: Desmuncubic Card Text:As an additional cost to cast this spell, sacrifice a creature.Add BBBB.