Confidence:StrongSolidPlausibleTentativeSpeculative

• Gisa, the Hellraiser

  3BB

  Legendary Creature — Human WarlockB

  Both cards produce the same kind of effect (shared token subtype).
• Kalitas, Traitor of Ghet

  2BB

  Legendary Creature — Vampire WarriorB

  Both cards produce the same kind of effect (shared token subtype).
• Diregraf Colossus

  2B

  Creature — Zombie GiantB

  Both cards produce the same kind of effect (shared token subtype).
• Intellectual Offering

  4U

  InstantU

  Intellectual Offering untaps all (or many) permanents, refreshing Cellar Door's tap activation.
• Unstoppable Plan

  2U

  EnchantmentU

  Unstoppable Plan untaps all (or many) permanents, refreshing Cellar Door's tap activation.
• Geralf, Visionary Stitcher

  2U

  Legendary Creature — Human WizardU

  Both cards produce the same kind of effect (shared token subtype).
• Cryptbreaker

  B

  Creature — ZombieB

  Both cards produce the same kind of effect (shared token subtype).
• Cemetery Reaper

  1BB

  Creature — ZombieB

  Both cards produce the same kind of effect (shared token subtype).
• Geralf, the Fleshwright

  2U

  Legendary Creature — Human WarlockU

  Both cards produce the same kind of effect (shared token subtype).
• Graf Harvest

  B

  EnchantmentB

  Both cards produce the same kind of effect (shared token subtype).
• Cursecloth Wrappings

  2BB

  ArtifactB

  Both cards produce the same kind of effect (shared token subtype).
• Liliana's Mastery

  3BB

  EnchantmentB

  Both cards produce the same kind of effect (shared token subtype).
• Seedborn Muse

  3GG

  Creature — SpiritG

  Seedborn Muse untaps all (or many) permanents, refreshing Cellar Door's tap activation.
• Unwinding Clock

  4

  ArtifactC

  Unwinding Clock untaps all (or many) permanents, refreshing Cellar Door's tap activation.
• Headless Rider

  2B

  Creature — ZombieB

  Both cards produce the same kind of effect (shared token subtype).
• Liliana's Devotee

  2B

  Creature — Human WarlockB

  Both cards produce the same kind of effect (shared token subtype).
• Wilhelt, the Rotcleaver

  2UB

  Legendary Creature — Zombie WarriorBU

  Both cards produce the same kind of effect (shared token subtype).
• Paradox Engine

  5

  Legendary ArtifactC

  Paradox Engine untaps all (or many) permanents, refreshing Cellar Door's tap activation.
• Necromancer's Covenant

  3WBB

  EnchantmentBW

  Both cards produce the same kind of effect (shared token subtype).
• Varina, Lich Queen

  1WUB

  Legendary Creature — Zombie WizardBUW

  Both cards produce the same kind of effect (shared token subtype).
• Dramatic Reversal

  1U

  InstantU

  Dramatic Reversal untaps all (or many) permanents, refreshing Cellar Door's tap activation.
• Havengul Runebinder

  2UU

  Creature — Human WizardU

  Both cards produce the same kind of effect (shared token subtype).
• Blinkmoth Infusion

  12UU

  InstantU

  Blinkmoth Infusion untaps all (or many) permanents, refreshing Cellar Door's tap activation.
• God-Eternal Oketra

  3WW

  Legendary Creature — Zombie GodW

  Both cards produce the same kind of effect (shared token subtype).
• Fanatic of Rhonas

  1G

  Creature — Snake DruidG

  Both cards produce the same kind of effect (shared token subtype).