Confidence:StrongSolidPlausibleTentativeSpeculative

• Reanimate

  B

  SorceryB

  Reanimate puts Unyielding Gatekeeper onto the battlefield from a graveyard without casting it, so its mana cost is never paid.
• Helping Hand

  W

  SorceryW

  Helping Hand puts Unyielding Gatekeeper onto the battlefield from a graveyard without casting it, so its mana cost is never paid.
• Unearth

  B

  SorceryB

  Unearth puts Unyielding Gatekeeper onto the battlefield from a graveyard without casting it, so its mana cost is never paid.
• Grave Researcher // Reanimate

  2BB

  Creature — Troll Warlock // SorceryB

  Grave Researcher puts Unyielding Gatekeeper onto the battlefield from a graveyard without casting it, so its mana cost is never paid.
• Detective of the Month

  2U

  Creature — Human DetectiveU

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

  3G

  EnchantmentG

  Both cards produce the same kind of effect (shared token subtype).
• Sophia, Dogged Detective

  1GWU

  Legendary Creature — Human DetectiveGUW

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

  R

  InstantR

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

  UB

  InstantBU

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

  2W

  Creature — Human CitizenW

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

  3W

  Creature — Centaur SoldierW

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

  3R

  Creature — Human RogueR

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