Confidence:StrongSolidPlausibleTentativeSpeculative

• Lord Skitter, Sewer King

  2B

  Legendary Creature — Rat NobleB

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

  1B

  Creature — Human WarlockB

  Both cards produce the same kind of effect (shared token subtype).
• Totentanz, Swarm Piper

  1BR

  Legendary Creature — Human Warlock BardBR

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

  3BB

  Creature — Ogre RogueB

  Both cards produce the same kind of effect (shared token subtype).
• Rat King, Verminister

  1B

  Legendary Creature — Rat AvatarB

  Both cards produce the same kind of effect (shared token subtype).
• Marrow-Gnawer

  3BB

  Legendary Creature — Rat RogueB

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

  B

  SorceryB

  Reanimate puts Genku, Future Shaper 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 Genku, Future Shaper onto the battlefield from a graveyard without casting it, so its mana cost is never paid.
• Sefris of the Hidden Ways

  WUB

  Legendary Creature — Human WizardBUW

  Sefris of the Hidden Ways puts Genku, Future Shaper onto the battlefield from a graveyard without casting it, so its mana cost is never paid.
• Harried Spearguard

  R

  Creature — Human SoldierR

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

  2B

  EnchantmentB

  Recurring Nightmare puts Genku, Future Shaper onto the battlefield from a graveyard without casting it, so its mana cost is never paid.
• Priest of Fell Rites

  WB

  Creature — Human WarlockBW

  Priest of Fell Rites puts Genku, Future Shaper onto the battlefield from a graveyard without casting it, so its mana cost is never paid.
• Vren, the Relentless

  2UB

  Legendary Creature — Rat RogueBU

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

  1B

  Enchantment — AuraB

  Animate Dead puts Genku, Future Shaper onto the battlefield from a graveyard without casting it, so its mana cost is never paid.
• Exhume

  1B

  SorceryB

  Exhume puts Genku, Future Shaper onto the battlefield from a graveyard without casting it, so its mana cost is never paid.
• Harmonic Prodigy

  1R

  Creature — Human WizardR

  Harmonic Prodigy makes Genku, Future Shaper's triggered ability trigger an additional time — each time it fires, you get it twice. Value, not a loop.
• Life // Death

  G1B

  Sorcery // SorceryBG

  Life puts Genku, Future Shaper onto the battlefield from a graveyard without casting it, so its mana cost is never paid.
• Dance of the Dead

  1B

  Enchantment — AuraB

  Dance of the Dead puts Genku, Future Shaper onto the battlefield from a graveyard without casting it, so its mana cost is never paid.
• Victimize

  2B

  SorceryB

  Victimize puts Genku, Future Shaper onto the battlefield from a graveyard without casting it, so its mana cost is never paid.
• Soul Exchange

  BB

  SorceryB

  Soul Exchange puts Genku, Future Shaper onto the battlefield from a graveyard without casting it, so its mana cost is never paid.
• Ogre Chitterlord

  4RR

  Creature — Ogre WarriorR

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

  1WB

  Enchantment — SagaBW

  Ascent of the Worthy puts Genku, Future Shaper onto the battlefield from a graveyard without casting it, so its mana cost is never paid.
• Redcap Gutter-Dweller

  2RR

  Creature — Goblin WarriorR

  Both cards produce the same kind of effect (shared token subtype).
• Delney, Streetwise Lookout

  2W

  Legendary Creature — Human ScoutW

  Delney, Streetwise Lookout makes Genku, Future Shaper's triggered ability trigger an additional time — each time it fires, you get it twice. Value, not a loop.
• Annie Joins Up

  1RGW

  Legendary EnchantmentGRW

  Annie Joins Up makes Genku, Future Shaper's triggered ability trigger an additional time — each time it fires, you get it twice. Value, not a loop.