Confidence:StrongSolidPlausibleTentativeSpeculative

• Season of Growth

  1G

  EnchantmentG

  Horncaller's Chant creates token copies, feeding Season of Growth's ETB or copy payoff.
• Spreading Plague

  4B

  EnchantmentB

  Horncaller's Chant creates token copies, feeding Spreading Plague's ETB or copy payoff.
• Tinybones Joins Up

  B

  Legendary EnchantmentB

  Horncaller's Chant creates token copies, feeding Tinybones Joins Up's ETB or copy payoff.
• Faramir, Steward of Gondor

  1WU

  Legendary Creature — Human NobleUW

  Horncaller's Chant creates token copies, feeding Faramir, Steward of Gondor's ETB or copy payoff.
• Eye of Singularity

  3W

  World EnchantmentW

  Horncaller's Chant creates token copies, feeding Eye of Singularity's ETB or copy payoff.
• Garruk, Curse Breaker

  3GG

  Legendary Planeswalker — GarrukG

  Horncaller's Chant creates token copies, feeding Garruk, Curse Breaker's ETB or copy payoff.
• Kadena, Slinking Sorcerer

  1BGU

  Legendary Creature — Snake Wizard SorcererBGU

  Horncaller's Chant creates token copies, feeding Kadena, Slinking Sorcerer's ETB or copy payoff.
• Grist, Voracious Larva // Grist, the Plague Swarm

  G

  Legendary Creature — Insect // Legendary Planeswalker — GristBG

  Horncaller's Chant creates token copies, feeding Grist, Voracious Larva's ETB or copy payoff.
• Momo, Friendly Flier

  W

  Legendary Creature — Lemur Bat AllyW

  Horncaller's Chant creates token copies, feeding Momo, Friendly Flier's ETB or copy payoff.
• Vivien on the Hunt

  4GG

  Legendary Planeswalker — VivienG

  Both cards produce the same kind of effect (shared token subtype).
• Fire Lord Zuko

  RWB

  Legendary Creature — Human Noble AllyBRW

  Horncaller's Chant creates token copies, feeding Fire Lord Zuko's ETB or copy payoff.
• Lagrella, the Magpie

  GWU

  Legendary Creature — Human SoldierGUW

  Horncaller's Chant creates token copies, feeding Lagrella, the Magpie's ETB or copy payoff.
• Prowl, Stoic Strategist // Prowl, Pursuit Vehicle

  3W

  Legendary Artifact Creature — Robot // Legendary Artifact — VehicleW

  Horncaller's Chant creates token copies, feeding Prowl, Stoic Strategist's ETB or copy payoff.
• The Sibsig Ceremony

  BBB

  Legendary EnchantmentB

  Horncaller's Chant creates token copies, feeding The Sibsig Ceremony's ETB or copy payoff.
• Gladewalker Ritualist

  2G

  Creature — ShapeshifterG

  Horncaller's Chant creates token copies, feeding Gladewalker Ritualist's ETB or copy payoff.
• Gilgamesh, Master-at-Arms

  4RR

  Legendary Creature — Human SamuraiR

  Horncaller's Chant creates token copies, feeding Gilgamesh, Master-at-Arms's ETB or copy payoff.
• Garruk's Uprising

  2G

  EnchantmentG

  Horncaller's Chant creates token copies, feeding Garruk's Uprising's ETB or copy payoff.
• Righteous Valkyrie

  2W

  Creature — Angel ClericW

  Horncaller's Chant creates token copies, feeding Righteous Valkyrie's ETB or copy payoff.
• Crash the Party

  5G

  InstantG

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

  2G

  EnchantmentG

  Both cards produce the same kind of effect (shared token subtype).
• April O'Neil, Live on the Scene

  1U

  Legendary Creature — Human DetectiveU

  Horncaller's Chant creates token copies, feeding April O'Neil, Live on the Scene's ETB or copy payoff.
• Be'lakor, the Dark Master

  3UBR

  Legendary Creature — Demon NobleBRU

  Horncaller's Chant creates token copies, feeding Be'lakor, the Dark Master's ETB or copy payoff.
• Tribute to the World Tree

  GGG

  EnchantmentG

  Horncaller's Chant creates token copies, feeding Tribute to the World Tree's ETB or copy payoff.
• Arcades, the Strategist

  1GWU

  Legendary Creature — Elder DragonGUW

  Horncaller's Chant creates token copies, feeding Arcades, the Strategist's ETB or copy payoff.
• Dinosaur Egg

  1G

  Creature — Dinosaur EggG

  Horncaller's Chant creates token copies, feeding Dinosaur Egg's ETB or copy payoff.