Confidence:StrongSolidPlausibleTentativeSpeculative

• Tyranid Harridan

  4GU

  Creature — TyranidGU

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

  B

  SorceryB

  Reanimate puts Gargoyle Flock 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 Gargoyle Flock onto the battlefield from a graveyard without casting it, so its mana cost is never paid.
• Old One Eye

  5G

  Legendary Creature — TyranidG

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

  XG

  Creature — TyranidG

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

  2W

  Legendary Creature — Human ScoutW

  Delney, Streetwise Lookout makes Gargoyle Flock's triggered ability trigger an additional time — each time it fires, you get it twice. Value, not a loop.
• Roaming Throne

  4

  Artifact Creature — GolemC

  Roaming Throne makes Gargoyle Flock's triggered ability trigger an additional time — each time it fires, you get it twice. Value, not a loop.
• Mirror Room // Fractured Realm

  2U5UU

  Enchantment — Room // Enchantment — RoomU

  Mirror Room makes Gargoyle Flock's triggered ability trigger an additional time — each time it fires, you get it twice. Value, not a loop.
• Tervigon

  X1G

  Creature — TyranidG

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

  3G

  Creature — TyranidG

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

  3G

  SorceryG

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

  1U

  Artifact — EquipmentU

  Wizard's Staff makes Gargoyle Flock's triggered ability trigger an additional time — each time it fires, you get it twice. Value, not a loop.
• Gargoyle Castle

  LandC

  Both cards produce the same kind of effect (shared token subtype).
• Sefris of the Hidden Ways

  WUB

  Legendary Creature — Human WizardBUW

  Sefris of the Hidden Ways puts Gargoyle Flock onto the battlefield from a graveyard without casting it, so its mana cost is never paid.
• Recurring Nightmare

  2B

  EnchantmentB

  Recurring Nightmare puts Gargoyle Flock 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 Gargoyle Flock onto the battlefield from a graveyard without casting it, so its mana cost is never paid.
• Animate Dead

  1B

  Enchantment — AuraB

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

  1B

  SorceryB

  Exhume puts Gargoyle Flock onto the battlefield from a graveyard without casting it, so its mana cost is never paid.
• Life // Death

  G1B

  Sorcery // SorceryBG

  Life puts Gargoyle Flock 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 Gargoyle Flock onto the battlefield from a graveyard without casting it, so its mana cost is never paid.
• Victimize

  2B

  SorceryB

  Victimize puts Gargoyle Flock onto the battlefield from a graveyard without casting it, so its mana cost is never paid.
• Persist

  1B

  SorceryB

  Persist puts Gargoyle Flock onto the battlefield from a graveyard without casting it, so its mana cost is never paid.
• Soul Exchange

  BB

  SorceryB

  Soul Exchange puts Gargoyle Flock onto the battlefield from a graveyard without casting it, so its mana cost is never paid.
• Ascent of the Worthy

  1WB

  Enchantment — SagaBW

  Ascent of the Worthy puts Gargoyle Flock onto the battlefield from a graveyard without casting it, so its mana cost is never paid.
• Necromancy

  2B

  EnchantmentB

  Necromancy puts Gargoyle Flock onto the battlefield from a graveyard without casting it, so its mana cost is never paid.