Confidence:StrongSolidPlausibleTentativeSpeculative

• Season of Growth

  1G

  EnchantmentG

  Pangosaur bounces a permanent, enabling Season of Growth's recast / spell-cast trigger.
• Dragonback Assault

  3GUR

  EnchantmentGRU

  Both cards trigger on landfall — they fire together.
• Sapling Nursery

  6GG

  EnchantmentG

  Both cards trigger on landfall — they fire together.
• Sire of Stagnation

  4UB

  Creature — EldraziBU

  Both cards trigger on landfall — they fire together.
• The Lost and the Damned

  1UR

  EnchantmentRU

  Both cards trigger on landfall — they fire together.
• Spreading Plague

  4B

  EnchantmentB

  Pangosaur bounces a permanent, enabling Spreading Plague's recast / spell-cast trigger.
• Shanid, Sleepers' Scourge

  1RWB

  Legendary Creature — Human KnightBRW

  Both cards trigger on landfall — they fire together.
• Omnath, Locus of Rage

  3RRGG

  Legendary Creature — ElementalGR

  Both cards trigger on landfall — they fire together.
• Omnath, Locus of Creation

  RGWU

  Legendary Creature — ElementalGRUW

  Both cards trigger on landfall — they fire together.
• Tinybones Joins Up

  B

  Legendary EnchantmentB

  Pangosaur bounces a permanent, enabling Tinybones Joins Up's recast / spell-cast trigger.
• Bloodghast

  BB

  Creature — Vampire SpiritB

  Both cards trigger on landfall — they fire together.
• Deep Gnome Terramancer

  1W

  Creature — Gnome WizardW

  Both cards trigger on landfall — they fire together.
• Cosima, God of the Voyage // The Omenkeel

  2U1U

  Legendary Creature — God // Legendary Artifact — VehicleU

  Both cards trigger on landfall — they fire together.
• Primeval Bounty

  5G

  EnchantmentG

  Both cards trigger on landfall — they fire together.
• Reanimate

  B

  SorceryB

  Reanimate puts Pangosaur onto the battlefield from a graveyard without casting it, so its mana cost is never paid.
• Rampaging Baloths

  4GG

  Creature — BeastG

  Both cards trigger on landfall — they fire together.
• Grist, Voracious Larva // Grist, the Plague Swarm

  G

  Legendary Creature — Insect // Legendary Planeswalker — GristBG

  Pangosaur bounces a permanent, enabling Grist, Voracious Larva's recast / spell-cast trigger.
• Faldorn, Dread Wolf Herald

  1RG

  Legendary Creature — Human DruidGR

  Both cards trigger on landfall — they fire together.
• Grave Researcher // Reanimate

  2BB

  Creature — Troll Warlock // SorceryB

  Grave Researcher puts Pangosaur onto the battlefield from a graveyard without casting it, so its mana cost is never paid.
• Momo, Friendly Flier

  W

  Legendary Creature — Lemur Bat AllyW

  Pangosaur bounces a permanent, enabling Momo, Friendly Flier's recast / spell-cast trigger.
• Hazezon, Shaper of Sand

  RGW

  Legendary Creature — Human WarriorGRW

  Both cards trigger on landfall — they fire together.
• Admonition Angel

  3WWW

  Creature — AngelW

  Both cards trigger on landfall — they fire together.
• The Sibsig Ceremony

  BBB

  Legendary EnchantmentB

  Pangosaur bounces a permanent, enabling The Sibsig Ceremony's recast / spell-cast trigger.
• Greensleeves, Maro-Sorcerer

  3GG

  Legendary Creature — Elemental SorcererG

  Both cards trigger on landfall — they fire together.
• Nissa, Resurgent Animist

  2G

  Legendary Creature — Elf ScoutG

  Both cards trigger on landfall — they fire together.