Confidence:StrongSolidPlausibleTentativeSpeculative

• Quintorius Kand

  3RW

  Legendary Planeswalker — QuintoriusRW

  Both cards trigger when a spell is cast — they fire together.
• Kasla, the Broken Halo

  3URW

  Legendary Creature — Angel AllyRUW

  Both cards trigger when a spell is cast — they fire together.
• Dathon, His Heart Open

  GUR

  Legendary Creature — Tamarian OfficerGRU

  Both cards trigger when a spell is cast — they fire together.
• Sorin of House Markov // Sorin, Ravenous Neonate

  1B

  Legendary Creature — Human Noble // Legendary Planeswalker — SorinBW

  Both cards trigger when a spell is cast — they fire together.
• Surtr, Fiery Jötun

  3RR

  Legendary Creature — Giant God WarriorR

  Both cards trigger when a spell is cast — they fire together.
• Scytheclaw Raptor

  2R

  Creature — DinosaurR

  Both cards trigger when a spell is cast — they fire together.
• Cemetery Gatekeeper

  1R

  Creature — VampireR

  Both cards trigger when a spell is cast — they fire together.
• Tokka & Rahzar, Terrible Twos

  B/RB/R

  Legendary Creature — Turtle Wolf MutantBR

  Both cards trigger when a spell is cast — they fire together.
• Earthshaker

  4RR

  Creature — SpiritR

  Both cards trigger when a spell is cast — they fire together.
• Roiling Vortex

  1R

  EnchantmentR

  Both cards trigger when a spell is cast — they fire together.
• Urianger Augurelt

  WU

  Legendary Creature — Elf AdvisorUW

  Both cards trigger when a spell is cast — they fire together.
• Aetherflux Reservoir

  4

  ArtifactC

  Both cards trigger when a spell is cast — they fire together.
• Flaming Tyrannosaurus

  5RR

  Creature — DinosaurR

  Both cards trigger when a spell is cast — they fire together.
• Song of the Worldsoul

  4WW

  EnchantmentW

  Both cards trigger when a spell is cast — they fire together.
• Firja, Judge of Valor

  2WBB

  Legendary Creature — Angel ClericBW

  Both cards trigger when a spell is cast — they fire together.
• Invasion of Karsus // Refraction Elemental

  2RR

  Battle — Siege // Creature — ElementalR

  Both cards trigger when a spell is cast — they fire together.
• Hearthborn Battler

  2R

  Creature — Lizard WarlockR

  Both cards trigger when a spell is cast — they fire together.
• Captain Ripley Vance

  2R

  Legendary Creature — Human PirateR

  Both cards trigger when a spell is cast — they fire together.
• Thrull Parasite

  B

  Creature — ThrullB

  Both cards trigger when a spell is cast — they fire together.
• Syndic of Tithes

  1W

  Creature — Human ClericW

  Both cards trigger when a spell is cast — they fire together.
• Adrenaline Jockey

  2R

  Creature — Minotaur PilotR

  Both cards trigger when a spell is cast — they fire together.
• Mirror Room // Fractured Realm

  2U5UU

  Enchantment — Room // Enchantment — RoomU

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

  3B

  Creature — Human WizardB

  Both cards trigger when a spell is cast — they fire together.
• Treasury Thrull

  4WB

  Creature — ThrullBW

  Both cards trigger when a spell is cast — they fire together.
• Labyrinth Champion

  3R

  Creature — Human WarriorR

  Both cards trigger when a spell is cast — they fire together.