Confidence:StrongSolidPlausibleTentativeSpeculative

• Magma Pummeler

  XRR

  Creature — ElementalR

  Damage pair: both cards convert effects into damage. They stack in a damage-heavy deck; on their own they're a value engine, not a closed loop.
• Matoc, Lavamancer

  3R

  Legendary Creature — Human Barbarian WizardR

  Damage pair: both cards convert effects into damage. They stack in a damage-heavy deck; on their own they're a value engine, not a closed loop.
• Cinder Giant

  3R

  Creature — GiantR

  Deliberate damage: one card deals damage to your own creatures on purpose — a fight, a targeted ping, or a standing effect that hits them every turn — and the other rewards being dealt damage: the enrage pattern.
• Hammerfist Giant

  4RR

  Creature — Giant WarriorR

  Hammerfist Giant deals damage to many targets, fueling Shinka Gatekeeper's damage-payoff trigger.
• Fblthp, Impossibly Lost

  1U

  Legendary Creature — HomunculusU

  Both cards trigger on damage dealt — they fire together.
• Sygg, Wanderwine Wisdom // Sygg, Wanderbrine Shield

  1U

  Legendary Creature — Merfolk Wizard // Legendary Creature — Merfolk RogueUW

  Both cards trigger on damage dealt — they fire together.
• The Beast, Deathless Prince

  2BR

  Legendary Creature — DemonBR

  Both cards trigger on damage dealt — they fire together.
• Niko Aris

  XWUU

  Legendary Planeswalker — NikoUW

  Both cards trigger on damage dealt — they fire together.
• Cryoshatter

  U

  Enchantment — AuraU

  Both cards trigger on damage dealt — they fire together.
• Sleep Magic

  U

  Enchantment — AuraU

  Both cards trigger on damage dealt — they fire together.
• The Aetherspark

  4

  Legendary Artifact Planeswalker — EquipmentC

  Both cards trigger on damage dealt — they fire together.
• Lost Jitte

  1

  Legendary Artifact — EquipmentC

  Both cards trigger on damage dealt — they fire together.
• Puppet Master, String Puller

  2R

  Legendary Creature — Human Artificer VillainR

  Both cards trigger on damage dealt — they fire together.
• Magma Phoenix

  3RR

  Creature — PhoenixR

  Magma Phoenix deals damage to many targets, fueling Shinka Gatekeeper's damage-payoff trigger.
• Ryusei, the Falling Star

  5R

  Legendary Creature — Dragon SpiritR

  Ryusei, the Falling Star deals damage to many targets, fueling Shinka Gatekeeper's damage-payoff trigger.
• Piru, the Volatile

  2RRWWBB

  Legendary Creature — Elder DragonBRW

  Piru, the Volatile deals damage to many targets, fueling Shinka Gatekeeper's damage-payoff trigger.
• Witch-king of Angmar

  3BB

  Legendary Creature — Wraith NobleB

  Both cards trigger on damage dealt — they fire together.
• Vraska the Unseen

  3BG

  Legendary Planeswalker — VraskaBG

  Both cards trigger on damage dealt — they fire together.
• Liliana's Talent

  BB

  Enchantment — AuraB

  Both cards trigger on damage dealt — they fire together.
• Starscream, Power Hungry // Starscream, Seeker Leader

  3B

  Legendary Artifact Creature — Robot // Legendary Artifact — VehicleB

  Both cards trigger on damage dealt — they fire together.
• Earthshaker

  4RR

  Creature — SpiritR

  Earthshaker deals damage to many targets, fueling Shinka Gatekeeper's damage-payoff trigger.
• Exocrine

  X2R

  Creature — TyranidR

  Exocrine deals damage to many targets, fueling Shinka Gatekeeper's damage-payoff trigger.
• Swooping Pteranodon

  3RW

  Creature — DinosaurRW

  Swooping Pteranodon produces broad damage that redirects through Shinka Gatekeeper into something useful.
• Crater Hellion

  4RR

  Creature — Hellion BeastR

  Crater Hellion deals damage to many targets, fueling Shinka Gatekeeper's damage-payoff trigger.
• Missy

  3UBR

  Legendary Creature — Time Lord RogueBRU

  Missy produces broad damage that redirects through Shinka Gatekeeper into something useful.