Confidence:StrongSolidPlausibleTentativeSpeculative

• Colorstorm Stallion

  1UR

  Creature — Elemental HorseRU

  Both cards produce the same kind of effect (shared token subtype).
• Omnath, Locus of Rage

  3RRGG

  Legendary Creature — ElementalGR

  Both cards produce the same kind of effect (shared token subtype).
• Chandra, Acolyte of Flame

  1RR

  Legendary Planeswalker — ChandraR

  Both cards produce the same kind of effect (shared token subtype).
• Valduk, Keeper of the Flame

  2R

  Legendary Creature — Human ShamanR

  Both cards produce the same kind of effect (shared token subtype).
• Lagomos, Hand of Hatred

  1BR

  Legendary Creature — Human ShamanBR

  Both cards produce the same kind of effect (shared token subtype).
• Titania, Nature's Force

  4GG

  Legendary Creature — ElementalG

  Both cards produce the same kind of effect (shared token subtype).
• Chandra, Flamecaller

  4RR

  Legendary Planeswalker — ChandraR

  Both cards produce the same kind of effect (shared token subtype).
• Mirrorhall Mimic // Ghastly Mimicry

  3U

  Creature — Spirit // Enchantment — AuraU

  One-shot copy enabler: a card enters as a copy of another (Phantasmal Image, Body Double, Phyrexian Metamorph), firing the partner's substantive ETB once. Not a repeating chain — fires once on entry — but valuable when the partner's ETB is combo-grade (graveyard reanimator, mana doubler, etc.).
• Summon: Good King Mog XII

  4W

  Enchantment Creature — Saga MoogleW

  Both cards trigger when you cast a spell — they fire together.
• Loki, God of Lies

  1RR

  Legendary Creature — God Sorcerer VillainR

  Both cards trigger when you cast a spell — they fire together.
• Dino DNA

  1

  ArtifactC

  Copy engine: one card makes a copy of a creature every turn, and the other's enter-the-battlefield effect rewards each copy. Real, repeatable value — the partner can't untap or re-enter the copier, so it never goes infinite.
• Cursed Mirror

  2R

  ArtifactR

  One-shot copy enabler: a card enters as a copy of another (Phantasmal Image, Body Double, Phyrexian Metamorph), firing the partner's substantive ETB once. Not a repeating chain — fires once on entry — but valuable when the partner's ETB is combo-grade (graveyard reanimator, mana doubler, etc.).
• Song of the Worldsoul

  4WW

  EnchantmentW

  Both cards trigger when you cast a spell — they fire together.
• Flux Channeler

  2U

  Creature — Human WizardU

  Both cards trigger when you cast a spell — they fire together.
• Rionya, Fire Dancer

  3RR

  Legendary Creature — Human WizardR

  Copy engine: one card makes a copy of a creature every turn, and the other's enter-the-battlefield effect rewards each copy. Real, repeatable value — the partner can't untap or re-enter the copier, so it never goes infinite.
• Flayer of Loyalties

  8CC

  Creature — EldraziC

  Both cards trigger when you cast a spell — they fire together.
• Callidus Assassin

  4UB

  Creature — Human Shapeshifter AssassinBU

  One-shot copy enabler: a card enters as a copy of another (Phantasmal Image, Body Double, Phyrexian Metamorph), firing the partner's substantive ETB once. Not a repeating chain — fires once on entry — but valuable when the partner's ETB is combo-grade (graveyard reanimator, mana doubler, etc.).
• Deceptive Frostkite

  UU

  Creature — DragonU

  One-shot copy enabler: a card enters as a copy of another (Phantasmal Image, Body Double, Phyrexian Metamorph), firing the partner's substantive ETB once. Not a repeating chain — fires once on entry — but valuable when the partner's ETB is combo-grade (graveyard reanimator, mana doubler, etc.).
• Helm of the Host

  4

  Legendary Artifact — EquipmentC

  Copy engine: one card makes a copy of a creature every turn, and the other's enter-the-battlefield effect rewards each copy. Real, repeatable value — the partner can't untap or re-enter the copier, so it never goes infinite.
• Machine God's Effigy

  4

  ArtifactU

  One-shot copy enabler: a card enters as a copy of another (Phantasmal Image, Body Double, Phyrexian Metamorph), firing the partner's substantive ETB once. Not a repeating chain — fires once on entry — but valuable when the partner's ETB is combo-grade (graveyard reanimator, mana doubler, etc.).
• Metamorphic Alteration

  1U

  Enchantment — AuraU

  One-shot copy enabler: a card enters as a copy of another (Phantasmal Image, Body Double, Phyrexian Metamorph), firing the partner's substantive ETB once. Not a repeating chain — fires once on entry — but valuable when the partner's ETB is combo-grade (graveyard reanimator, mana doubler, etc.).
• Sakashima's Protege

  4UU

  Creature — ShapeshifterU

  One-shot copy enabler: a card enters as a copy of another (Phantasmal Image, Body Double, Phyrexian Metamorph), firing the partner's substantive ETB once. Not a repeating chain — fires once on entry — but valuable when the partner's ETB is combo-grade (graveyard reanimator, mana doubler, etc.).
• Offspring's Revenge

  2RWB

  EnchantmentBRW

  Copy engine: one card makes a copy of a creature every turn, and the other's enter-the-battlefield effect rewards each copy. Real, repeatable value — the partner can't untap or re-enter the copier, so it never goes infinite.
• Superior Spider-Man

  2UB

  Legendary Creature — Spider Human HeroBU

  One-shot copy enabler: a card enters as a copy of another (Phantasmal Image, Body Double, Phyrexian Metamorph), firing the partner's substantive ETB once. Not a repeating chain — fires once on entry — but valuable when the partner's ETB is combo-grade (graveyard reanimator, mana doubler, etc.).
• Akroan Conscriptor

  4R

  Creature — Human ShamanR

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