Confidence:StrongSolidPlausibleTentativeSpeculative

• Baron Helmut Zemo

  BBB

  Legendary Creature — Human Noble VillainB

  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.
• Hazel of the Rootbloom

  2BG

  Legendary Creature — Squirrel DruidBG

  Jiang Yanggu, Never Alone untaps all (or many) permanents, refreshing Hazel of the Rootbloom's tap activation.
• Great Divide Guide

  1G

  Creature — Human Scout AllyG

  Jiang Yanggu, Never Alone untaps all (or many) permanents, refreshing Great Divide Guide's tap activation.
• 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.).
• Worzel, the Protector

  1WWW

  Legendary Planeswalker — WorzelW

  Jiang Yanggu, Never Alone untaps all (or many) permanents, refreshing Worzel, the Protector's tap activation.
• Baylen, the Haymaker

  RGW

  Legendary Creature — Rabbit WarriorGRW

  Jiang Yanggu, Never Alone untaps all (or many) permanents, refreshing Baylen, the Haymaker's tap activation.
• Nature's Chosen

  G

  Enchantment — AuraG

  Jiang Yanggu, Never Alone untaps all (or many) permanents, refreshing Nature's Chosen's tap activation.
• Careful Cultivation

  2G

  Enchantment — AuraG

  Jiang Yanggu, Never Alone untaps all (or many) permanents, refreshing Careful Cultivation's tap activation.
• Honor-Worn Shaku

  3

  ArtifactC

  Jiang Yanggu, Never Alone untaps all (or many) permanents, refreshing Honor-Worn Shaku's tap activation.
• 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.
• Sophia, Dogged Detective

  1GWU

  Legendary Creature — Human DetectiveGUW

  Both cards produce the same kind of effect (shared token subtype).
• Rin and Seri, Inseparable

  1RGW

  Legendary Creature — Dog CatGRW

  Both cards produce the same kind of effect (shared token subtype).
• 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.).
• Jaheira, Friend of the Forest

  2G

  Legendary Creature — Human Elf DruidG

  Jiang Yanggu, Never Alone untaps all (or many) permanents, refreshing Jaheira, Friend of the Forest's tap activation.
• Gene Pollinator

  G

  Artifact Creature — Robot InsectG

  Jiang Yanggu, Never Alone untaps all (or many) permanents, refreshing Gene Pollinator's tap activation.
• 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.
• 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.).
• Bigger on the Inside

  3RG

  Enchantment — AuraGR

  Jiang Yanggu, Never Alone untaps all (or many) permanents, refreshing Bigger on the Inside's tap activation.
• 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.).