Confidence:StrongSolidPlausibleTentativeSpeculative

• Elspeth, Storm Slayer

  3WW

  Legendary Planeswalker — ElspethW

  One card multiplies the tokens the other creates — a token doubler pointed at a steady token source.
• Ojer Taq, Deepest Foundation // Temple of Civilization

  4WW

  Legendary Creature — God // LandW

  One card multiplies the tokens the other creates — a token doubler pointed at a steady token source.
• Intruder Alarm

  2U

  EnchantmentU

  One-directional refresh: one card can untap permanents the other wants to reuse. Not self-sustaining on its own — the untapper has to keep showing up.
• Esper Sojourners

  WUB

  Artifact Creature — Vedalken WizardBUW

  One-directional refresh: one card can untap permanents the other wants to reuse. Not self-sustaining on its own — the untapper has to keep showing up.
• Sky Hussar

  3WU

  Creature — Human KnightUW

  One-directional refresh: one card can untap permanents the other wants to reuse. Not self-sustaining on its own — the untapper has to keep showing up.
• Aura of Dominion

  UU

  Enchantment — AuraU

  One-directional refresh: one card can untap permanents the other wants to reuse. Not self-sustaining on its own — the untapper has to keep showing up.
• Thornbite Staff

  2

  Kindred Artifact — Shaman EquipmentC

  Untap loop: each side can untap what the other taps — a genuine mutual refresh engine.
• Banon, the Returners' Leader

  RW

  Legendary Creature — Human Cleric RebelRW

  Graveyard pair: one card brings creatures back from the graveyard repeatedly (or a creature that returns itself), and the other keeps feeding the loop — a recurring reanimator with a payoff, or a sacrifice outlet with a self-recurring creature.
• Fanatic of Rhonas

  1G

  Creature — Snake DruidG

  Both cards produce the same kind of effect (shared token subtype).
• Necrotic Hex

  6B

  SorceryB

  Both cards produce the same kind of effect (shared token subtype).
• Wight

  1B

  Creature — Zombie SoldierB

  Both cards produce the same kind of effect (shared token subtype).
• The Book of Vile Darkness

  BBB

  Legendary Artifact — BookB

  Both cards produce the same kind of effect (shared token subtype).
• Gravecrawler

  B

  Creature — ZombieB

  Graveyard pair: one card brings creatures back from the graveyard repeatedly (or a creature that returns itself), and the other keeps feeding the loop — a recurring reanimator with a payoff, or a sacrifice outlet with a self-recurring creature.
• Hildibrand Manderville // Gentleman's Rise

  1W2B

  Legendary Creature — Human Detective // Instant — AdventureBW

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

  3BB

  Legendary Creature — Human WarlockB

  Both cards produce the same kind of effect (shared token subtype).
• Undead Sprinter

  BR

  Creature — ZombieBR

  Graveyard pair: one card brings creatures back from the graveyard repeatedly (or a creature that returns itself), and the other keeps feeding the loop — a recurring reanimator with a payoff, or a sacrifice outlet with a self-recurring creature.
• Liliana, Death's Majesty

  3BB

  Legendary Planeswalker — LilianaB

  Both cards produce the same kind of effect (shared token subtype).
• Grave Titan

  4BB

  Creature — GiantB

  Both cards produce the same kind of effect (shared token subtype).
• Copperhorn Scout

  G

  Creature — Elf ScoutG

  Copperhorn Scout untaps all (or many) permanents, refreshing Geralf, Visionary Stitcher's tap activation.
• Army of the Damned

  5BBB

  SorceryB

  Both cards produce the same kind of effect (shared token subtype).
• Timeline Culler

  BB

  Creature — Drix WarlockB

  Graveyard pair: one card brings creatures back from the graveyard repeatedly (or a creature that returns itself), and the other keeps feeding the loop — a recurring reanimator with a payoff, or a sacrifice outlet with a self-recurring creature.
• Liliana, the Last Hope

  1BB

  Legendary Planeswalker — LilianaB

  Both cards produce the same kind of effect (shared token subtype).
• Liliana, Heretical Healer // Liliana, Defiant Necromancer

  1BB

  Legendary Creature — Human Cleric // Legendary Planeswalker — LilianaB

  Both cards produce the same kind of effect (shared token subtype).
• White Plume Adventurer

  2W

  Creature — Orc ClericW

  White Plume Adventurer untaps all (or many) permanents, refreshing Geralf, Visionary Stitcher's tap activation.
• Aphemia, the Cacophony

  1B

  Legendary Enchantment Creature — HarpyB

  Both cards produce the same kind of effect (shared token subtype).

• WithThornbite Staff2C

  Untap loop: each card untaps the other, generating arbitrary activations or mana. These two can't keep the loop going alone — add one of these to complete it:

  Genestealer Patriarch4UBaloth Prime3GMechan Assembler4UArchon of Sun's Grace2WWAvacyn's Collar1Fishing Pole1
  Show cards