Confidence:StrongSolidPlausibleTentativeSpeculative

• Nature's Chosen

  G

  Enchantment — AuraG

  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.
• Dross Scorpion

  4

  Artifact Creature — ScorpionC

  Untap loop: each side can untap what the other taps — a genuine mutual refresh engine.
• Clock of Omens

  4

  ArtifactC

  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.
• Hazel of the Rootbloom

  2BG

  Legendary Creature — Squirrel DruidBG

  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.
• Pia Nalaar, Consul of Revival

  RW

  Legendary Creature — Human ArtificerRW

  Both cards produce the same kind of effect (shared token subtype).
• Meria, Scholar of Antiquity

  1RG

  Legendary Creature — Elf ArtificerGR

  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.
• Thopter Spy Network

  2UU

  EnchantmentU

  Both cards produce the same kind of effect (shared token subtype).
• Tezzeret, Artifice Master

  3UU

  Legendary Planeswalker — TezzeretU

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

  6

  Artifact Creature — ThopterC

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

  1UU

  Creature — Vedalken ArtificerU

  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.
• Saheeli, Filigree Master

  2UR

  Legendary Planeswalker — SaheeliRU

  Both cards produce the same kind of effect (shared token subtype).
• Saheeli, Jewel of Avishkar

  2UR

  Legendary Creature — Human ArtificerRU

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

  RGW

  Legendary Creature — Rabbit WarriorGRW

  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.
• Angel of Invention

  3WW

  Creature — AngelW

  Both cards produce the same kind of effect (shared token subtype).
• Saheeli, Sublime Artificer

  1U/RU/R

  Legendary Planeswalker — SaheeliRU

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

  4U

  InstantU

  Intellectual Offering untaps all (or many) permanents, refreshing Retrofitter Foundry's tap activation.
• Loyal Apprentice

  1R

  Creature — Human ArtificerR

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

  1U

  Creature — Human ArtificerU

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

  W

  Artifact Creature — RobotW

  Both cards produce the same kind of effect (shared token subtype).
• Stone Idol Trap

  5R

  Instant — TrapR

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

  3

  ArtifactW

  Both cards produce the same kind of effect (shared token subtype).
• Dovin, Grand Arbiter

  1WU

  Legendary Planeswalker — DovinUW

  Both cards produce the same kind of effect (shared token subtype).
• Saheeli, Consul of Oversight

  3WW

  Legendary Creature — Human AdvisorW

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

  3

  Artifact Creature — ConstructC

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

  3UU

  InstantU

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