Confidence:StrongSolidPlausibleTentativeSpeculative

• Clock of Omens

  4

  ArtifactC

  Token-fuel engine: one side keeps producing untapped tokens that pay the other's tap costs, and the output feeds the loop again — Squirrel Nest with Earthcraft is the classic shape.
• Precursor Golem

  5

  Artifact Creature — GolemC

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

  6

  Artifact Creature — Phyrexian WurmC

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

  4U

  InstantU

  Intellectual Offering untaps all (or many) permanents, refreshing Phyrexian Ironworks's tap activation.
• Blade Splicer

  2W

  Creature — Phyrexian Human ArtificerW

  Both cards produce the same kind of effect (shared token subtype).
• Brudiclad, Telchor Engineer

  4UR

  Legendary Artifact Creature — Phyrexian ArtificerRU

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

  2W

  EnchantmentW

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

  2U

  EnchantmentU

  Unstoppable Plan untaps all (or many) permanents, refreshing Phyrexian Ironworks's tap activation.
• Gift of Compleation

  1B

  EnchantmentB

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

  9

  Artifact Creature — GolemC

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

  3W

  Creature — Phyrexian Human ArtificerW

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

  3U

  Creature — Phyrexian Human ArtificerU

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

  6G

  Creature — Phyrexian Human ArtificerG

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

  3BB

  Artifact Creature — Phyrexian WurmB

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

  3GG

  Creature — SpiritG

  Seedborn Muse untaps all (or many) permanents, refreshing Phyrexian Ironworks's tap activation.
• Unwinding Clock

  4

  ArtifactC

  Unwinding Clock untaps all (or many) permanents, refreshing Phyrexian Ironworks's tap activation.
• Bloated Processor

  2B

  Creature — PhyrexianB

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

  6W

  Creature — Phyrexian ArtificerW

  Both cards produce the same kind of effect (shared token subtype).
• Ekthi, Contaminator Priest

  3W

  Legendary Creature — Phyrexian ClericW

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

  9

  Artifact Creature — Phyrexian GolemC

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

  3WW

  Creature — PhyrexianW

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

  4W

  Creature — Phyrexian ArtificerW

  Both cards produce the same kind of effect (shared token subtype).
• Golden Guardian // Gold-Forge Garrison

  4

  Artifact Creature — Golem // LandC

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

  5

  Legendary ArtifactC

  Paradox Engine untaps all (or many) permanents, refreshing Phyrexian Ironworks's tap activation.
• Ich-Tekik, Salvage Splicer

  4G

  Legendary Creature — Phyrexian Human ArtificerG

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