Confidence:StrongSolidPlausibleTentativeSpeculative

• Intellectual Offering

  4U

  InstantU

  Intellectual Offering untaps all (or many) permanents, refreshing Shorikai, Genesis Engine's tap activation.
• Unstoppable Plan

  2U

  EnchantmentU

  Unstoppable Plan untaps all (or many) permanents, refreshing Shorikai, Genesis Engine's tap activation.
• Unwinding Clock

  4

  ArtifactC

  Unwinding Clock untaps all (or many) permanents, refreshing Shorikai, Genesis Engine's tap activation.
• Seedborn Muse

  3GG

  Creature — SpiritG

  Seedborn Muse untaps all (or many) permanents, refreshing Shorikai, Genesis Engine's tap activation.
• Paradox Engine

  5

  Legendary ArtifactC

  Paradox Engine untaps all (or many) permanents, refreshing Shorikai, Genesis Engine's tap activation.
• Dramatic Reversal

  1U

  InstantU

  Dramatic Reversal untaps all (or many) permanents, refreshing Shorikai, Genesis Engine's tap activation.
• Defend the Rider

  G

  InstantG

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

  RW

  Creature — Human PilotRW

  Both cards produce the same kind of effect (shared token subtype).
• Emrakul's Messenger

  1U

  Creature — Eldrazi Faerie RogueU

  Draw pair: both cards engage with card draw. With a damage-or-draw trigger between them they form a draw engine.
• Rom and Leeta, Unlikely Pair

  3R

  Legendary Creature — Ferengi BajoranR

  Draw pair: both cards engage with card draw. With a damage-or-draw trigger between them they form a draw engine.
• Roadside Assistance

  2W

  Enchantment — AuraW

  Both cards produce the same kind of effect (shared token subtype).
• Born to Drive

  2W

  Enchantment — AuraW

  Both cards produce the same kind of effect (shared token subtype).
• Back on Track

  4B

  SorceryB

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

  2

  Artifact — VehicleC

  Both cards produce the same kind of effect (shared token subtype).
• Valor's Flagship

  4WWW

  Legendary Artifact — VehicleW

  Both cards produce the same kind of effect (shared token subtype).
• Prodigy's Prototype

  1WU

  Artifact — VehicleUW

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

  LandW

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

  LandB

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

  LandU

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

  LandR

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

  LandG

  Both cards produce the same kind of effect (shared token subtype).
• Kurkesh, Onakke Ancient

  2RR

  Legendary Creature — Ogre SpiritR

  Shorikai, Genesis Engine has activated abilities that aren't mana abilities, fueling Kurkesh, Onakke Ancient's activation-trigger.
• Rings of Brighthearth

  3

  ArtifactC

  Shorikai, Genesis Engine has activated abilities that aren't mana abilities, fueling Rings of Brighthearth's activation-trigger.