Confidence:StrongSolidPlausibleTentativeSpeculative

• Paradox Engine

  5

  Legendary 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.
• Unstoppable Plan

  2U

  EnchantmentU

  Unstoppable Plan untaps all (or many) permanents, refreshing Inspiring Easel's tap activation.
• Unwinding Clock

  4

  ArtifactC

  Unwinding Clock untaps all (or many) permanents, refreshing Inspiring Easel's tap activation.
• Dramatic Reversal

  1U

  InstantU

  Dramatic Reversal untaps all (or many) permanents, refreshing Inspiring Easel's tap activation.
• Cantor of the Refrain

  B

  Creature — Human PilotB

  Both cards trigger when you cast a spell — they fire together.
• Glorifying Verse

  W/B

  EnchantmentBW

  Both cards trigger when you cast a spell — they fire together.
• Ugin, Eye of the Storms

  7

  Legendary Planeswalker — UginC

  Both cards trigger when you cast a spell — they fire together.
• Riku of Many Paths

  GUR

  Legendary Creature — Human WizardGRU

  Both cards trigger when you cast a spell — they fire together.
• Song of Creation

  1GUR

  EnchantmentGRU

  Both cards trigger when you cast a spell — they fire together.
• Runaway Steam-Kin

  1R

  Creature — ElementalR

  Both cards trigger when you cast a spell — they fire together.
• Mercurial Spelldancer

  1U

  Creature — Phyrexian RogueU

  Both cards trigger when you cast a spell — they fire together.
• Geometer's Arthropod

  GU

  Creature — Fractal CrabGU

  Both cards trigger when you cast a spell — they fire together.
• Prosper, Tome-Bound

  2BR

  Legendary Creature — Tiefling WarlockBR

  Both cards trigger when you cast a spell — they fire together.
• Brigone, Soldier of Meletis

  1W

  Legendary Creature — Human SoldierW

  Both cards trigger when you cast a spell — they fire together.
• Cleon, Merry Champion

  2R

  Legendary Creature — Human SoldierR

  Both cards trigger when you cast a spell — they fire together.
• Elemental Mascot

  1UR

  Creature — Elemental BirdRU

  Both cards trigger when you cast a spell — they fire together.
• Chandra, Hope's Beacon

  4RR

  Legendary Planeswalker — ChandraR

  Both cards trigger when you cast a spell — they fire together.
• Voltaic Visionary // Volt-Charged Berserker

  1R

  Creature — Human Wizard // Creature — Human BerserkerR

  Both cards trigger when you cast a spell — they fire together.
• Pia Nalaar, Consul of Revival

  RW

  Legendary Creature — Human ArtificerRW

  Both cards trigger when you cast a spell — they fire together.
• Shiko and Narset, Unified

  1URW

  Legendary Creature — Human Spirit DragonRUW

  Both cards trigger when you cast a spell — they fire together.
• Slitherwisp

  UBB

  Creature — Elemental NightmareBU

  Both cards trigger when you cast a spell — they fire together.
• Speedball, New Warrior

  2U/R

  Legendary Creature — Human HeroRU

  Both cards trigger when you cast a spell — they fire together.
• Raff, Weatherlight Stalwart

  WU

  Legendary Creature — Human WizardUW

  Both cards trigger when you cast a spell — they fire together.
• Colorstorm Stallion

  1UR

  Creature — Elemental HorseRU

  Both cards trigger when you cast a spell — they fire together.
• Chalice of the Void

  XX

  ArtifactC

  Both cards trigger when you cast a spell — they fire together.