Confidence:StrongSolidPlausibleTentativeSpeculative

• Jewel Mine Overseer

  1RW

  Creature — Human NobleRW

  Copy engine: one card makes a copy of a creature every turn, and the other's enter-the-battlefield effect rewards each copy. Real, repeatable value — the partner can't untap or re-enter the copier, so it never goes infinite.
• Cantor of the Refrain

  B

  Creature — Human PilotB

  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.
• Agrus Kos, Spirit of Justice

  2RW

  Legendary Creature — Spirit DetectiveRW

  Copy engine: one card makes a copy of a creature every turn, and the other's enter-the-battlefield effect rewards each copy. Real, repeatable value — the partner can't untap or re-enter the copier, so it never goes infinite.
• Song of Creation

  1GUR

  EnchantmentGRU

  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.
• Nicol Bolas, the Ravager // Nicol Bolas, the Arisen

  1UBR

  Legendary Creature — Elder Dragon // Legendary Planeswalker — BolasBRU

  Copy engine: one card makes a copy of a creature every turn, and the other's enter-the-battlefield effect rewards each copy. Real, repeatable value — the partner can't untap or re-enter the copier, so it never goes infinite.
• Phlage, Titan of Fire's Fury

  1RW

  Legendary Creature — Elder GiantRW

  Copy engine: one card makes a copy of a creature every turn, and the other's enter-the-battlefield effect rewards each copy. Real, repeatable value — the partner can't untap or re-enter the copier, so it never goes infinite.
• Sanguine Soothsayer

  1B

  Creature — Bat ClericB

  Copy engine: one card makes a copy of a creature every turn, and the other's enter-the-battlefield effect rewards each copy. Real, repeatable value — the partner can't untap or re-enter the copier, so it never goes infinite.
• Ominous Traveler

  2

  Creature — HumanC

  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.
• Tinybones Joins Up

  B

  Legendary EnchantmentB

  Copy engine: one card makes a copy of a creature every turn, and the other's enter-the-battlefield effect rewards each copy. Real, repeatable value — the partner can't untap or re-enter the copier, so it never goes infinite.
• Verdant Dread

  1G

  EnchantmentG

  Copy engine: one card makes a copy of a creature every turn, and the other's enter-the-battlefield effect rewards each copy. Real, repeatable value — the partner can't untap or re-enter the copier, so it never goes infinite.
• 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.
• Quintorius Kand

  3RW

  Legendary Planeswalker — QuintoriusRW

  Both cards trigger when you cast a spell — they fire together.
• Season of Growth

  1G

  EnchantmentG

  Both cards trigger when you cast a spell — they fire together.
• Bebop, Skull & Crossbones

  1B

  Legendary Creature — Boar MutantB

  Copy engine: one card makes a copy of a creature every turn, and the other's enter-the-battlefield effect rewards each copy. Real, repeatable value — the partner can't untap or re-enter the copier, so it never goes infinite.
• Bruse Tarl, Roving Rancher

  2RW

  Legendary Creature — Human WarriorRW

  Copy engine: one card makes a copy of a creature every turn, and the other's enter-the-battlefield effect rewards each copy. Real, repeatable value — the partner can't untap or re-enter the copier, so it never goes infinite.
• 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.
• Mai, Scornful Striker

  1B

  Legendary Creature — Human Noble AllyB

  Both cards trigger when you cast a spell — they fire together.
• Kiora, Behemoth Beckoner

  2G/U

  Legendary Planeswalker — KioraGU

  Copy engine: one card makes a copy of a creature every turn, and the other's enter-the-battlefield effect rewards each copy. Real, repeatable value — the partner can't untap or re-enter the copier, so it never goes infinite.