Confidence:StrongSolidPlausibleTentativeSpeculative

• Baron Helmut Zemo

  BBB

  Legendary Creature — Human Noble VillainB

  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.
• Vivien, Monsters' Advocate

  3GG

  Legendary Planeswalker — VivienG

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

  GWU

  Legendary Creature — Human SoldierGUW

  Both cards trigger when a creature enters the battlefield — they fire together.
• Terra, Magical Adept // Esper Terra

  1RG

  Legendary Creature — Human Wizard Warrior // Legendary Enchantment Creature — Saga WizardBGRUW

  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.
• April O'Neil, Live on the Scene

  1U

  Legendary Creature — Human DetectiveU

  Both cards trigger when a creature enters the battlefield — they fire together.
• Archon of Sun's Grace

  2WW

  Creature — ArchonW

  Both cards trigger when a creature enters the battlefield — they fire together.
• Prowl, Stoic Strategist // Prowl, Pursuit Vehicle

  3W

  Legendary Artifact Creature — Robot // Legendary Artifact — VehicleW

  Both cards trigger when a creature enters the battlefield — they fire together.
• Tome of Legends

  2

  Artifact — BookC

  Both cards trigger when a creature enters the battlefield — they fire together.
• Romana II

  3W

  Legendary Creature — Time Lord ScientistW

  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.
• Ghostly Dancers

  3WW

  Creature — SpiritW

  Both cards trigger when a creature enters the battlefield — they fire together.
• Scrabbling Skullcrab

  U

  Creature — Crab SkeletonU

  Both cards trigger when a creature enters the battlefield — they fire together.
• Fear of Infinity

  1UB

  Enchantment Creature — NightmareBU

  Both cards trigger when a creature enters the battlefield — they fire together.
• Cloakwood Swarmkeeper

  G

  Creature — Elf RangerG

  Both cards trigger when a creature enters the battlefield — they fire together.
• Yoshimaru, Ever Faithful

  W

  Legendary Creature — DogW

  Both cards trigger when a creature enters the battlefield — they fire together.
• Threats Around Every Corner

  3G

  EnchantmentG

  Both cards trigger when a creature enters the battlefield — they fire together.
• Gremlin Tamer

  WU

  Creature — Human ScoutUW

  Both cards trigger when a creature enters the battlefield — they fire together.
• Setessan Champion

  2G

  Creature — Human WarriorG

  Both cards trigger when a creature enters the battlefield — they fire together.
• Isu the Abominable

  3UU

  Legendary Snow Creature — YetiGUW

  Both cards trigger when a creature enters the battlefield — they fire together.
• Fire Lord Zuko

  RWB

  Legendary Creature — Human Noble AllyBRW

  Both cards trigger when a creature enters the battlefield — they fire together.
• Baron Bertram Graywater

  2WB

  Legendary Creature — Vampire NobleBW

  Both cards trigger when a creature enters the battlefield — they fire together.
• Tawnos, Solemn Survivor

  1U

  Legendary Creature — Human ArtificerBUW

  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.
• Optimistic Scavenger

  W

  Creature — Human ScoutW

  Both cards trigger when a creature enters the battlefield — they fire together.
• Victor, Valgavoth's Seneschal

  1WB

  Legendary Creature — Human WarlockBW

  Both cards trigger when a creature enters the battlefield — they fire together.
• Sage of Mysteries

  U

  Creature — Human WizardU

  Both cards trigger when a creature enters the battlefield — they fire together.
• Ajani's Chosen

  2WW

  Creature — Cat SoldierW

  Both cards trigger when a creature enters the battlefield — they fire together.