Confidence:StrongSolidPlausibleTentativeSpeculative

• Verdant Dread

  1G

  EnchantmentG

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

  2R

  Creature — Human MonkR

  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.
• Surgical Metamorph

  3U

  Artifact Creature — Phyrexian ShapeshifterU

  One-shot copy enabler: a card enters as a copy of another (Phantasmal Image, Body Double, Phyrexian Metamorph), firing the partner's substantive ETB once. Not a repeating chain — fires once on entry — but valuable when the partner's ETB is combo-grade (graveyard reanimator, mana doubler, etc.).
• Fear of Ridicule

  1BB

  Enchantment Creature — NightmareB

  Fear of Ridicule creates token copies, feeding Trial of Ambition's ETB or copy payoff.
• A-Minsc & Boo, Timeless Heroes

  3RG

  Legendary Planeswalker — MinscGR

  Trial of Ambition wipes or mass-sacrifices creatures, and A-Minsc & Boo, Timeless Heroes profits when creatures die — or comes back from the wipe itself.
• Underbridge Warlock

  3BB

  Creature — Ogre WarlockB

  Trial of Ambition wipes or mass-sacrifices creatures, and Underbridge Warlock profits when creatures die — or comes back from the wipe itself.
• A-Ocelot Pride

  1W

  Creature — CatW

  A-Ocelot Pride creates token copies, feeding Trial of Ambition's ETB or copy payoff.
• Perennial Gravewarden

  BG

  Creature — Elf WarlockBG

  Trial of Ambition wipes or mass-sacrifices creatures, and Perennial Gravewarden profits when creatures die — or comes back from the wipe itself.
• Mothlight Processionist

  1W

  Creature — Human ClericW

  Both cards trigger when a creature enters the battlefield — they fire together.
• A-Death-Priest of Myrkul

  2BB

  Creature — Tiefling ClericB

  Trial of Ambition wipes or mass-sacrifices creatures, and A-Death-Priest of Myrkul profits when creatures die — or comes back from the wipe itself.
• Arvad, Weatherlight Smuggler

  WB

  Legendary Creature — Vampire KnightBW

  Trial of Ambition wipes or mass-sacrifices creatures, and Arvad, Weatherlight Smuggler profits when creatures die — or comes back from the wipe itself.
• A-Shessra, Death's Whisper

  1BG

  Legendary Creature — Human Elf WarlockBG

  Trial of Ambition wipes or mass-sacrifices creatures, and A-Shessra, Death's Whisper profits when creatures die — or comes back from the wipe itself.
• Cabaretti Revels

  1RG

  EnchantmentGR

  Trial of Ambition bounces a permanent, enabling Cabaretti Revels's recast / spell-cast trigger.
• Ominous Traveler

  2

  Creature — HumanC

  Trial of Ambition bounces a permanent, enabling Ominous Traveler's recast / spell-cast trigger.
• Jessie Zane, Fangbringer

  1GG

  Legendary Creature — Human AssassinG

  Trial of Ambition bounces a permanent, enabling Jessie Zane, Fangbringer's recast / spell-cast trigger.
• Wingbright Thief

  WU

  Enchantment Creature — Bird GlimmerUW

  Trial of Ambition bounces a permanent, enabling Wingbright Thief's recast / spell-cast trigger.
• Wickerwing Effigy

  3

  Artifact Creature — ScarecrowC

  Trial of Ambition bounces a permanent, enabling Wickerwing Effigy's recast / spell-cast trigger.
• Tempest Trapper

  2U

  Creature — Otter WizardU

  Trial of Ambition bounces a permanent, enabling Tempest Trapper's recast / spell-cast trigger.
• Painful Bond

  1B

  InstantB

  Trial of Ambition bounces a permanent, enabling Painful Bond's recast / spell-cast trigger.
• Electrostatic Blast

  1R

  InstantR

  Trial of Ambition bounces a permanent, enabling Electrostatic Blast's recast / spell-cast trigger.
• Indris, the Hydrostatic Surge

  4UR

  Legendary Creature — Otter IncarnationRU

  Trial of Ambition bounces a permanent, enabling Indris, the Hydrostatic Surge's recast / spell-cast trigger.
• Worldweave

  2G

  EnchantmentG

  Trial of Ambition bounces a permanent, enabling Worldweave's recast / spell-cast trigger.
• Salacinder and Soot, Rascals

  2UR

  Legendary Creature — ElementalRU

  Trial of Ambition bounces a permanent, enabling Salacinder and Soot, Rascals's recast / spell-cast trigger.
• Managorger Phoenix

  RR

  Creature — PhoenixR

  Trial of Ambition bounces a permanent, enabling Managorger Phoenix's recast / spell-cast trigger.
• A-Symmetry Sage

  U

  Creature — Human WizardU

  Trial of Ambition bounces a permanent, enabling A-Symmetry Sage's recast / spell-cast trigger.