Confidence:StrongSolidPlausibleTentativeSpeculative

• Tameshi, Reality Architect

  2U

  Legendary Creature — Moonfolk WizardUW

  Recursion engine: one card can reanimate repeatedly (an activated ability), and the other is a creature worth bringing back again and again. Real, repeatable value — not an infinite loop on its own.
• The Mind Stone

  1W

  Legendary Artifact — Infinity StoneW

  Blink pair: one card can blink creatures repeatedly, and the other's ETB rewards every re-entry. Free-running only when the blink is free or refunded (Deadeye + Drake class); otherwise a repeatable value engine.
• Go-Shintai of Life's Origin

  3G

  Legendary Enchantment Creature — ShrineBGRUW

  Recursion engine: one card can reanimate repeatedly (an activated ability), and the other is a creature worth bringing back again and again. Real, repeatable value — not an infinite loop on its own.
• Displacer Kitten

  3U

  Creature — Cat BeastU

  Blink pair: one card can blink creatures repeatedly, and the other's ETB rewards every re-entry. Free-running only when the blink is free or refunded (Deadeye + Drake class); otherwise a repeatable value engine.
• Archon of Falling Stars

  4WW

  Creature — ArchonW

  Graveyard pair: one card brings creatures back from the graveyard repeatedly (or a creature that returns itself), and the other keeps feeding the loop — a recurring reanimator with a payoff, or a sacrifice outlet with a self-recurring creature.
• Yuna, Hope of Spira

  3GW

  Legendary Creature — Human ClericGW

  Yuna, Hope of Spira returns creatures from the graveyard to the battlefield, re-firing Song of Stupefaction's enter-the-battlefield effect.
• Stormkeld Curator // Giant Secrets

  4WWXUU

  Creature — Giant // Instant — AdventureUW

  Stormkeld Curator returns creatures from the graveyard to the battlefield, re-firing Song of Stupefaction's enter-the-battlefield effect.
• Phelia, Exuberant Shepherd

  1W

  Legendary Creature — DogW

  Phelia, Exuberant Shepherd blinks (exiles and returns) a permanent, re-firing Song of Stupefaction's enter-the-battlefield effect.
• Elrond, Moon-Reader

  2U

  Legendary Creature — Elf NobleU

  Elrond, Moon-Reader blinks (exiles and returns) a permanent, re-firing Song of Stupefaction's enter-the-battlefield effect.
• Squall, SeeD Mercenary

  2WB

  Legendary Creature — Human Knight MercenaryBW

  Squall, SeeD Mercenary returns creatures from the graveyard to the battlefield, re-firing Song of Stupefaction's enter-the-battlefield effect.
• Harnessed Snubhorn

  3W

  Creature — DinosaurW

  Harnessed Snubhorn returns creatures from the graveyard to the battlefield, re-firing Song of Stupefaction's enter-the-battlefield effect.
• Zareth San, the Trickster

  3UB

  Legendary Creature — Merfolk RogueBU

  Zareth San, the Trickster returns creatures from the graveyard to the battlefield, re-firing Song of Stupefaction's enter-the-battlefield effect.
• Starfield of Nyx

  4W

  EnchantmentW

  Starfield of Nyx returns creatures from the graveyard to the battlefield, re-firing Song of Stupefaction's enter-the-battlefield effect.
• Storm Herald

  2R

  Creature — Human ShamanR

  Storm Herald returns creatures from the graveyard to the battlefield, re-firing Song of Stupefaction's enter-the-battlefield effect.
• Rise to Glory

  3WB

  SorceryBW

  Rise to Glory returns creatures from the graveyard to the battlefield, re-firing Song of Stupefaction's enter-the-battlefield effect.
• Flickerwisp

  1WW

  Creature — ElementalW

  Flickerwisp blinks (exiles and returns) a permanent, re-firing Song of Stupefaction's enter-the-battlefield effect.
• Silver Surfer, Cosmic Voyager

  4UU

  Legendary Creature — Alien HeroU

  Silver Surfer, Cosmic Voyager blinks (exiles and returns) a permanent, re-firing Song of Stupefaction's enter-the-battlefield effect.
• Yorion, Sky Nomad

  3W/UW/U

  Legendary Creature — Bird SerpentUW

  Yorion, Sky Nomad blinks (exiles and returns) a permanent, re-firing Song of Stupefaction's enter-the-battlefield effect.
• Teferi's Time Twist

  1U

  InstantU

  Teferi's Time Twist blinks (exiles and returns) a permanent, re-firing Song of Stupefaction's enter-the-battlefield effect.
• Mole Module

  5

  Artifact — VehicleC

  Mole Module returns creatures from the graveyard to the battlefield, re-firing Song of Stupefaction's enter-the-battlefield effect.
• Nezumi Freewheeler // Hideous Fleshwheeler

  3B

  Creature — Rat Samurai // Creature — Phyrexian RatBW

  Nezumi Freewheeler returns creatures from the graveyard to the battlefield, re-firing Song of Stupefaction's enter-the-battlefield effect.
• Rescue Skiff

  5W

  Artifact — SpacecraftW

  Rescue Skiff returns creatures from the graveyard to the battlefield, re-firing Song of Stupefaction's enter-the-battlefield effect.
• Calix, Destiny's Hand

  2GW

  Legendary Planeswalker — CalixGW

  Calix, Destiny's Hand returns creatures from the graveyard to the battlefield, re-firing Song of Stupefaction's enter-the-battlefield effect.