Confidence:StrongSolidPlausibleTentativeSpeculative

• 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.
• 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.
• Brago, King Eternal

  2WU

  Legendary Creature — Spirit NobleUW

  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.
• Brought Back

  WW

  InstantW

  Brought Back returns creatures from the graveyard to the battlefield, re-firing Disturbing Mirth's enter-the-battlefield effect.
• Yuna, Hope of Spira

  3GW

  Legendary Creature — Human ClericGW

  Yuna, Hope of Spira returns creatures from the graveyard to the battlefield, re-firing Disturbing Mirth's enter-the-battlefield effect.
• Gorbag of Minas Morgul

  1B

  Legendary Creature — Orc SoldierB

  Both cards trigger when a permanent is sacrificed — they fire together.
• Sandbender Scavengers

  WB

  Creature — Human RogueBW

  Both cards trigger when a permanent is sacrificed — they fire together.
• Tameshi, Reality Architect

  2U

  Legendary Creature — Moonfolk WizardUW

  Tameshi, Reality Architect returns creatures from the graveyard to the battlefield, re-firing Disturbing Mirth's enter-the-battlefield effect.
• Phelia, Exuberant Shepherd

  1W

  Legendary Creature — DogW

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

  2U

  Legendary Creature — Elf NobleU

  Elrond, Moon-Reader blinks (exiles and returns) a permanent, re-firing Disturbing Mirth's enter-the-battlefield effect.
• What Must Be Done

  3WW

  SorceryW

  What Must Be Done returns creatures from the graveyard to the battlefield, re-firing Disturbing Mirth's enter-the-battlefield effect.
• Narci, Fable Singer

  1WBG

  Legendary Creature — Human BardBGW

  Both cards trigger when a permanent is sacrificed — they fire together.
• Squall, SeeD Mercenary

  2WB

  Legendary Creature — Human Knight MercenaryBW

  Squall, SeeD Mercenary returns creatures from the graveyard to the battlefield, re-firing Disturbing Mirth's enter-the-battlefield effect.
• Ravenous Rotbelly

  4B

  Creature — Zombie HorrorB

  Both cards trigger when a permanent is sacrificed — they fire together.
• Korvold, Fae-Cursed King

  2BRG

  Legendary Creature — Dragon NobleBGR

  Both cards trigger when a permanent is sacrificed — they fire together.
• Evendo Brushrazer

  2R

  Creature — Insect WarriorR

  Both cards trigger when a permanent is sacrificed — they fire together.
• Venser, the Sojourner

  3WU

  Legendary Planeswalker — VenserUW

  Venser, the Sojourner blinks (exiles and returns) a permanent, re-firing Disturbing Mirth's enter-the-battlefield effect.
• Harnessed Snubhorn

  3W

  Creature — DinosaurW

  Harnessed Snubhorn returns creatures from the graveyard to the battlefield, re-firing Disturbing Mirth'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 Disturbing Mirth's enter-the-battlefield effect.
• Starfield of Nyx

  4W

  EnchantmentW

  Starfield of Nyx returns creatures from the graveyard to the battlefield, re-firing Disturbing Mirth's enter-the-battlefield effect.
• Szarel, Genesis Shepherd

  2BRG

  Legendary Creature — Insect DruidBGR

  Both cards trigger when a permanent is sacrificed — they fire together.
• Second Sunrise

  1WW

  InstantW

  Second Sunrise returns creatures from the graveyard to the battlefield, re-firing Disturbing Mirth's enter-the-battlefield effect.
• Gerrard's Hourglass Pendant

  1

  Legendary ArtifactC

  Gerrard's Hourglass Pendant returns creatures from the graveyard to the battlefield, re-firing Disturbing Mirth's enter-the-battlefield effect.
• Go-Shintai of Life's Origin

  3G

  Legendary Enchantment Creature — ShrineBGRUW

  Go-Shintai of Life's Origin returns creatures from the graveyard to the battlefield, re-firing Disturbing Mirth's enter-the-battlefield effect.
• Tolls of War

  WB

  EnchantmentBW

  Both cards trigger when a permanent is sacrificed — they fire together.