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 Confounding Conundrum's enter-the-battlefield effect.
• Sire of Stagnation

  4UB

  Creature — EldraziBU

  Both cards trigger on landfall — they fire together.
• Deep Gnome Terramancer

  1W

  Creature — Gnome WizardW

  Both cards trigger on landfall — they fire together.
• Yuna, Hope of Spira

  3GW

  Legendary Creature — Human ClericGW

  Yuna, Hope of Spira returns creatures from the graveyard to the battlefield, re-firing Confounding Conundrum's enter-the-battlefield effect.
• Tameshi, Reality Architect

  2U

  Legendary Creature — Moonfolk WizardUW

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

  1W

  Legendary Creature — DogW

  Phelia, Exuberant Shepherd blinks (exiles and returns) a permanent, re-firing Confounding Conundrum's enter-the-battlefield effect.
• Horn of Greed

  3

  ArtifactC

  Both cards trigger on landfall — they fire together.
• Elrond, Moon-Reader

  2U

  Legendary Creature — Elf NobleU

  Elrond, Moon-Reader blinks (exiles and returns) a permanent, re-firing Confounding Conundrum's enter-the-battlefield effect.
• Ankh of Mishra

  2

  ArtifactC

  Both cards trigger on landfall — they fire together.
• What Must Be Done

  3WW

  SorceryW

  What Must Be Done returns creatures from the graveyard to the battlefield, re-firing Confounding Conundrum's enter-the-battlefield effect.
• Zo-Zu the Punisher

  1RR

  Legendary Creature — Goblin WarriorR

  Both cards trigger on landfall — they fire together.
• Cemetery Gatekeeper

  1R

  Creature — VampireR

  Both cards trigger on landfall — 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 Confounding Conundrum's enter-the-battlefield effect.
• Venser, the Sojourner

  3WU

  Legendary Planeswalker — VenserUW

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

  3W

  Creature — DinosaurW

  Harnessed Snubhorn returns creatures from the graveyard to the battlefield, re-firing Confounding Conundrum'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 Confounding Conundrum's enter-the-battlefield effect.
• Tunnel Ignus

  1R

  Creature — ElementalR

  Both cards trigger on landfall — they fire together.
• Polluted Bonds

  3BB

  EnchantmentB

  Both cards trigger on landfall — they fire together.
• Starfield of Nyx

  4W

  EnchantmentW

  Starfield of Nyx returns creatures from the graveyard to the battlefield, re-firing Confounding Conundrum's enter-the-battlefield effect.
• Sarinth Greatwurm

  4RG

  Creature — WurmGR

  Both cards trigger on landfall — they fire together.
• Second Sunrise

  1WW

  InstantW

  Second Sunrise returns creatures from the graveyard to the battlefield, re-firing Confounding Conundrum'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 Confounding Conundrum's enter-the-battlefield effect.