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 Spelunking's enter-the-battlefield effect.
• Professor Dellian Fel

  2BG

  Legendary Planeswalker — DellianBG

  Spelunking gains life in big chunks or many small hits, fueling Professor Dellian Fel's life-gain payoff.
• Yuna, Hope of Spira

  3GW

  Legendary Creature — Human ClericGW

  Yuna, Hope of Spira returns creatures from the graveyard to the battlefield, re-firing Spelunking's enter-the-battlefield effect.
• Nazar, the Velvet Fang

  3B

  Legendary Creature — Vampire WarlockB

  Spelunking gains life in big chunks or many small hits, fueling Nazar, the Velvet Fang's life-gain payoff.
• Karlov of the Ghost Council

  WB

  Legendary Creature — Spirit AdvisorBW

  Spelunking gains life in big chunks or many small hits, fueling Karlov of the Ghost Council's life-gain payoff.
• Amalia Benavides Aguirre

  WB

  Legendary Creature — Vampire ScoutBW

  Spelunking gains life in big chunks or many small hits, fueling Amalia Benavides Aguirre's life-gain payoff.
• Trudge Garden

  2G

  EnchantmentG

  Spelunking gains life in big chunks or many small hits, fueling Trudge Garden's life-gain payoff.
• Tameshi, Reality Architect

  2U

  Legendary Creature — Moonfolk WizardUW

  Tameshi, Reality Architect returns creatures from the graveyard to the battlefield, re-firing Spelunking's enter-the-battlefield effect.
• Resplendent Angel

  1WW

  Creature — AngelW

  Spelunking gains life in big chunks or many small hits, fueling Resplendent Angel's life-gain payoff.
• Phelia, Exuberant Shepherd

  1W

  Legendary Creature — DogW

  Phelia, Exuberant Shepherd blinks (exiles and returns) a permanent, re-firing Spelunking's enter-the-battlefield effect.
• Murderous Betrayal

  BBB

  EnchantmentB

  Spelunking gains life in big chunks or many small hits, fueling Murderous Betrayal's life-gain payoff.
• Elrond, Moon-Reader

  2U

  Legendary Creature — Elf NobleU

  Elrond, Moon-Reader blinks (exiles and returns) a permanent, re-firing Spelunking's enter-the-battlefield effect.
• Comforting Counsel

  1G

  EnchantmentG

  Spelunking gains life in big chunks or many small hits, fueling Comforting Counsel's life-gain payoff.
• Prize Pig

  1G

  Creature — BoarG

  Spelunking gains life in big chunks or many small hits, fueling Prize Pig's life-gain payoff.
• Starscape Cleric

  1B

  Creature — Bat ClericB

  Spelunking gains life in big chunks or many small hits, fueling Starscape Cleric's life-gain payoff.
• Qala, Ajani's Pridemate

  3W

  Legendary Creature — Cat WarriorW

  Spelunking gains life in big chunks or many small hits, fueling Qala, Ajani's Pridemate's life-gain payoff.
• Sorin of House Markov // Sorin, Ravenous Neonate

  1B

  Legendary Creature — Human Noble // Legendary Planeswalker — SorinBW

  Spelunking gains life in big chunks or many small hits, fueling Sorin of House Markov's life-gain payoff.
• Ocelot Pride

  W

  Creature — CatW

  Spelunking gains life in big chunks or many small hits, fueling Ocelot Pride's life-gain payoff.
• Crested Sunmare

  3WW

  Creature — HorseW

  Spelunking gains life in big chunks or many small hits, fueling Crested Sunmare's life-gain payoff.
• What Must Be Done

  3WW

  SorceryW

  What Must Be Done returns creatures from the graveyard to the battlefield, re-firing Spelunking's enter-the-battlefield effect.
• Niv-Mizzet, Ghost Counsel

  2WWBB

  Legendary Creature — Spirit DragonBW

  Spelunking gains life in big chunks or many small hits, fueling Niv-Mizzet, Ghost Counsel's life-gain payoff.
• Lunar Convocation

  WB

  EnchantmentBW

  Spelunking gains life in big chunks or many small hits, fueling Lunar Convocation's life-gain payoff.