Confidence:StrongSolidPlausibleTentativeSpeculative

• Sphinx of the Revelation

  3WU

  Artifact Creature — SphinxUW

  Damage + lifelink: lifelink converts damage on one side into life triggers the partner pays off — the canonical Heliod / Karlov family.
• Ratchet, Field Medic // Ratchet, Rescue Racer

  2W

  Legendary Artifact Creature — Robot // Legendary Artifact — VehicleW

  Damage + lifelink: lifelink converts damage on one side into life triggers the partner pays off — the canonical Heliod / Karlov family.
• Professor Dellian Fel

  2BG

  Legendary Planeswalker — DellianBG

  Aethersphere Harvester grants lifelink, converting Professor Dellian Fel's damage into life-gain triggers.
• Nazar, the Velvet Fang

  3B

  Legendary Creature — Vampire WarlockB

  Aethersphere Harvester grants lifelink, converting Nazar, the Velvet Fang's damage into life-gain triggers.
• Karlov of the Ghost Council

  WB

  Legendary Creature — Spirit AdvisorBW

  Aethersphere Harvester grants lifelink, converting Karlov of the Ghost Council's damage into life-gain triggers.
• Greasefang, Okiba Boss

  1WB

  Legendary Creature — Rat PilotBW

  Greasefang, Okiba Boss returns creatures from the graveyard to the battlefield, re-firing Aethersphere Harvester's enter-the-battlefield effect.
• Amalia Benavides Aguirre

  WB

  Legendary Creature — Vampire ScoutBW

  Aethersphere Harvester grants lifelink, converting Amalia Benavides Aguirre's damage into life-gain triggers.
• Trudge Garden

  2G

  EnchantmentG

  Aethersphere Harvester grants lifelink, converting Trudge Garden's damage into life-gain triggers.
• Tameshi, Reality Architect

  2U

  Legendary Creature — Moonfolk WizardUW

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

  1W

  Legendary Creature — DogW

  Phelia, Exuberant Shepherd blinks (exiles and returns) a permanent, re-firing Aethersphere Harvester's enter-the-battlefield effect.
• Goblin Engineer

  1R

  Creature — Goblin ArtificerR

  Goblin Engineer returns creatures from the graveyard to the battlefield, re-firing Aethersphere Harvester's enter-the-battlefield effect.
• Elrond, Moon-Reader

  2U

  Legendary Creature — Elf NobleU

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

  1G

  EnchantmentG

  Aethersphere Harvester grants lifelink, converting Comforting Counsel's damage into life-gain triggers.
• Prize Pig

  1G

  Creature — BoarG

  Aethersphere Harvester grants lifelink, converting Prize Pig's damage into life-gain triggers.
• Starscape Cleric

  1B

  Creature — Bat ClericB

  Aethersphere Harvester grants lifelink, converting Starscape Cleric's damage into life-gain triggers.
• The Mind Stone

  1W

  Legendary Artifact — Infinity StoneW

  The Mind Stone blinks (exiles and returns) a permanent, re-firing Aethersphere Harvester's enter-the-battlefield effect.
• Qala, Ajani's Pridemate

  3W

  Legendary Creature — Cat WarriorW

  Aethersphere Harvester grants lifelink, converting Qala, Ajani's Pridemate's damage into life-gain triggers.
• Goblin Welder

  R

  Creature — Goblin ArtificerR

  Goblin Welder returns creatures from the graveyard to the battlefield, re-firing Aethersphere Harvester's enter-the-battlefield effect.
• Nahiri's Resolve

  3RW

  EnchantmentRW

  Nahiri's Resolve blinks (exiles and returns) a permanent, re-firing Aethersphere Harvester's enter-the-battlefield effect.
• Heliod, Sun-Crowned

  2W

  Legendary Enchantment Creature — GodW

  Aethersphere Harvester grants lifelink, converting Heliod, Sun-Crowned's damage into life-gain triggers.
• Squall, SeeD Mercenary

  2WB

  Legendary Creature — Human Knight MercenaryBW

  Squall, SeeD Mercenary returns creatures from the graveyard to the battlefield, re-firing Aethersphere Harvester's enter-the-battlefield effect.
• Dina, Soul Steeper

  BG

  Legendary Creature — Dryad DruidBG

  Aethersphere Harvester grants lifelink, converting Dina, Soul Steeper's damage into life-gain triggers.
• Voice of the Blessed

  WW

  Creature — Spirit ClericW

  Aethersphere Harvester grants lifelink, converting Voice of the Blessed's damage into life-gain triggers.
• Marina Vendrell's Grimoire

  5U

  Legendary Artifact — BookU

  Aethersphere Harvester grants lifelink, converting Marina Vendrell's Grimoire's damage into life-gain triggers.
• Tigra, Feline Fury

  1G

  Legendary Creature — Cat Human HeroG

  Aethersphere Harvester grants lifelink, converting Tigra, Feline Fury's damage into life-gain triggers.