Confidence:StrongSolidPlausibleTentativeSpeculative

• Esper Sojourners

  WUB

  Artifact Creature — Vedalken WizardBUW

  One-directional refresh: one card can untap permanents the other wants to reuse. Not self-sustaining on its own — the untapper has to keep showing up.
• Chevill, Bane of Monsters

  BG

  Legendary Creature — Human RogueBG

  Doom Cannon produces damage that can kill creatures, enabling Chevill, Bane of Monsters's death-trigger or removal payoff.
• Bloodline Recollector // Ancestral Craving

  1BB

  Creature — Vampire Warlock // InstantB

  Doom Cannon produces damage that can kill creatures, enabling Bloodline Recollector's death-trigger or removal payoff.
• Banon, the Returners' Leader

  RW

  Legendary Creature — Human Cleric RebelRW

  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.
• The Meathook Massacre

  XBB

  Legendary EnchantmentB

  Doom Cannon produces damage that can kill creatures, enabling The Meathook Massacre's death-trigger or removal payoff.
• Gravecrawler

  B

  Creature — ZombieB

  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.
• Bequeathal

  G

  Enchantment — AuraG

  Doom Cannon produces damage that can kill creatures, enabling Bequeathal's death-trigger or removal payoff.
• Kraven the Hunter

  1BG

  Legendary Creature — Human Warrior VillainBG

  Doom Cannon produces damage that can kill creatures, enabling Kraven the Hunter's death-trigger or removal payoff.
• Undead Sprinter

  BR

  Creature — ZombieBR

  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.
• Toshiro Umezawa

  1BB

  Legendary Creature — Human SamuraiB

  Doom Cannon produces damage that can kill creatures, enabling Toshiro Umezawa's death-trigger or removal payoff.
• Malicious Affliction

  BB

  InstantB

  Doom Cannon produces damage that can kill creatures, enabling Malicious Affliction's death-trigger or removal payoff.
• Timeline Culler

  BB

  Creature — Drix WarlockB

  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.
• Enduring Renewal

  2WW

  EnchantmentW

  Doom Cannon produces damage that can kill creatures, enabling Enduring Renewal's death-trigger or removal payoff.
• Glissa, the Traitor

  BGG

  Legendary Creature — Phyrexian Zombie ElfBG

  Doom Cannon produces damage that can kill creatures, enabling Glissa, the Traitor's death-trigger or removal payoff.
• Liliana, Heretical Healer // Liliana, Defiant Necromancer

  1BB

  Legendary Creature — Human Cleric // Legendary Planeswalker — LilianaB

  Doom Cannon produces damage that can kill creatures, enabling Liliana, Heretical Healer's death-trigger or removal payoff.
• Skullclamp

  1

  Artifact — EquipmentC

  Doom Cannon produces damage that can kill creatures, enabling Skullclamp's death-trigger or removal payoff.
• Ob Nixilis, Unshackled

  4BB

  Legendary Creature — DemonB

  Doom Cannon produces damage that can kill creatures, enabling Ob Nixilis, Unshackled's death-trigger or removal payoff.
• Assault Intercessor

  1WB

  Creature — Astartes WarriorBW

  Doom Cannon produces damage that can kill creatures, enabling Assault Intercessor's death-trigger or removal payoff.
• Tenacious Underdog

  1B

  Creature — Human WarriorB

  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.
• Sifa Grent

  3BR

  Legendary Planeswalker — SifaBR

  Doom Cannon produces damage that can kill creatures, enabling Sifa Grent's death-trigger or removal payoff.
• Skaab Ruinator

  1UU

  Creature — Zombie HorrorU

  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.
• Skin Invasion // Skin Shedder

  R

  Enchantment — Aura // Creature — Insect HorrorR

  Doom Cannon produces damage that can kill creatures, enabling Skin Invasion's death-trigger or removal payoff.
• Athreos, God of Passage

  1WB

  Legendary Enchantment Creature — GodBW

  Doom Cannon produces damage that can kill creatures, enabling Athreos, God of Passage's death-trigger or removal payoff.
• Squee, the Immortal

  1RR

  Legendary Creature — GoblinR

  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.
• Avarice Amulet

  4

  Artifact — EquipmentC

  Doom Cannon produces damage that can kill creatures, enabling Avarice Amulet's death-trigger or removal payoff.