Confidence:StrongSolidPlausibleTentativeSpeculative

• Phyrexian Vindicator✓

  WWWW

  Creature — Phyrexian HorrorW

  Damage pair: both cards convert effects into damage. They stack in a damage-heavy deck; on their own they're a value engine, not a closed loop.
• Magma Pummeler

  XRR

  Creature — ElementalR

  Damage pair: both cards convert effects into damage. They stack in a damage-heavy deck; on their own they're a value engine, not a closed loop.
• Bloodline Recollector // Ancestral Craving

  1BB

  Creature — Vampire Warlock // InstantB

  Guilty Conscience can kill creatures (with damage or by shrinking them), enabling Bloodline Recollector's death-trigger or removal payoff.
• Chevill, Bane of Monsters

  BG

  Legendary Creature — Human RogueBG

  Guilty Conscience can kill creatures (with damage or by shrinking them), enabling Chevill, Bane of Monsters's death-trigger or removal payoff.
• Private Research

  U

  Enchantment — AuraU

  Guilty Conscience can kill creatures (with damage or by shrinking them), enabling Private Research's death-trigger or removal payoff.
• Frostcliff Siege

  1UR

  EnchantmentRU

  Both cards trigger on damage dealt — they fire together.
• Knuckles the Echidna

  2RR

  Legendary Creature — Echidna WarriorR

  Both cards trigger on damage dealt — they fire together.
• Sphere Grid

  1G

  EnchantmentG

  Both cards trigger on damage dealt — they fire together.
• Zagras, Thief of Heartbeats

  4BR

  Legendary Creature — Vampire RogueBR

  Both cards trigger on damage dealt — they fire together.
• Archivist of Gondor

  2U

  Creature — Human AdvisorU

  Both cards trigger on damage dealt — they fire together.
• Quest for the Gravelord

  B

  EnchantmentB

  Guilty Conscience can kill creatures (with damage or by shrinking them), enabling Quest for the Gravelord's death-trigger or removal payoff.
• Sygg, Wanderwine Wisdom // Sygg, Wanderbrine Shield

  1U

  Legendary Creature — Merfolk Wizard // Legendary Creature — Merfolk RogueUW

  Both cards trigger on damage dealt — they fire together.
• Goro-Goro and Satoru

  UBR

  Legendary Creature — Goblin HumanBRU

  Both cards trigger on damage dealt — they fire together.
• Bequeathal

  G

  Enchantment — AuraG

  Guilty Conscience can kill creatures (with damage or by shrinking them), enabling Bequeathal's death-trigger or removal payoff.
• Fblthp, Impossibly Lost

  1U

  Legendary Creature — HomunculusU

  Both cards trigger on damage dealt — they fire together.
• Kraven the Hunter

  1BG

  Legendary Creature — Human Warrior VillainBG

  Guilty Conscience can kill creatures (with damage or by shrinking them), enabling Kraven the Hunter's death-trigger or removal payoff.
• Kutzil, Malamet Exemplar

  1GW

  Legendary Creature — Cat WarriorGW

  Both cards trigger on damage dealt — they fire together.
• Kaust, Eyes of the Glade

  R/WG

  Legendary Creature — Dryad DetectiveGRW

  Both cards trigger on damage dealt — they fire together.
• Lagomos, Hand of Hatred

  1BR

  Legendary Creature — Human ShamanBR

  Guilty Conscience can kill creatures (with damage or by shrinking them), enabling Lagomos, Hand of Hatred's death-trigger or removal payoff.
• Enduring Renewal

  2WW

  EnchantmentW

  Guilty Conscience can kill creatures (with damage or by shrinking them), enabling Enduring Renewal's death-trigger or removal payoff.
• Kassandra, Eagle Bearer

  1RW

  Legendary Creature — Human Assassin WarriorRW

  Both cards trigger on damage dealt — they fire together.
• Oona's Blackguard

  1B

  Creature — Faerie RogueB

  Both cards trigger on damage dealt — they fire together.
• Hooded Blightfang

  2B

  Creature — SnakeB

  Both cards trigger on damage dealt — they fire together.
• Eater of Virtue

  1

  Legendary Artifact — EquipmentC

  Guilty Conscience can kill creatures (with damage or by shrinking them), enabling Eater of Virtue's death-trigger or removal payoff.
• Skullclamp

  1

  Artifact — EquipmentC

  Guilty Conscience can kill creatures (with damage or by shrinking them), enabling Skullclamp's death-trigger or removal payoff.