Confidence:StrongSolidPlausibleTentativeSpeculative

• Elspeth, Storm Slayer

  3WW

  Legendary Planeswalker — ElspethW

  One card multiplies the tokens the other creates — a token doubler pointed at a steady token source.
• Ruinous Waterbending

  1BB

  Sorcery — LessonB

  Both cards trigger when a creature dies — they fire together.
• Haunted One

  2B

  Legendary Enchantment — BackgroundB

  Both cards trigger when a creature dies — they fire together.
• Sothera, the Supervoid

  2BB

  Legendary EnchantmentB

  Both cards trigger when a creature dies — they fire together.
• Chandra, Torch of Defiance

  2RR

  Legendary Planeswalker — ChandraR

  Chandra, Torch of Defiance produces damage that can kill creatures, enabling Genestealer Patriarch's death-trigger or removal payoff.
• Scavenger Regent // Exude Toxin

  3BXBB

  Creature — Dragon // Sorcery — OmenB

  Scavenger Regent produces damage that can kill creatures, enabling Genestealer Patriarch's death-trigger or removal payoff.
• Chevill, Bane of Monsters

  BG

  Legendary Creature — Human RogueBG

  Both cards trigger when a creature dies — they fire together.
• Minsc & Boo, Timeless Heroes

  2RG

  Legendary Planeswalker — MinscGR

  Minsc & Boo, Timeless Heroes produces damage that can kill creatures, enabling Genestealer Patriarch's death-trigger or removal payoff.
• Elesh Norn, Grand Cenobite

  5WW

  Legendary Creature — Phyrexian PraetorW

  Elesh Norn, Grand Cenobite produces damage that can kill creatures, enabling Genestealer Patriarch's death-trigger or removal payoff.
• Nicol Bolas, the Ravager // Nicol Bolas, the Arisen

  1UBR

  Legendary Creature — Elder Dragon // Legendary Planeswalker — BolasBRU

  Nicol Bolas, the Ravager produces damage that can kill creatures, enabling Genestealer Patriarch's death-trigger or removal payoff.
• Sarkhan's Unsealing

  3R

  EnchantmentR

  Sarkhan's Unsealing produces damage that can kill creatures, enabling Genestealer Patriarch's death-trigger or removal payoff.
• Wrenn and Six

  RG

  Legendary Planeswalker — WrennGR

  Wrenn and Six produces damage that can kill creatures, enabling Genestealer Patriarch's death-trigger or removal payoff.
• Chandra, Flameshaper

  5RR

  Legendary Planeswalker — ChandraR

  Chandra, Flameshaper produces damage that can kill creatures, enabling Genestealer Patriarch's death-trigger or removal payoff.
• Chandra's Defeat

  R

  InstantR

  Chandra's Defeat produces damage that can kill creatures, enabling Genestealer Patriarch's death-trigger or removal payoff.
• Ugin, the Spirit Dragon

  8

  Legendary Planeswalker — UginC

  Ugin, the Spirit Dragon produces damage that can kill creatures, enabling Genestealer Patriarch's death-trigger or removal payoff.
• Lavabrink Floodgates

  3R

  ArtifactR

  Lavabrink Floodgates produces damage that can kill creatures, enabling Genestealer Patriarch's death-trigger or removal payoff.
• Form of the Dragon

  4RRR

  EnchantmentR

  Form of the Dragon produces damage that can kill creatures, enabling Genestealer Patriarch's death-trigger or removal payoff.
• Chandra, Hope's Beacon

  4RR

  Legendary Planeswalker — ChandraR

  Chandra, Hope's Beacon produces damage that can kill creatures, enabling Genestealer Patriarch's death-trigger or removal payoff.
• Hammerfist Giant

  4RR

  Creature — Giant WarriorR

  Hammerfist Giant produces damage that can kill creatures, enabling Genestealer Patriarch's death-trigger or removal payoff.
• Dragonback Assault

  3GUR

  EnchantmentGRU

  Dragonback Assault produces damage that can kill creatures, enabling Genestealer Patriarch's death-trigger or removal payoff.
• Hateful Eidolon

  B

  Enchantment Creature — SpiritB

  Both cards trigger when a creature dies — they fire together.
• Chandra, Pyromaster

  2RR

  Legendary Planeswalker — ChandraR

  Chandra, Pyromaster produces damage that can kill creatures, enabling Genestealer Patriarch's death-trigger or removal payoff.
• The Meathook Massacre

  XBB

  Legendary EnchantmentB

  Both cards trigger when a creature dies — they fire together.
• Nahiri, Storm of Stone

  2R/WR/W

  Legendary Planeswalker — NahiriRW

  Nahiri, Storm of Stone produces damage that can kill creatures, enabling Genestealer Patriarch's death-trigger or removal payoff.
• Omnath, Locus of Rage

  3RRGG

  Legendary Creature — ElementalGR

  Both cards trigger when a creature dies — they fire together.

• Completes Bushmeat Poacher × Tolarian Kraken

  Untap loop: each card untaps the other, generating arbitrary activations or mana. The pair can't keep the loop going alone — this card supplies the missing piece.

  Show cards
• Completes Tolarian Kraken × Cirith Ungol Patrol

  Untap loop: each card untaps the other, generating arbitrary activations or mana. The pair can't keep the loop going alone — this card supplies the missing piece.

  Show cards
• Completes Thraxodemon × Tolarian Kraken

  Untap loop: each card untaps the other, generating arbitrary activations or mana. The pair can't keep the loop going alone — this card supplies the missing piece.

  Show cards
• Completes Shadowheart, Dark Justiciar × Tolarian Kraken

  Untap loop: each card untaps the other, generating arbitrary activations or mana. The pair can't keep the loop going alone — this card supplies the missing piece.

  Show cards
• Completes Gravespawn Sovereign × Grimgrin, Corpse-Born

  Untap loop: each card untaps the other, generating arbitrary activations or mana. The pair can't keep the loop going alone — this card supplies the missing piece.

  Show cards
• Completes Grimgrin, Corpse-Born × Cryptic Gateway

  Untap loop: each card untaps the other, generating arbitrary activations or mana. The pair can't keep the loop going alone — this card supplies the missing piece.

  Show cards
• Completes Ayara, First of Locthwain × Tolarian Kraken

  Untap loop: each card untaps the other, generating arbitrary activations or mana. The pair can't keep the loop going alone — this card supplies the missing piece.

  Show cards
• Completes Geralf, Visionary Stitcher × Thornbite Staff

  Untap loop: each card untaps the other, generating arbitrary activations or mana. The pair can't keep the loop going alone — this card supplies the missing piece.

  Show cards
• Completes Mikaeus, the Unhallowed × Grimgrin, Corpse-Born

  Death replacement: a death-replacement effect on one card lets the other survive lethal events. The pair can't keep the loop going alone — this card supplies the missing piece.

  Show cards
• Completes Qarsi High Priest × Disciple of the Ring

  Untap loop: each card untaps the other, generating arbitrary activations or mana. The pair can't keep the loop going alone — this card supplies the missing piece.

  Show cards
• Completes Jalira, Master Polymorphist × Thornbite Staff

  Untap loop: each card untaps the other, generating arbitrary activations or mana. The pair can't keep the loop going alone — this card supplies the missing piece.

  Show cards
• Completes Sphinx's Herald × Thornbite Staff

  Untap loop: each card untaps the other, generating arbitrary activations or mana. The pair can't keep the loop going alone — this card supplies the missing piece.

  Show cards
• Completes Viscerid Drone × Thornbite Staff

  Untap loop: each card untaps the other, generating arbitrary activations or mana. The pair can't keep the loop going alone — this card supplies the missing piece.

  Show cards
• Completes Prime Speaker Vannifar × Thornbite Staff

  Untap loop: each card untaps the other, generating arbitrary activations or mana. The pair can't keep the loop going alone — this card supplies the missing piece.

  Show cards
• Completes Purple Pentapus × Marjhan

  Untap loop: each card untaps the other, generating arbitrary activations or mana. The pair can't keep the loop going alone — this card supplies the missing piece.

  Show cards
• Completes Marjhan × Cryptic Gateway

  Untap loop: each card untaps the other, generating arbitrary activations or mana. The pair can't keep the loop going alone — this card supplies the missing piece.

  Show cards
• Completes Purple Pentapus × Grimgrin, Corpse-Born

  Untap loop: each card untaps the other, generating arbitrary activations or mana. The pair can't keep the loop going alone — this card supplies the missing piece.

  Show cards
• Completes Eladamri, Korvecdal × Grimgrin, Corpse-Born

  Untap loop: each card untaps the other, generating arbitrary activations or mana. The pair can't keep the loop going alone — this card supplies the missing piece.

  Show cards