Confidence:StrongSolidPlausibleTentativeSpeculative

• Tamiyo, Compleated Sage

  2GG/U/PU

  Legendary Planeswalker — TamiyoGU

  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.
• Tradewind Rider

  3U

  Creature — SpiritU

  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.
• Meanders Guide

  2W

  Creature — Merfolk ScoutW

  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.
• U.S.S. Farragut, Bold Explorer

  6

  Legendary Artifact — SpacecraftC

  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.
• Deep Space 9

  9

  Legendary Artifact — SpacecraftC

  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.
• Rescue Skiff

  5W

  Artifact — SpacecraftW

  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.
• Cryptic Gateway

  5

  ArtifactC

  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.
• Hazel of the Rootbloom

  2BG

  Legendary Creature — Squirrel DruidBG

  Karrthus, Tyrant of Jund untaps all (or many) permanents, refreshing Hazel of the Rootbloom's tap activation.
• Minsc & Boo, Timeless Heroes

  2RG

  Legendary Planeswalker — MinscGR

  Karrthus, Tyrant of Jund temporarily takes control of an opponent's creature, and Minsc & Boo, Timeless Heroes sacrifices it — the opponent loses the permanent for good.
• Mask of the Mimic

  U

  InstantU

  Karrthus, Tyrant of Jund temporarily takes control of an opponent's creature, and Mask of the Mimic sacrifices it — the opponent loses the permanent for good.
• My Precious // Allure of Power

  31B

  Legendary Artifact — Equipment // Instant — AdventureB

  Karrthus, Tyrant of Jund temporarily takes control of an opponent's creature, and My Precious sacrifices it — the opponent loses the permanent for good.
• Kethek, Crucible Goliath

  2BR

  Legendary Creature — Phyrexian BeastBR

  Karrthus, Tyrant of Jund temporarily takes control of an opponent's creature, and Kethek, Crucible Goliath sacrifices it — the opponent loses the permanent for good.
• Grimgrin, Corpse-Born

  3UB

  Legendary Creature — Zombie WarriorBU

  Karrthus, Tyrant of Jund temporarily takes control of an opponent's creature, and Grimgrin, Corpse-Born sacrifices it — the opponent loses the permanent for good.
• Ultimate Nullification

  4W

  SorceryW

  Karrthus, Tyrant of Jund temporarily takes control of an opponent's creature, and Ultimate Nullification sacrifices it — the opponent loses the permanent for good.
• Fiend Artisan

  B/GB/G

  Creature — NightmareBG

  Karrthus, Tyrant of Jund temporarily takes control of an opponent's creature, and Fiend Artisan sacrifices it — the opponent loses the permanent for good.
• Ob Nixilis of the Black Oath

  3BB

  Legendary Planeswalker — NixilisB

  Karrthus, Tyrant of Jund temporarily takes control of an opponent's creature, and Ob Nixilis of the Black Oath sacrifices it — the opponent loses the permanent for good.
• Louisoix's Sacrifice

  U

  InstantU

  Karrthus, Tyrant of Jund temporarily takes control of an opponent's creature, and Louisoix's Sacrifice sacrifices it — the opponent loses the permanent for good.
• Zimone and Dina

  BGU

  Legendary Creature — Human DryadBGU

  Karrthus, Tyrant of Jund temporarily takes control of an opponent's creature, and Zimone and Dina sacrifices it — the opponent loses the permanent for good.
• Rinoa, Angel Wing

  2W

  Legendary Creature — Human Rebel WarlockW

  Recursion engine: one card can reanimate repeatedly (an activated ability, or a return that comes back once a turn), and the other is a creature worth bringing back again and again — or a creature you recast from your graveyard beside a sacrifice outlet that doesn't pay for the recast. Real, repeatable value — not an infinite loop on its own.
• Out of the Tombs

  2B

  EnchantmentB

  Recursion engine: one card can reanimate repeatedly (an activated ability, or a return that comes back once a turn), and the other is a creature worth bringing back again and again — or a creature you recast from your graveyard beside a sacrifice outlet that doesn't pay for the recast. Real, repeatable value — not an infinite loop on its own.
• Vivien on the Hunt

  4GG

  Legendary Planeswalker — VivienG

  Karrthus, Tyrant of Jund temporarily takes control of an opponent's creature, and Vivien on the Hunt sacrifices it — the opponent loses the permanent for good.
• Illicit Masquerade

  3B

  EnchantmentB

  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.
• Garruk Relentless // Garruk, the Veil-Cursed

  3G

  Legendary Planeswalker — Garruk // Legendary Planeswalker — GarrukBG

  Karrthus, Tyrant of Jund temporarily takes control of an opponent's creature, and Garruk Relentless sacrifices it — the opponent loses the permanent for good.
• Avatar Kyoshi, Earthbender

  5GGG

  Legendary Creature — Human AvatarG

  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.
• Neoform

  GU

  SorceryGU

  Karrthus, Tyrant of Jund temporarily takes control of an opponent's creature, and Neoform sacrifices it — the opponent loses the permanent for good.