Confidence:StrongSolidPlausibleTentativeSpeculative

• Paradox Engine

  5

  Legendary 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.
• Hematite Talisman

  2

  ArtifactC

  Untap loop: each side can untap what the other taps — a genuine mutual refresh engine.
• Lapis Lazuli Talisman

  2

  ArtifactC

  Untap loop: each side can untap what the other taps — a genuine mutual refresh engine.
• Malachite Talisman

  2

  ArtifactC

  Untap loop: each side can untap what the other taps — a genuine mutual refresh engine.
• Nacre Talisman

  2

  ArtifactC

  Untap loop: each side can untap what the other taps — a genuine mutual refresh engine.
• Onyx Talisman

  2

  ArtifactC

  Untap loop: each side can untap what the other taps — a genuine mutual refresh engine.
• Intellectual Offering

  4U

  InstantU

  Intellectual Offering untaps all (or many) permanents, refreshing Ark of Hunger's tap activation.
• Unstoppable Plan

  2U

  EnchantmentU

  Unstoppable Plan untaps all (or many) permanents, refreshing Ark of Hunger's tap activation.
• Seedborn Muse

  3GG

  Creature — SpiritG

  Seedborn Muse untaps all (or many) permanents, refreshing Ark of Hunger's tap activation.
• Unwinding Clock

  4

  ArtifactC

  Unwinding Clock untaps all (or many) permanents, refreshing Ark of Hunger's tap activation.
• Dramatic Reversal

  1U

  InstantU

  Dramatic Reversal untaps all (or many) permanents, refreshing Ark of Hunger's tap activation.
• Blinkmoth Infusion

  12UU

  InstantU

  Blinkmoth Infusion untaps all (or many) permanents, refreshing Ark of Hunger's tap activation.
• Baron Helmut Zemo

  BBB

  Legendary Creature — Human Noble VillainB

  Ark of Hunger lets you cast/play from the graveyard, enabling Baron Helmut Zemo's recursion loop.
• Song of Creation

  1GUR

  EnchantmentGRU

  Ark of Hunger lets you cast/play from the graveyard, enabling Song of Creation's recursion loop.
• Runaway Steam-Kin

  1R

  Creature — ElementalR

  Ark of Hunger lets you cast/play from the graveyard, enabling Runaway Steam-Kin's recursion loop.
• Shanid, Sleepers' Scourge

  1RWB

  Legendary Creature — Human KnightBRW

  Ark of Hunger lets you cast/play from the graveyard, enabling Shanid, Sleepers' Scourge's recursion loop.
• Quintorius Kand

  3RW

  Legendary Planeswalker — QuintoriusRW

  Ark of Hunger lets you cast/play from the graveyard, enabling Quintorius Kand's recursion loop.
• Hydro-Man, Fluid Felon

  UU

  Legendary Creature — Elemental VillainU

  Ark of Hunger lets you cast/play from the graveyard, enabling Hydro-Man, Fluid Felon's recursion loop.
• Lavinia, Foil to Conspiracy

  1W/UW/U

  Legendary Creature — Human DetectiveUW

  Ark of Hunger lets you cast/play from the graveyard, enabling Lavinia, Foil to Conspiracy's recursion loop.
• Chandra, Dressed to Kill

  1RR

  Legendary Planeswalker — ChandraR

  Ark of Hunger lets you cast/play from the graveyard, enabling Chandra, Dressed to Kill's recursion loop.
• Jodah, the Unifier

  WUBRG

  Legendary Creature — Human WizardBGRUW

  Ark of Hunger lets you cast/play from the graveyard, enabling Jodah, the Unifier's recursion loop.
• Ramos, Dragon Engine

  6

  Legendary Artifact Creature — DragonBGRUW

  Ark of Hunger lets you cast/play from the graveyard, enabling Ramos, Dragon Engine's recursion loop.
• Aetherflux Reservoir

  4

  ArtifactC

  Ark of Hunger lets you cast/play from the graveyard, enabling Aetherflux Reservoir's recursion loop.
• Malicious Affliction

  BB

  InstantB

  Ark of Hunger lets you cast/play from the graveyard, enabling Malicious Affliction's recursion loop.
• Stella Lee, Wild Card

  1UR

  Legendary Creature — Human RogueRU

  Ark of Hunger lets you cast/play from the graveyard, enabling Stella Lee, Wild Card's recursion loop.