Confidence:StrongSolidPlausibleTentativeSpeculative

• Freed from the Real✓

  2U

  Enchantment — AuraU

  Untap loop: each side can untap what the other taps — a genuine mutual refresh engine.
• Pemmin's Aura✓

  1UU

  Enchantment — AuraU

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

  1R

  Creature — Goblin RogueR

  Paradise Mantle is a free spell, so Fugitive Codebreaker's cast trigger fires for nothing.
• Copperhorn Scout

  G

  Creature — Elf ScoutG

  Copperhorn Scout untaps all (or many) permanents, refreshing Paradise Mantle's tap activation.
• White Plume Adventurer

  2W

  Creature — Orc ClericW

  White Plume Adventurer untaps all (or many) permanents, refreshing Paradise Mantle's tap activation.
• Emberheart Challenger

  1R

  Creature — Mouse WarriorR

  Paradise Mantle is a free spell, so Emberheart Challenger's cast trigger fires for nothing.
• Drake Hatcher

  1U

  Creature — Human WizardU

  Paradise Mantle is a free spell, so Drake Hatcher's cast trigger fires for nothing.
• Variable Chaser // Arc of Fortune

  2U2U

  Creature — Human Wizard // SorceryU

  Paradise Mantle is a free spell, so Variable Chaser's cast trigger fires for nothing.
• Veteran Beastrider

  1GW

  Creature — Human KnightGW

  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.
• The Thirteenth Doctor

  1GU

  Legendary Creature — Time Lord DoctorGU

  The Thirteenth Doctor untaps all (or many) permanents, refreshing Paradise Mantle's tap activation.
• Harmonic Prodigy

  1R

  Creature — Human WizardR

  Paradise Mantle is a free spell, so Harmonic Prodigy's cast trigger fires for nothing.
• Sokka, Tenacious Tactician

  1URW

  Legendary Creature — Human Warrior AllyRUW

  Paradise Mantle is a free spell, so Sokka, Tenacious Tactician's cast trigger fires for nothing.
• Monastery Swiftspear

  R

  Creature — Human MonkR

  Paradise Mantle is a free spell, so Monastery Swiftspear's cast trigger fires for nothing.
• Drumbellower

  2W

  Creature — SpiritW

  Drumbellower untaps all (or many) permanents, refreshing Paradise Mantle's tap activation.
• Plargg, Dean of Chaos // Augusta, Dean of Order

  1R2W

  Legendary Creature — Orc Shaman // Legendary Creature — Human ClericRW

  Plargg, Dean of Chaos untaps all (or many) permanents, refreshing Paradise Mantle's tap activation.
• Stormcatch Mentor

  UR

  Creature — Otter WizardRU

  Paradise Mantle is a free spell, so Stormcatch Mentor's cast trigger fires for nothing.
• Samut, Voice of Dissent

  3RG

  Legendary Creature — Human WarriorGRW

  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.
• Intruder Alarm✓

  2U

  EnchantmentU

  Intruder Alarm untaps all (or many) permanents, refreshing Paradise Mantle's tap activation.
• Master Pakku

  1U

  Legendary Creature — Human Advisor AllyU

  Paradise Mantle is a free spell, so Master Pakku's cast trigger fires for nothing.
• Voyage Home

  5WU

  SorceryUW

  Paradise Mantle is a free artifact, so Voyage Home's affinity cost drops the moment it is on the battlefield.
• Intellectual Offering

  4U

  InstantU

  Intellectual Offering untaps all (or many) permanents, refreshing Paradise Mantle's tap activation.
• Eris, Roar of the Storm

  8UR

  Legendary Creature — Elemental WarlockRU

  Paradise Mantle is a free spell, so Eris, Roar of the Storm's cast trigger fires for nothing.
• Dazzling Theater // Prop Room

  3W2W

  Enchantment — Room // Enchantment — RoomW

  Dazzling Theater untaps all (or many) permanents, refreshing Paradise Mantle's tap activation.
• Mutinous Massacre

  3BBRR

  SorceryBR

  Mutinous Massacre untaps all (or many) permanents, refreshing Paradise Mantle's tap activation.
• Monica Rambeau // Photon, Living Light

  2W2RWW

  Legendary Creature — Human Hero // Legendary Creature — Elemental HeroRW

  Paradise Mantle is a free spell, so Monica Rambeau's cast trigger fires for nothing.