Adarkar Valkyrie + Intruder Alarm + Glasspool Mimic

Adarkar Valkyrie
Intruder Alarm
Glasspool Mimic

Requires
Adarkar Valkyrie must be on the battlefield. Intruder Alarm must be on the battlefield. Glasspool Mimic // Glasspool Shore must be in hand. Adarkar Valkyrie does not have summoning sickness. You control at least one legendary creature. Mana needed: 2
Steps
  1. Activate Adarkar Valkyrie by tapping it, targeting any legendary creature you control.
  2. Cast Glasspool Mimic by paying 2, choosing to have it enter the battlefield as a copy of the legendary creature targeted in step 1.
  3. Put the legendary creature into your graveyard due to the legend rule.
  4. Adarkar Valkyrie and Intruder Alarm trigger.
  5. Resolve the Intruder Alarm trigger, untapping all creatures.
  6. Holding priority, activate Adarkar Valkyrie by tapping it, targeting Glasspool Mimic.
  7. Resolve the Adarkar Valkyrie trigger from step 4, returning the legendary creature to the battlefield from your graveyard.
  8. Put Glasspool Mimic into your graveyard due to the legend rule.
  9. Adarkar Valkyrie and Intruder Alarm trigger.
  10. Resolve the Intruder Alarm trigger, untapping all creatures.
  11. Holding priority, activate Adarkar Valkyrie by tapping it, targeting the legendary creature.
  12. Resolve the Adarkar Valkyrie trigger from step 9, returning Glasspool Mimic to the battlefield from your graveyard as a copy of the legendary creature.
  13. Repeat from step 3.
Results
Infinite death triggers. Infinite ETB. Infinite LTB. Infinite mana creatures you control can produce. Infinite untap of all creatures.

Merieke Ri Berit
0.11% of 1829 decks 2 decks
Creatures
Aphetto Alchemist
100% of 2 decks +99% synergy
Empress Galina
100% of 2 decks +99% synergy
Boggart Trawler
100% of 1 decks +96% synergy
Hydroelectric Specimen
100% of 1 decks +96% synergy
Witch Enchanter
100% of 1 decks +92% synergy
Barrin, Master Wizard
50% of 2 decks +50% synergy
Patron Wizard
50% of 2 decks +50% synergy
Ertai, Wizard Adept
50% of 2 decks +50% synergy
Norritt
50% of 2 decks +50% synergy
Robaran Mercenaries
50% of 2 decks +50% synergy
Willbreaker
50% of 2 decks +50% synergy
Callous Oppressor
50% of 2 decks +50% synergy
Forensic Researcher
50% of 2 decks +50% synergy
Beguiler of Wills
50% of 2 decks +50% synergy
Fatestitcher
50% of 2 decks +49% synergy
Royal Assassin
50% of 2 decks +49% synergy
Memnarch
50% of 2 decks +49% synergy
Aura Thief
50% of 2 decks +49% synergy
Ioreth of the Healing House
50% of 2 decks +49% synergy
Drumbellower
50% of 2 decks +49% synergy
Thalia, Heretic Cathar
50% of 2 decks +49% synergy
Thieving Skydiver
50% of 2 decks +49% synergy
Vizier of Tumbling Sands
50% of 2 decks +49% synergy
Nightmare Shepherd
50% of 2 decks +48% synergy
Agent of Treachery
50% of 2 decks +47% synergy
Thief of Sanity
50% of 2 decks +47% synergy
Hullbreaker Horror
50% of 2 decks +46% synergy
Hostage Taker
50% of 2 decks +46% synergy
Athreos, Shroud-Veiled
50% of 2 decks +46% synergy
Spark Double
50% of 2 decks +44% synergy
Soulherder
50% of 2 decks +44% synergy
Knight of the White Orchid
50% of 2 decks +42% synergy
Dauthi Voidwalker
50% of 2 decks +41% synergy
Baleful Strix
50% of 2 decks +27% synergy
Esper Sentinel
50% of 2 decks +21% synergy
Instants
Waterlogged Teachings
100% of 1 decks +95% synergy
Fell the Profane
100% of 1 decks +92% synergy
Sink into Stupor
100% of 1 decks +88% synergy
Dovin's Veto
100% of 2 decks +73% synergy
Counterspell
100% of 2 decks +57% synergy
Engulf the Shore
50% of 2 decks +50% synergy
Confound
50% of 2 decks +50% synergy
Insidious Will
50% of 2 decks +50% synergy
Energy Arc
50% of 2 decks +50% synergy
Run Away Together
50% of 2 decks +50% synergy
Sudden Spoiling
50% of 2 decks +50% synergy
Evacuation
50% of 2 decks +50% synergy
Reverse the Polarity
50% of 2 decks +49% synergy
Kabira Takedown
50% of 2 decks +49% synergy
Aetherize
50% of 2 decks +48% synergy
Dramatic Reversal
50% of 2 decks +47% synergy
Ghostly Flicker
50% of 2 decks +47% synergy
Render Silent
50% of 2 decks +46% synergy
Malakir Rebirth
50% of 2 decks +46% synergy
Ephemerate
50% of 2 decks +44% synergy
Force of Will
50% of 2 decks +37% synergy
Mana Drain
50% of 2 decks +32% synergy
Fierce Guardianship
50% of 2 decks +32% synergy
Negate
50% of 2 decks +31% synergy
Arcane Denial
50% of 2 decks +31% synergy
Brainstorm
50% of 2 decks +31% synergy
An Offer You Can't Refuse
50% of 2 decks +27% synergy
Swords to Plowshares
50% of 2 decks -19% synergy
Sorceries
Suppression Ray
100% of 1 decks +99% synergy
Bribery
100% of 2 decks +98% synergy
Whelming Wave
50% of 2 decks +50% synergy
River's Rebuke
50% of 2 decks +50% synergy
Blue Sun's Twilight
50% of 2 decks +49% synergy
Torment of Hailfire
50% of 2 decks +49% synergy
Ondu Inversion
50% of 2 decks +49% synergy
Raise the Palisade
50% of 2 decks +47% synergy
Sea Gate Restoration
50% of 2 decks +47% synergy
Fumigate
50% of 2 decks +46% synergy
Wrath of God
50% of 2 decks +44% synergy
Time Wipe
50% of 2 decks +41% synergy
Vindicate
50% of 2 decks +41% synergy
Farewell
50% of 2 decks +36% synergy
Supreme Verdict
50% of 2 decks +33% synergy
Utility Artifacts
Mask of Avacyn
50% of 2 decks +50% synergy
Magewright's Stone
50% of 2 decks +50% synergy
Unbender Tine
50% of 2 decks +50% synergy
Sting, the Glinting Dagger
50% of 2 decks +49% synergy
Staff of Domination
50% of 2 decks +49% synergy
Illusionist's Bracers
50% of 2 decks +49% synergy
Thousand-Year Elixir
50% of 2 decks +49% synergy
Isochron Scepter
50% of 2 decks +47% synergy
Conjurer's Closet
50% of 2 decks +47% synergy
Wayfarer's Bauble
50% of 2 decks +37% synergy
Skullclamp
50% of 2 decks +35% synergy
Swiftfoot Boots
50% of 2 decks +23% synergy
Enchantments
Pemmin's Aura
100% of 2 decks +99% synergy
Freed from the Real
100% of 2 decks +99% synergy
Glasswing Grace
100% of 1 decks +95% synergy
Rhystic Study
100% of 2 decks +64% synergy
Profane Procession
50% of 2 decks +50% synergy
Crab Umbra
50% of 2 decks +50% synergy
Kiora Bests the Sea God
50% of 2 decks +50% synergy
Retreat to Coralhelm
50% of 2 decks +49% synergy
Treachery
50% of 2 decks +49% synergy
Control Magic
50% of 2 decks +49% synergy
Dress Down
50% of 2 decks +47% synergy
Virtue of Persistence
50% of 2 decks +47% synergy
Authority of the Consuls
50% of 2 decks +43% synergy
Phyrexian Arena
50% of 2 decks +37% synergy
Blind Obedience
50% of 2 decks +37% synergy
Mystic Remora
50% of 2 decks +27% synergy
Planeswalkers
Aminatou, the Fateshifter
50% of 2 decks +47% synergy
Teferi, Time Raveler
50% of 2 decks +43% synergy
Utility Lands
Hall of the Bandit Lord
50% of 2 decks +49% synergy
Shambling Vent
50% of 2 decks +49% synergy
Celestial Colonnade
50% of 2 decks +49% synergy
Arcane Lighthouse
50% of 2 decks +49% synergy
Creeping Tar Pit
50% of 2 decks +48% synergy
Minamo, School at Water's Edge
50% of 2 decks +47% synergy
Field of the Dead
50% of 2 decks +46% synergy
Takenuma, Abandoned Mire
50% of 2 decks +42% synergy
Otawara, Soaring City
50% of 2 decks +32% synergy
Mana Artifacts
Arcane Signet
100% of 2 decks +13% synergy
Patriar's Seal
50% of 2 decks +49% synergy
Everflowing Chalice
50% of 2 decks +47% synergy
Mind Stone
50% of 2 decks +33% synergy
Commander's Sphere
50% of 2 decks +28% synergy
Thought Vessel
50% of 2 decks +27% synergy
Fellwar Stone
50% of 2 decks +13% synergy
Talisman of Progress
50% of 2 decks +12% synergy
Talisman of Hierarchy
50% of 2 decks +12% synergy
Dimir Signet
50% of 2 decks +11% synergy
Azorius Signet
50% of 2 decks +8% synergy
Orzhov Signet
50% of 2 decks +8% synergy
Talisman of Dominance
50% of 2 decks +7% synergy
Sol Ring
50% of 2 decks -40% synergy
Lands
Shipwreck Marsh
100% of 2 decks +79% synergy
Vault of Champions
100% of 2 decks +66% synergy
Marsh Flats
100% of 2 decks +65% synergy
Sea of Clouds
100% of 2 decks +63% synergy
Watery Grave
100% of 2 decks +52% synergy
Godless Shrine
100% of 2 decks +52% synergy
Hallowed Fountain
100% of 2 decks +51% synergy
Command Tower
100% of 2 decks +8% synergy
Reflecting Pool
50% of 2 decks +41% synergy
Hengegate Pathway
50% of 2 decks +41% synergy
Clearwater Pathway
50% of 2 decks +41% synergy
Brightclimb Pathway
50% of 2 decks +41% synergy
Underground Sea
50% of 2 decks +35% synergy
Tundra
50% of 2 decks +35% synergy
Scrubland
50% of 2 decks +35% synergy
Shattered Sanctum
50% of 2 decks +34% synergy
Orzhov Basilica
50% of 2 decks +33% synergy
Deserted Beach
50% of 2 decks +30% synergy
Drowned Catacomb
50% of 2 decks +24% synergy
Glacial Fortress
50% of 2 decks +21% synergy
Caves of Koilos
50% of 2 decks +19% synergy
Polluted Delta
50% of 2 decks +18% synergy
Flooded Strand
50% of 2 decks +17% synergy
Morphic Pool
50% of 2 decks +15% synergy
Exotic Orchard
50% of 2 decks -8% synergy