Mairsil, the Pretender + Quicksilver Elemental + Nyx Lotus + Morphling

Mairsil, the Pretender
Quicksilver Elemental
Nyx Lotus
Morphling

Requires
Mairsil, the Pretender must be on the battlefield. Quicksilver Elemental must be in exile. Nyx Lotus must be in exile. Morphling must be in exile. Mairsil does not have summoning sickness. Your devotion to blue is at least three.
Steps
  1. Activate Mairsil using Nyx Lotus' ability by tapping it, adding at least .
  2. Activate Mairsil using Morphling's first ability by paying , untapping it.
  3. Activate Mairsil using Quicksilver Elemental's ability by paying , causing it to gain all activated abilities of itself until end of turn.
  4. Repeat.
Results
Infinite mana among colors with which you have devotion.

Mairsil, the Pretender
0.20% of 1532 decks 3 decks
Creatures
Cinderhaze Wretch
100% of 3 decks +100% synergy
Hateflayer
100% of 3 decks +100% synergy
Tree of Perdition
100% of 3 decks +99% synergy
Asmodeus the Archfiend
100% of 3 decks +99% synergy
Aetherling
100% of 3 decks +99% synergy
Witch-king of Angmar
100% of 1 decks +92% synergy
Blood Vassal
67% of 3 decks +67% synergy
Anthroplasm
67% of 3 decks +67% synergy
Crystalline Crawler
67% of 3 decks +67% synergy
Horseshoe Crab
67% of 3 decks +66% synergy
Endling
67% of 3 decks +66% synergy
Torchling
67% of 3 decks +66% synergy
Walking Ballista
67% of 3 decks +66% synergy
Pack Rat
67% of 3 decks +65% synergy
Arcanis the Omnipotent
67% of 3 decks +65% synergy
Deadeye Navigator
67% of 3 decks +65% synergy
Thassa, Deep-Dwelling
67% of 3 decks +63% synergy
Anger
67% of 3 decks +57% synergy
Arco-Flagellant
50% of 2 decks +50% synergy
Blockade Runner
33% of 3 decks +33% synergy
Lunar Avenger
33% of 3 decks +33% synergy
Marrow Bats
33% of 3 decks +33% synergy
Mist Dragon
33% of 3 decks +33% synergy
Darkling Stalker
33% of 3 decks +33% synergy
Survivor of the Unseen
33% of 3 decks +33% synergy
Living Wall
33% of 3 decks +33% synergy
Trespassing Souleater
33% of 3 decks +33% synergy
Sentinel
33% of 3 decks +33% synergy
Triskelavus
33% of 3 decks +33% synergy
Earsplitting Rats
33% of 3 decks +33% synergy
Horror of the Dim
33% of 3 decks +33% synergy
Overeager Apprentice
33% of 3 decks +33% synergy
Prognostic Sphinx
33% of 3 decks +33% synergy
Cryptic Trilobite
33% of 3 decks +33% synergy
Vector Asp
33% of 3 decks +33% synergy
Workhorse
33% of 3 decks +33% synergy
Deepwood Ghoul
33% of 3 decks +33% synergy
Shriekdiver
33% of 3 decks +33% synergy
Jodah's Avenger
33% of 3 decks +33% synergy
Carnifex Demon
33% of 3 decks +33% synergy
Mischievous Poltergeist
33% of 3 decks +33% synergy
Myr Propagator
33% of 3 decks +33% synergy
Farmstead Gleaner
33% of 3 decks +33% synergy
Pestilent Souleater
33% of 3 decks +33% synergy
Patron of the Moon
33% of 3 decks +33% synergy
Amaranthine Wall
33% of 3 decks +33% synergy
Sage of Hours
33% of 3 decks +33% synergy
Magus of the Bazaar
33% of 3 decks +33% synergy
Blighted Bat
33% of 3 decks +33% synergy
Grinning Ignus
33% of 3 decks +33% synergy
Instants
Ghostly Flicker
67% of 3 decks +60% synergy
Mana Drain
67% of 3 decks +50% synergy
Mental Note
33% of 3 decks +33% synergy
Forbid
33% of 3 decks +33% synergy
Remand
33% of 3 decks +33% synergy
Thirst for Discovery
33% of 3 decks +33% synergy
Saw It Coming
33% of 3 decks +32% synergy
Stubborn Denial
33% of 3 decks +32% synergy
Siren's Ruse
33% of 3 decks +31% synergy
Thought Scour
33% of 3 decks +31% synergy
Thirst for Knowledge
33% of 3 decks +31% synergy
Essence Flux
33% of 3 decks +30% synergy
Consider
33% of 3 decks +28% synergy
Entomb
33% of 3 decks +27% synergy
Pact of Negation
33% of 3 decks +25% synergy
Fact or Fiction
33% of 3 decks +21% synergy
An Offer You Can't Refuse
33% of 3 decks +12% synergy
Negate
33% of 3 decks +10% synergy
Chaos Warp
33% of 3 decks -8% synergy
Counterspell
33% of 3 decks -11% synergy
Sorceries
Lively Dirge
100% of 1 decks +98% synergy
Lórien Revealed
100% of 1 decks +97% synergy
Final Parting
33% of 3 decks +32% synergy
Unmarked Grave
33% of 3 decks +31% synergy
Painful Truths
33% of 3 decks +30% synergy
Buried Alive
33% of 3 decks +29% synergy
Grim Tutor
33% of 3 decks +28% synergy
Diabolic Tutor
33% of 3 decks +28% synergy
Gamble
33% of 3 decks +24% synergy
Damnation
33% of 3 decks +22% synergy
Vandalblast
33% of 3 decks +15% synergy
Faithless Looting
33% of 3 decks +13% synergy
Demonic Tutor
33% of 3 decks +9% synergy
Feed the Swarm
33% of 3 decks -3% synergy
Blasphemous Act
33% of 3 decks -16% synergy
Utility Artifacts
Staff of Domination
100% of 3 decks +99% synergy
Conjurer's Closet
100% of 3 decks +96% synergy
Cauldron of Souls
67% of 3 decks +66% synergy
Thousand-Year Elixir
67% of 3 decks +65% synergy
Nevinyrral's Disk
67% of 3 decks +65% synergy
Book of Rass
33% of 3 decks +33% synergy
Magistrate's Scepter
33% of 3 decks +33% synergy
Ring of Three Wishes
33% of 3 decks +33% synergy
Heartstone
33% of 3 decks +33% synergy
Pendant of Prosperity
33% of 3 decks +33% synergy
Blade of Selves
33% of 3 decks +29% synergy
Phyrexian Altar
33% of 3 decks +29% synergy
Wayfarer's Bauble
33% of 3 decks +14% synergy
Swiftfoot Boots
33% of 3 decks +7% synergy
Lightning Greaves
33% of 3 decks +3% synergy
Enchantments
Bitter Reunion
100% of 1 decks +99% synergy
Freed from the Real
67% of 3 decks +66% synergy
Pemmin's Aura
33% of 3 decks +33% synergy
Mass Hysteria
33% of 3 decks +33% synergy
Mirror Mockery
33% of 3 decks +33% synergy
Training Grounds
33% of 3 decks +33% synergy
Fervor
33% of 3 decks +32% synergy
Endless Evil
33% of 3 decks +32% synergy
Extravagant Replication
33% of 3 decks +29% synergy
Sneak Attack
33% of 3 decks +27% synergy
Planeswalkers
Jace, Wielder of Mysteries
33% of 3 decks +32% synergy
Utility Lands
Arena of Glory
100% of 1 decks +94% synergy
Flamekin Village
33% of 3 decks +33% synergy
Sanctum of Eternity
33% of 3 decks +33% synergy
Hanweir Battlements
33% of 3 decks +33% synergy
Cephalid Coliseum
33% of 3 decks +32% synergy
Riptide Laboratory
33% of 3 decks +30% synergy
Vault of Whispers
33% of 3 decks +27% synergy
Great Furnace
33% of 3 decks +27% synergy
Seat of the Synod
33% of 3 decks +27% synergy
Desolate Lighthouse
33% of 3 decks +26% synergy
Mana Artifacts
Gilded Lotus
100% of 3 decks +95% synergy
Relic of Sauron
100% of 1 decks +73% synergy
Ventifact Bottle
33% of 3 decks +33% synergy
Star Compass
33% of 3 decks +33% synergy
Commander's Sphere
33% of 3 decks +7% synergy
Talisman of Indulgence
33% of 3 decks -7% synergy
Izzet Signet
33% of 3 decks -8% synergy
Dimir Signet
33% of 3 decks -11% synergy
Talisman of Creativity
33% of 3 decks -12% synergy
Talisman of Dominance
33% of 3 decks -13% synergy
Arcane Signet
33% of 3 decks -55% synergy
Lands
Thundering Falls
100% of 1 decks +86% synergy
Raucous Theater
100% of 1 decks +85% synergy
Undercity Sewers
100% of 1 decks +84% synergy
Seething Landscape
100% of 1 decks +60% synergy
Blood Crypt
67% of 3 decks +23% synergy
Steam Vents
67% of 3 decks +22% synergy
Xander's Lounge
67% of 3 decks +22% synergy
Watery Grave
67% of 3 decks +21% synergy
Fetid Pools
33% of 3 decks +29% synergy
Drossforge Bridge
33% of 3 decks +28% synergy
Mistvault Bridge
33% of 3 decks +28% synergy
Silverbluff Bridge
33% of 3 decks +28% synergy
Fabled Passage
33% of 3 decks +25% synergy
Flooded Strand
33% of 3 decks +24% synergy
Misty Rainforest
33% of 3 decks +23% synergy
Marsh Flats
33% of 3 decks +23% synergy
Rakdos Carnarium
33% of 3 decks +19% synergy
Izzet Boilerworks
33% of 3 decks +18% synergy
Dimir Aqueduct
33% of 3 decks +18% synergy
Sulfurous Springs
33% of 3 decks +9% synergy
Underground River
33% of 3 decks +9% synergy
Shivan Reef
33% of 3 decks +5% synergy
Polluted Delta
33% of 3 decks +3% synergy
Bloodstained Mire
33% of 3 decks +3% synergy
Scalding Tarn
33% of 3 decks +2% synergy
Luxury Suite
33% of 3 decks -1% synergy
Morphic Pool
33% of 3 decks -1% synergy
Smoldering Marsh
33% of 3 decks -5% synergy
Sunken Hollow
33% of 3 decks -8% synergy
Crumbling Necropolis
33% of 3 decks -25% synergy
Command Tower
33% of 3 decks -59% synergy