Mairsil, the Pretender + Quicksilver Elemental + Nyx Lotus + Horseshoe Crab

Mairsil, the Pretender
Quicksilver Elemental
Nyx Lotus
Horseshoe Crab

Requires
Mairsil, the Pretender must be on the battlefield. Quicksilver Elemental must be in exile. Nyx Lotus must be in exile. Horseshoe Crab 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 Horseshoe Crab's 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
0.32% of 1568 decks 5 decks
New Cards
Marvin, Murderous Mimic
100% of 2 decks +99% synergy
High Synergy Cards
Endling
100% of 5 decks +100% synergy
Asmodeus the Archfiend
100% of 5 decks +99% synergy
Aetherling
100% of 5 decks +99% synergy
Staff of Domination
100% of 5 decks +99% synergy
Nevinyrral's Disk
100% of 5 decks +99% synergy
Anger
100% of 5 decks +90% synergy
Hateflayer
80% of 5 decks +80% synergy
Torchling
80% of 5 decks +80% synergy
Tree of Perdition
80% of 5 decks +79% synergy
Oriq Loremage
80% of 5 decks +79% synergy
Top Cards
Arcanis the Omnipotent
80% of 5 decks +78% synergy
Buried Alive
80% of 5 decks +76% synergy
Gilded Lotus
80% of 5 decks +76% synergy
Ghostly Flicker
80% of 5 decks +74% synergy
Creatures
Necrotic Ooze
60% of 5 decks +60% synergy
Pack Rat
60% of 5 decks +58% synergy
Blood Vassal
40% of 5 decks +40% synergy
Cinderhaze Wretch
40% of 5 decks +40% synergy
Sage of Hours
40% of 5 decks +40% synergy
Anthroplasm
40% of 5 decks +40% synergy
Grinning Ignus
40% of 5 decks +40% synergy
Spikeshot Elder
40% of 5 decks +40% synergy
Ovinomancer
40% of 5 decks +40% synergy
Cephalid Inkshrouder
40% of 5 decks +40% synergy
Mirror-Mad Phantasm
40% of 5 decks +40% synergy
Blood Pet
40% of 5 decks +40% synergy
Morphling
40% of 5 decks +40% synergy
Triskelion
40% of 5 decks +40% synergy
Cavern Harpy
40% of 5 decks +40% synergy
Heartless Hidetsugu
40% of 5 decks +40% synergy
Walking Ballista
40% of 5 decks +39% synergy
Azami, Lady of Scrolls
40% of 5 decks +38% synergy
Rona, Herald of Invasion
33% of 3 decks +32% synergy
Arco-Flagellant
25% of 4 decks +25% synergy
Omen Hawker
25% of 4 decks +24% synergy
Voldaren Thrillseeker
25% of 4 decks +24% synergy
Solphim, Mayhem Dominus
25% of 4 decks +19% synergy
Lunar Avenger
20% of 5 decks +20% synergy
Quicksilver Dragon
20% of 5 decks +20% synergy
Triskelavus
20% of 5 decks +20% synergy
Diplomatic Escort
20% of 5 decks +20% synergy
Overeager Apprentice
20% of 5 decks +20% synergy
Cryptic Trilobite
20% of 5 decks +20% synergy
Workhorse
20% of 5 decks +20% synergy
Dominating Licid
20% of 5 decks +20% synergy
Fleshwrither
20% of 5 decks +20% synergy
Carnifex Demon
20% of 5 decks +20% synergy
Myr Propagator
20% of 5 decks +20% synergy
Pestilent Souleater
20% of 5 decks +20% synergy
Knacksaw Clique
20% of 5 decks +20% synergy
Grand Architect
20% of 5 decks +20% synergy
Skyship Stalker
20% of 5 decks +20% synergy
Magus of the Bazaar
20% of 5 decks +20% synergy
Kozilek, the Great Distortion
20% of 5 decks +20% synergy
Crystalline Crawler
20% of 5 decks +20% synergy
Dralnu, Lich Lord
20% of 5 decks +20% synergy
Skithiryx, the Blight Dragon
20% of 5 decks +20% synergy
Memnarch
20% of 5 decks +20% synergy
Skirge Familiar
20% of 5 decks +20% synergy
Minion of Leshrac
20% of 5 decks +20% synergy
Eater of the Dead
20% of 5 decks +20% synergy
Shauku, Endbringer
20% of 5 decks +20% synergy
Pili-Pala
20% of 5 decks +20% synergy
Avatar of Woe
20% of 5 decks +20% synergy
Instants
Counterspell
60% of 5 decks +15% synergy
Planar Incision
40% of 5 decks +38% synergy
Thirst for Knowledge
40% of 5 decks +38% synergy
Essence Flux
40% of 5 decks +37% synergy
Dispel
40% of 5 decks +36% synergy
Entomb
40% of 5 decks +34% synergy
Thrill of Possibility
40% of 5 decks +32% synergy
Frantic Search
40% of 5 decks +26% synergy
Rakdos Charm
40% of 5 decks +25% synergy
Flare of Denial
33% of 3 decks +31% synergy
Demand Answers
33% of 3 decks +31% synergy
Flame of Anor
33% of 3 decks +27% synergy
Sauron's Ransom
33% of 3 decks +27% synergy
Hostile Negotiations
25% of 4 decks +24% synergy
Desperate Ravings
20% of 5 decks +20% synergy
Hydroblast
20% of 5 decks +20% synergy
Forbid
20% of 5 decks +20% synergy
Ancient Excavation
20% of 5 decks +20% synergy
Remand
20% of 5 decks +20% synergy
Tainted Indulgence
20% of 5 decks +19% synergy
Saw It Coming
20% of 5 decks +19% synergy
Teferi's Time Twist
20% of 5 decks +18% synergy
Thought Scour
20% of 5 decks +18% synergy
Intuition
20% of 5 decks +18% synergy
Forbidden Alchemy
20% of 5 decks +18% synergy
March of Swirling Mist
20% of 5 decks +18% synergy
Lim-Dûl's Vault
20% of 5 decks +17% synergy
Spell Pierce
20% of 5 decks +16% synergy
Crosis's Charm
20% of 5 decks +16% synergy
Red Elemental Blast
20% of 5 decks +15% synergy
Consider
20% of 5 decks +14% synergy
Fact or Fiction
20% of 5 decks +8% synergy
Mana Drain
20% of 5 decks +4% synergy
Brainstorm
20% of 5 decks +1% synergy
An Offer You Can't Refuse
20% of 5 decks -2% synergy
Negate
20% of 5 decks -4% synergy
Arcane Denial
20% of 5 decks -8% synergy
Terminate
20% of 5 decks -8% synergy
Chaos Warp
20% of 5 decks -21% synergy
Sorceries
Faithless Looting
60% of 5 decks +40% synergy
Splash Portal
50% of 2 decks +48% synergy
Fervent Mastery
40% of 5 decks +40% synergy
Consuming Tide
40% of 5 decks +39% synergy
Unmarked Grave
40% of 5 decks +38% synergy
Dread Return
40% of 5 decks +37% synergy
Gamble
40% of 5 decks +31% synergy
Windfall
40% of 5 decks +16% synergy
Shenanigans
20% of 5 decks +20% synergy
Devastation Tide
20% of 5 decks +19% synergy
Final Parting
20% of 5 decks +19% synergy
Necromantic Selection
20% of 5 decks +19% synergy
Careful Study
20% of 5 decks +19% synergy
Cathartic Reunion
20% of 5 decks +18% synergy
Burning Inquiry
20% of 5 decks +17% synergy
Treasure Cruise
20% of 5 decks +16% synergy
Grim Tutor
20% of 5 decks +15% synergy
Diabolic Tutor
20% of 5 decks +14% synergy
Dark Deal
20% of 5 decks +13% synergy
Reanimate
20% of 5 decks -1% synergy
Demonic Tutor
20% of 5 decks -4% synergy
Blasphemous Act
20% of 5 decks -29% synergy
Utility Artifacts
Pendant of Prosperity
60% of 5 decks +59% synergy
Thousand-Year Elixir
60% of 5 decks +59% synergy
Heartstone
40% of 5 decks +40% synergy
Cauldron of Souls
40% of 5 decks +40% synergy
Moonsilver Key
40% of 5 decks +39% synergy
Conjurer's Closet
40% of 5 decks +37% synergy
Phyrexian Altar
40% of 5 decks +36% synergy
The Everflowing Well
33% of 3 decks +32% synergy
Collector's Vault
33% of 3 decks +32% synergy
Agatha's Soul Cauldron
33% of 3 decks +32% synergy
Brass's Tunnel-Grinder
33% of 3 decks +31% synergy
The One Ring
25% of 4 decks +10% synergy
Magistrate's Scepter
20% of 5 decks +20% synergy
Ring of Three Wishes
20% of 5 decks +20% synergy
Magewright's Stone
20% of 5 decks +20% synergy
Battlemage's Bracers
20% of 5 decks +20% synergy
Crystal Shard
20% of 5 decks +19% synergy
Robe of the Archmagi
20% of 5 decks +19% synergy
Rings of Brighthearth
20% of 5 decks +19% synergy
Sensei's Divining Top
20% of 5 decks +16% synergy
Swiftfoot Boots
20% of 5 decks -6% synergy
Lightning Greaves
20% of 5 decks -10% synergy
Enchantments
Training Grounds
60% of 5 decks +59% synergy
Freed from the Real
40% of 5 decks +39% synergy
Ripples of Undeath
33% of 3 decks +32% synergy
Rising of the Day
33% of 3 decks +29% synergy
Bludgeon Brawl
20% of 5 decks +20% synergy
Ashling's Prerogative
20% of 5 decks +20% synergy
Mass Hysteria
20% of 5 decks +20% synergy
Planar Chaos
20% of 5 decks +20% synergy
Candlekeep Sage
20% of 5 decks +20% synergy
Fervor
20% of 5 decks +19% synergy
Search for Azcanta
20% of 5 decks +19% synergy
Sneak Attack
20% of 5 decks +14% synergy
Planeswalkers
Jace, Wielder of Mysteries
20% of 5 decks +19% synergy
Narset, Parter of Veils
20% of 5 decks +16% synergy
Utility Lands
Riptide Laboratory
40% of 5 decks +36% synergy
Cephalid Coliseum
20% of 5 decks +18% synergy
Minamo, School at Water's Edge
20% of 5 decks +17% synergy
Field of Ruin
20% of 5 decks +16% synergy
Desolate Lighthouse
20% of 5 decks +13% synergy
Geier Reach Sanitarium
20% of 5 decks +13% synergy
Mana Artifacts
Arcane Signet
80% of 5 decks -8% synergy
Sol Ring
80% of 5 decks -11% synergy
Izzet Signet
60% of 5 decks +20% synergy
Dimir Signet
60% of 5 decks +16% synergy
Coveted Jewel
40% of 5 decks +39% synergy
Dreamstone Hedron
40% of 5 decks +39% synergy
Fellwar Stone
40% of 5 decks +5% synergy
Rakdos Signet
40% of 5 decks -2% synergy
Talisman of Creativity
40% of 5 decks -5% synergy
Talisman of Dominance
40% of 5 decks -7% synergy
Ventifact Bottle
20% of 5 decks +20% synergy
Prismatic Geoscope
20% of 5 decks +20% synergy
Patriar's Seal
20% of 5 decks +19% synergy
Chromatic Orrery
20% of 5 decks +19% synergy
Basalt Monolith
20% of 5 decks +17% synergy
Thran Dynamo
20% of 5 decks +14% synergy
Commander's Sphere
20% of 5 decks -6% synergy
Talisman of Indulgence
20% of 5 decks -20% synergy
Lands
Command Tower
80% of 5 decks -12% synergy
Exotic Orchard
60% of 5 decks +3% synergy
Bloodfell Caves
40% of 5 decks +35% synergy
Temple of Epiphany
40% of 5 decks +23% synergy
Sunken Hollow
40% of 5 decks -2% synergy
Crumbling Necropolis
40% of 5 decks -19% synergy
Thundering Falls
33% of 3 decks +20% synergy
Raucous Theater
33% of 3 decks +19% synergy
Undercity Sewers
33% of 3 decks +18% synergy
Vivid Marsh
20% of 5 decks +19% synergy
Sulfurous Mire
20% of 5 decks +19% synergy
Ice Tunnel
20% of 5 decks +19% synergy
Volatile Fjord
20% of 5 decks +19% synergy
Jwar Isle Refuge
20% of 5 decks +19% synergy
Tainted Peak
20% of 5 decks +16% synergy
Tainted Isle
20% of 5 decks +16% synergy
Dismal Backwater
20% of 5 decks +13% synergy
Swiftwater Cliffs
20% of 5 decks +13% synergy
Riverglide Pathway
20% of 5 decks +11% synergy
Shadowblood Ridge
20% of 5 decks +9% synergy
Darkwater Catacombs
20% of 5 decks +7% synergy
Temple of Malice
20% of 5 decks +6% synergy
Rakdos Carnarium
20% of 5 decks +6% synergy
Izzet Boilerworks
20% of 5 decks +5% synergy
Dimir Aqueduct
20% of 5 decks +5% synergy
Temple of Deceit
20% of 5 decks +5% synergy
Underground River
20% of 5 decks -5% synergy
Shivan Reef
20% of 5 decks -8% synergy
Polluted Delta
20% of 5 decks -11% synergy
Bloodstained Mire
20% of 5 decks -11% synergy
Scalding Tarn
20% of 5 decks -11% synergy
Luxury Suite
20% of 5 decks -14% synergy
Morphic Pool
20% of 5 decks -14% synergy
Training Center
20% of 5 decks -15% synergy
Smoldering Marsh
20% of 5 decks -19% synergy
Drowned Catacomb
20% of 5 decks -20% synergy
Dragonskull Summit
20% of 5 decks -22% synergy
Sulfur Falls
20% of 5 decks -23% synergy
Xander's Lounge
20% of 5 decks -24% synergy
Blood Crypt
20% of 5 decks -24% synergy
Steam Vents
20% of 5 decks -24% synergy
Watery Grave
20% of 5 decks -25% synergy