Mairsil, the Pretender + Endling + Blood Pet + Triskelion

Mairsil, the Pretender
Endling
Blood Pet
Triskelion

Requires
Mairsil, the Pretender must be on the battlefield. Endling must be in exile. Blood Pet must be in exile. Triskelion must be in exile. Mairsil does not have a +1/+1 counter on it. Mana needed:
Steps
  1. Activate Mairsil using Endling's third ability by paying , giving Mairsil undying until end of turn.
  2. Activate Mairsil using Blood Pet's ability by sacrificing it, adding .
  3. Mairsil dies, triggering its undying ability, returning it from your graveyard to the battlefield with a +1/+1 counter on it.
  4. Activate Mairsil using Triskelion's ability by removing a +1/+1 counter from it, dealing 1 damage to any target.
  5. Repeat.
Results
Infinite damage. Infinite death triggers. Infinite ETB. Infinite LTB. Infinite sacrifice triggers.

Mairsil, the Pretender
5.54% of 1552 decks 86 decks
High Synergy Cards
Aetherling
97% of 86 decks +96% synergy
Quicksilver Elemental
85% of 86 decks +84% synergy
Torchling
80% of 86 decks +80% synergy
Asmodeus the Archfiend
80% of 84 decks +79% synergy
Nevinyrral's Disk
80% of 86 decks +79% synergy
Arcanis the Omnipotent
79% of 86 decks +77% synergy
Horseshoe Crab
77% of 86 decks +76% synergy
Gilded Lotus
79% of 86 decks +75% synergy
Blood Vassal
72% of 86 decks +72% synergy
Anger
78% of 86 decks +69% synergy
Top Cards
Faithless Looting
81% of 86 decks +61% synergy
Oriq Loremage
69% of 85 decks +69% synergy
Cavern Harpy
69% of 86 decks +68% synergy
Frantic Search
65% of 86 decks +51% synergy
Buried Alive
63% of 86 decks +59% synergy
Hateflayer
60% of 86 decks +60% synergy
Pendant of Prosperity
59% of 86 decks +59% synergy
Tree of Perdition
59% of 86 decks +59% synergy
Staff of Domination
57% of 86 decks +56% synergy
Essence Flux
56% of 86 decks +52% synergy
Creatures
Spikeshot Elder
42% of 86 decks +42% synergy
Mirror-Mad Phantasm
40% of 86 decks +39% synergy
Anthroplasm
38% of 86 decks +38% synergy
Deathbringer Thoctar
38% of 86 decks +38% synergy
Sage of Hours
36% of 86 decks +36% synergy
Pack Rat
36% of 86 decks +34% synergy
Cinderhaze Wretch
35% of 86 decks +35% synergy
Crystalline Crawler
35% of 86 decks +35% synergy
Jace's Archivist
35% of 86 decks +28% synergy
Pili-Pala
34% of 86 decks +33% synergy
Ulamog's Dreadsire
33% of 9 decks +33% synergy
Morphling
33% of 86 decks +32% synergy
Walking Ballista
33% of 86 decks +32% synergy
Ovinomancer
31% of 86 decks +31% synergy
Shauku, Endbringer
30% of 86 decks +30% synergy
Cephalid Inkshrouder
28% of 86 decks +28% synergy
Soliton
27% of 86 decks +27% synergy
Mercurial Chemister
27% of 86 decks +26% synergy
Arco-Flagellant
23% of 61 decks +23% synergy
Minion of Leshrac
22% of 86 decks +22% synergy
Goro-Goro, Disciple of Ryusei
21% of 80 decks +20% synergy
Nightscape Familiar
20% of 86 decks -6% synergy
Blighted Bat
19% of 86 decks +18% synergy
Argivian Avenger
18% of 55 decks +18% synergy
Thassa, Deep-Dwelling
18% of 85 decks +14% synergy
Thassa's Oracle
18% of 85 decks +9% synergy
Argent Sphinx
17% of 86 decks +17% synergy
Avatar of Woe
17% of 86 decks +17% synergy
Spark Double
17% of 86 decks +9% synergy
Notion Thief
16% of 86 decks +7% synergy
Likeness Looter
16% of 25 decks +14% synergy
Deadeye Navigator
15% of 86 decks +13% synergy
Death Cultist
14% of 86 decks +14% synergy
Laboratory Maniac
14% of 86 decks +12% synergy
Skyship Stalker
13% of 86 decks +13% synergy
Magus of the Wheel
13% of 86 decks +5% synergy
Skirge Familiar
12% of 86 decks +11% synergy
Azami, Lady of Scrolls
12% of 86 decks +9% synergy
Displacer Kitten
11% of 76 decks +7% synergy
Amaranthine Wall
10% of 86 decks +10% synergy
Magus of the Bazaar
10% of 86 decks +10% synergy
Chainer, Dementia Master
10% of 86 decks +10% synergy
Myr Propagator
9% of 86 decks +9% synergy
Grinning Ignus
9% of 86 decks +9% synergy
Sakashima of a Thousand Faces
8% of 85 decks +5% synergy
Pestilent Souleater
8% of 86 decks +8% synergy
Farmstead Gleaner
8% of 86 decks +8% synergy
Dralnu, Lich Lord
8% of 86 decks +8% synergy
Eater of the Dead
8% of 86 decks +8% synergy
Necrotic Ooze
8% of 86 decks +8% synergy
Instants
Thrill of Possibility
51% of 86 decks +43% synergy
Counterspell
51% of 86 decks +7% synergy
Ghostly Flicker
50% of 86 decks +43% synergy
Fact or Fiction
49% of 86 decks +37% synergy
Planar Incision
45% of 80 decks +43% synergy
Negate
44% of 86 decks +20% synergy
Entomb
40% of 86 decks +33% synergy
Blur
34% of 76 decks +33% synergy
Teferi's Time Twist
29% of 86 decks +27% synergy
Forbidden Alchemy
27% of 86 decks +25% synergy
Dispel
27% of 86 decks +23% synergy
Chaos Warp
24% of 86 decks -17% synergy
Terminate
22% of 86 decks -6% synergy
Izzet Charm
21% of 86 decks +18% synergy
Hostile Negotiations
20% of 55 decks +19% synergy
Thirst for Knowledge
20% of 86 decks +17% synergy
Arcane Denial
20% of 86 decks -8% synergy
Thought Scour
17% of 86 decks +15% synergy
Cyclonic Rift
17% of 86 decks -11% synergy
Demand Answers
16% of 19 decks +13% synergy
Maestros Charm
15% of 79 decks +10% synergy
Reality Shift
15% of 86 decks +8% synergy
Rakdos Charm
15% of 86 decks -0% synergy
Vampiric Tutor
14% of 86 decks -5% synergy
Deflecting Swat
13% of 85 decks -3% synergy
Brainstorm
13% of 86 decks -7% synergy
Bedevil
13% of 86 decks -9% synergy
An Offer You Can't Refuse
13% of 79 decks -9% synergy
Stubborn Denial
12% of 86 decks +10% synergy
Displace
12% of 86 decks +9% synergy
Evacuation
12% of 86 decks +8% synergy
Opt
10% of 86 decks +5% synergy
Swan Song
10% of 86 decks -7% synergy
Consider
10% of 81 decks +4% synergy
Flame of Anor
10% of 31 decks +3% synergy
Malakir Rebirth
9% of 85 decks +3% synergy
Fierce Guardianship
9% of 85 decks -9% synergy
Ancient Excavation
9% of 86 decks +9% synergy
Force of Will
9% of 86 decks -2% synergy
Mana Drain
9% of 86 decks -7% synergy
Dark Ritual
9% of 86 decks -20% synergy
Otherworldly Gaze
9% of 81 decks +8% synergy
Price of Fame
8% of 86 decks +8% synergy
Mystical Tutor
8% of 86 decks -7% synergy
Saw It Coming
7% of 85 decks +6% synergy
Into the Roil
7% of 86 decks +6% synergy
Force of Negation
7% of 86 decks -2% synergy
Jwari Disruption
6% of 85 decks +5% synergy
Resculpt
6% of 85 decks +3% synergy
Dispersal Shield
6% of 86 decks +6% synergy
Sorceries
Cathartic Reunion
50% of 86 decks +48% synergy
Unmarked Grave
47% of 85 decks +45% synergy
Windfall
42% of 86 decks +18% synergy
Blasphemous Act
42% of 86 decks -7% synergy
Final Parting
34% of 86 decks +33% synergy
Feed the Swarm
27% of 85 decks -9% synergy
Lively Dirge
27% of 15 decks +24% synergy
Reckless Handling
25% of 36 decks +24% synergy
Ransack the Lab
23% of 86 decks +23% synergy
Tormenting Voice
23% of 86 decks +22% synergy
Gamble
23% of 86 decks +14% synergy
Treasure Cruise
22% of 86 decks +18% synergy
Insatiable Avarice
21% of 14 decks +16% synergy
Whispering Madness
21% of 86 decks +14% synergy
Strategic Planning
20% of 86 decks +19% synergy
Vandalblast
19% of 86 decks +0% synergy
Demonic Tutor
19% of 86 decks -6% synergy
Careful Study
17% of 86 decks +16% synergy
Notion Rain
16% of 86 decks +16% synergy
Diabolic Tutor
16% of 86 decks +11% synergy
Pieces of the Puzzle
12% of 86 decks +12% synergy
By Force
12% of 86 decks +11% synergy
Compulsive Research
12% of 86 decks +11% synergy
Quasiduplicate
12% of 86 decks +11% synergy
Chain Reaction
10% of 86 decks +7% synergy
Toxic Deluge
10% of 86 decks -9% synergy
Consuming Tide
10% of 80 decks +9% synergy
Massacre
9% of 86 decks +9% synergy
Dread Return
9% of 86 decks +6% synergy
Pyroclasm
8% of 86 decks +8% synergy
Grim Tutor
8% of 86 decks +3% synergy
Ponder
8% of 86 decks -3% synergy
Irenicus's Vile Duplication
8% of 76 decks +5% synergy
Fervent Mastery
7% of 85 decks +7% synergy
Languish
7% of 86 decks +4% synergy
Profane Tutor
6% of 85 decks +0% synergy
Decree of Pain
6% of 86 decks -1% synergy
Damnation
6% of 86 decks -5% synergy
Utility Artifacts
Thousand-Year Elixir
33% of 86 decks +31% synergy
Swiftfoot Boots
28% of 86 decks +2% synergy
Conjurer's Closet
24% of 86 decks +21% synergy
The Enigma Jewel
22% of 23 decks +21% synergy
The One Ring
21% of 39 decks +6% synergy
Lightning Greaves
20% of 86 decks -10% synergy
Mirage Mirror
19% of 86 decks +17% synergy
Collector's Vault
13% of 23 decks +12% synergy
Crystal Shard
13% of 86 decks +12% synergy
Agatha's Soul Cauldron
11% of 27 decks +9% synergy
Netherborn Altar
11% of 85 decks +10% synergy
Magistrate's Scepter
9% of 86 decks +9% synergy
Wayfarer's Bauble
9% of 86 decks -9% synergy
Battlemage's Bracers
8% of 85 decks +8% synergy
Heartstone
8% of 86 decks +8% synergy
Illusionist's Bracers
8% of 86 decks +7% synergy
Rings of Brighthearth
7% of 86 decks +6% synergy
Encroaching Mycosynth
6% of 47 decks +5% synergy
Cauldron of Souls
6% of 86 decks +6% synergy
Trading Post
6% of 86 decks +3% synergy
Phyrexian Altar
6% of 86 decks +2% synergy
Campfire
5% of 76 decks +5% synergy
Wand of Wonder
5% of 76 decks +3% synergy
Enchantments
Rising of the Day
24% of 33 decks +20% synergy
Candlekeep Sage
21% of 76 decks +21% synergy
Mystic Remora
17% of 86 decks +1% synergy
Rhystic Study
15% of 86 decks -12% synergy
Training Grounds
10% of 86 decks +10% synergy
Bitter Reunion
10% of 58 decks +10% synergy
Fervor
9% of 86 decks +8% synergy
Propaganda
8% of 86 decks -4% synergy
Planeswalkers
Ashiok, Dream Render
15% of 86 decks +12% synergy
Narset, Parter of Veils
10% of 86 decks +6% synergy
Jace, Wielder of Mysteries
9% of 86 decks +8% synergy
Vraska, Betrayal's Sting
9% of 47 decks +7% synergy
Utility Lands
Riptide Laboratory
45% of 86 decks +42% synergy
Command Beacon
19% of 86 decks +14% synergy
Desolate Lighthouse
19% of 86 decks +12% synergy
Bojuka Bog
19% of 86 decks -7% synergy
Reliquary Tower
14% of 86 decks -20% synergy
Geier Reach Sanitarium
13% of 86 decks +6% synergy
Flamekin Village
10% of 86 decks +10% synergy
Sanctum of Eternity
10% of 86 decks +10% synergy
Great Furnace
10% of 86 decks +5% synergy
Vault of Whispers
9% of 86 decks +3% synergy
Seat of the Synod
9% of 86 decks +3% synergy
Temple of the False God
8% of 86 decks -2% synergy
Minamo, School at Water's Edge
6% of 86 decks +3% synergy
Mana Artifacts
Arcane Signet
87% of 86 decks -1% synergy
Sol Ring
87% of 86 decks -4% synergy
Izzet Signet
63% of 86 decks +22% synergy
Dimir Signet
63% of 86 decks +18% synergy
Rakdos Signet
55% of 86 decks +12% synergy
Fellwar Stone
49% of 86 decks +13% synergy
Talisman of Creativity
48% of 86 decks +3% synergy
Talisman of Dominance
38% of 86 decks -9% synergy
Talisman of Indulgence
30% of 86 decks -10% synergy
Commander's Sphere
28% of 86 decks +1% synergy
Mind Stone
26% of 86 decks +9% synergy
Basalt Monolith
24% of 86 decks +22% synergy
Coveted Jewel
23% of 86 decks +22% synergy
Patriar's Seal
18% of 76 decks +18% synergy
Relic of Sauron
17% of 29 decks -9% synergy
Ventifact Bottle
9% of 86 decks +9% synergy
Chromatic Lantern
7% of 86 decks -11% synergy
Staff of Compleation
7% of 46 decks +6% synergy
Mana Crypt
6% of 86 decks -6% synergy
Thought Vessel
6% of 86 decks -13% synergy
Lands
Command Tower
87% of 86 decks -5% synergy
Exotic Orchard
72% of 86 decks +15% synergy
Crumbling Necropolis
62% of 86 decks +3% synergy
Sunken Hollow
56% of 86 decks +14% synergy
Smoldering Marsh
52% of 86 decks +14% synergy
Shivan Reef
43% of 86 decks +15% synergy
Evolving Wilds
41% of 86 decks +13% synergy
Terramorphic Expanse
40% of 86 decks +16% synergy
Sulfur Falls
33% of 86 decks -9% synergy
Xander's Lounge
30% of 79 decks -14% synergy
Steam Vents
29% of 86 decks -15% synergy
Underground River
27% of 86 decks +2% synergy
Drowned Catacomb
27% of 86 decks -12% synergy
Blood Crypt
27% of 86 decks -17% synergy
Watery Grave
27% of 86 decks -18% synergy
Maestros Theater
27% of 79 decks +12% synergy
Dragonskull Summit
26% of 86 decks -16% synergy
Dimir Aqueduct
22% of 86 decks +7% synergy
Morphic Pool
22% of 86 decks -13% synergy
Training Center
21% of 85 decks -14% synergy
Sulfurous Springs
21% of 86 decks -3% synergy
Bloodstained Mire
21% of 86 decks -10% synergy
Scalding Tarn
21% of 86 decks -10% synergy
Luxury Suite
21% of 86 decks -14% synergy
Temple of Deceit
20% of 86 decks +4% synergy
Polluted Delta
20% of 86 decks -10% synergy
Darkwater Catacombs
19% of 86 decks +6% synergy
Temple of Epiphany
19% of 86 decks +1% synergy
Rakdos Carnarium
17% of 86 decks +3% synergy
Izzet Boilerworks
17% of 86 decks +2% synergy
Thundering Falls
17% of 18 decks +3% synergy
Raucous Theater
17% of 18 decks +2% synergy
Undercity Sewers
17% of 18 decks +1% synergy
Path of Ancestry
16% of 86 decks -16% synergy
Ash Barrens
15% of 86 decks +10% synergy
Dismal Backwater
15% of 86 decks +8% synergy
Swiftwater Cliffs
15% of 86 decks +8% synergy
Temple of Malice
15% of 86 decks +1% synergy
River of Tears
14% of 86 decks +12% synergy
Mana Confluence
14% of 86 decks +2% synergy
City of Brass
14% of 86 decks +0% synergy
Bloodfell Caves
13% of 86 decks +8% synergy
Choked Estuary
13% of 86 decks -5% synergy
Haunted Ridge
12% of 81 decks -8% synergy
Shadowblood Ridge
12% of 86 decks +1% synergy
Foreboding Ruins
12% of 86 decks -9% synergy
Stormcarved Coast
11% of 80 decks -11% synergy
Shipwreck Marsh
11% of 81 decks -14% synergy
Frostboil Snarl
11% of 85 decks -3% synergy
Misty Rainforest
10% of 86 decks +0% synergy