Mairsil, the Pretender + Blood Vassal + Endling + Lunar Avenger
Mairsil, the Pretender
Blood Vassal
Endling
Lunar Avenger
Requires
Mairsil, the Pretender must be on the battlefield.
Blood Vassal must be in exile.
Endling must be in exile.
Lunar Avenger must be in exile.
Mairsil does not have a +1/+1 counter on it.
Mana needed: 
Steps
- Activate Mairsil using Endling's third ability by paying , giving Mairsil undying until end of turn.
- Activate Mairsil using Blood Vassal's ability by sacrificing it, adding .
- Mairsil dies, triggering its undying ability, returning it from your graveyard to the battlefield with a +1/+1 counter on it.
- Activate Mairsil using Lunar Avenger's ability by removing a +1/+1 counter from it.
- Repeat.
Results
Infinite black mana. Infinite death triggers. Infinite ETB. Infinite LTB. Infinite sacrifice triggers.
Top Commanders (1)
Mairsil, the Pretender
0.19% of 1545 decks
3 decks
Creatures (50)
Horseshoe Crab
100% of 3 decks
+99% synergy
Omen Hawker
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+99% synergy
Asmodeus the Archfiend
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+99% synergy
Likeness Looter
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+97% synergy
Transplant Theorist
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+100% synergy
Workhorse
67% of 3 decks
+67% synergy
Cinderhaze Wretch
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+67% synergy
Sage of Hours
67% of 3 decks
+66% synergy
Crystalline Crawler
67% of 3 decks
+66% synergy
Anthroplasm
67% of 3 decks
+66% synergy
Grinning Ignus
67% of 3 decks
+66% synergy
Mirror-Mad Phantasm
67% of 3 decks
+66% synergy
Blood Pet
67% of 3 decks
+66% synergy
Pack Rat
67% of 3 decks
+66% synergy
Morphling
67% of 3 decks
+66% synergy
Triskelion
67% of 3 decks
+66% synergy
Deathbringer Thoctar
67% of 3 decks
+66% synergy
Quicksilver Elemental
67% of 3 decks
+66% synergy
Walking Ballista
67% of 3 decks
+66% synergy
Aetherling
67% of 3 decks
+66% synergy
Goro-Goro, Disciple of Ryusei
67% of 3 decks
+65% synergy
Urabrask the Hidden
67% of 3 decks
+65% synergy
Arcanis the Omnipotent
67% of 3 decks
+65% synergy
Thassa, Deep-Dwelling
67% of 3 decks
+62% synergy
Anger
67% of 3 decks
+58% synergy
Unctus, Grand Metatect
50% of 2 decks
+50% synergy
Drafna, Founder of Lat-Nam
50% of 2 decks
+50% synergy
Solphim, Mayhem Dominus
50% of 2 decks
+43% synergy
Blind Seer
33% of 3 decks
+33% synergy
Triskelavus
33% of 3 decks
+33% synergy
Overeager Apprentice
33% of 3 decks
+33% synergy
Dragon Egg
33% of 3 decks
+33% synergy
Cryptic Trilobite
33% of 3 decks
+33% synergy
Moonveil Regent
33% of 3 decks
+33% synergy
Hoarding Dragon
33% of 3 decks
+33% synergy
Kurkesh, Onakke Ancient
33% of 3 decks
+33% synergy
Carnifex Demon
33% of 3 decks
+33% synergy
Grand Architect
33% of 3 decks
+33% synergy
Patron of the Moon
33% of 3 decks
+33% synergy
Blighted Bat
33% of 3 decks
+33% synergy
Skyship Stalker
33% of 3 decks
+33% synergy
Soliton
33% of 3 decks
+33% synergy
Spikeshot Elder
33% of 3 decks
+33% synergy
Aphetto Alchemist
33% of 3 decks
+33% synergy
Skirge Familiar
33% of 3 decks
+33% synergy
Ovinomancer
33% of 3 decks
+33% synergy
Kairi, the Swirling Sky
33% of 3 decks
+33% synergy
Palladium Myr
33% of 3 decks
+33% synergy
Shauku, Endbringer
33% of 3 decks
+33% synergy
Pili-Pala
33% of 3 decks
+33% synergy
Instants (20)
Ghostly Flicker
100% of 3 decks
+93% synergy
Essence Flux
67% of 3 decks
+63% synergy
Negate
67% of 3 decks
+43% synergy
Counterspell
67% of 3 decks
+22% synergy
Hostile Negotiations
50% of 2 decks
+48% synergy
Argent Mutation
33% of 3 decks
+33% synergy
Forbid
33% of 3 decks
+33% synergy
Remand
33% of 3 decks
+33% synergy
Illusionist's Stratagem
33% of 3 decks
+32% synergy
Blur
33% of 3 decks
+32% synergy
Saw It Coming
33% of 3 decks
+32% synergy
Teferi's Time Twist
33% of 3 decks
+31% synergy
Planar Incision
33% of 3 decks
+31% synergy
Forbidden Alchemy
33% of 3 decks
+31% synergy
Dramatic Reversal
33% of 3 decks
+30% synergy
Displace
33% of 3 decks
+30% synergy
Entomb
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+27% synergy
Mana Drain
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Sorceries (12)
Diabolic Tutor
67% of 3 decks
+60% synergy
Gamble
67% of 3 decks
+57% synergy
Notion Rain
33% of 3 decks
+33% synergy
Strategic Planning
33% of 3 decks
+33% synergy
Tormenting Voice
33% of 3 decks
+32% synergy
Careful Study
33% of 3 decks
+32% synergy
Unmarked Grave
33% of 3 decks
+31% synergy
Dread Return
33% of 3 decks
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Grim Tutor
33% of 3 decks
+28% synergy
Whispering Madness
33% of 3 decks
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Demonic Tutor
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-16% synergy
Utility Artifacts (25)
Encroaching Mycosynth
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+99% synergy
Sting, the Glinting Dagger
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+100% synergy
Magistrate's Scepter
67% of 3 decks
+67% synergy
Heartstone
67% of 3 decks
+66% synergy
Staff of Domination
67% of 3 decks
+66% synergy
Conjurer's Closet
67% of 3 decks
+63% synergy
Thran Forge
33% of 3 decks
+33% synergy
Ashnod's Transmogrant
33% of 3 decks
+33% synergy
Ring of Three Wishes
33% of 3 decks
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Cauldron of Souls
33% of 3 decks
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Wizard's Spellbook
33% of 3 decks
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Liquimetal Coating
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Battlemage's Bracers
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Illusionist's Bracers
33% of 3 decks
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Crystal Shard
33% of 3 decks
+32% synergy
Time Sieve
33% of 3 decks
+32% synergy
Thousand-Year Elixir
33% of 3 decks
+32% synergy
Mirage Mirror
33% of 3 decks
+32% synergy
Unwinding Clock
33% of 3 decks
+32% synergy
Rings of Brighthearth
33% of 3 decks
+32% synergy
Nevinyrral's Disk
33% of 3 decks
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Mindcrank
33% of 3 decks
+31% synergy
Phyrexian Altar
33% of 3 decks
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Lithoform Engine
33% of 3 decks
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Wayfarer's Bauble
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Enchantments (8)
Rising of the Day
100% of 1 decks
+95% synergy
Training Grounds
67% of 3 decks
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Roar of Resistance
50% of 2 decks
+50% synergy
Ashling's Prerogative
33% of 3 decks
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Mass Hysteria
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Fervor
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Sneak Attack
33% of 3 decks
+27% synergy
Planeswalkers (6)
Teferi, Temporal Pilgrim
50% of 2 decks
+49% synergy
Vraska, Betrayal's Sting
50% of 2 decks
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Jace, Wielder of Mysteries
33% of 3 decks
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Nicol Bolas, Planeswalker
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Nicol Bolas, Dragon-God
33% of 3 decks
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Nicol Bolas, God-Pharaoh
33% of 3 decks
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Utility Lands (7)
Vault of Whispers
67% of 3 decks
+61% synergy
Great Furnace
67% of 3 decks
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Seat of the Synod
67% of 3 decks
+60% synergy
Sanctum of Eternity
33% of 3 decks
+33% synergy
Riptide Laboratory
33% of 3 decks
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Command Beacon
33% of 3 decks
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Rogue's Passage
33% of 3 decks
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Mana Artifacts (11)
Gilded Lotus
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Ventifact Bottle
67% of 3 decks
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Machine God's Effigy
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Nyx Lotus
33% of 3 decks
+33% synergy
Coveted Jewel
33% of 3 decks
+32% synergy
Liquimetal Torque
33% of 3 decks
+30% synergy
Izzet Signet
33% of 3 decks
-10% synergy
Rakdos Signet
33% of 3 decks
-12% synergy
Dimir Signet
33% of 3 decks
-14% synergy
Arcane Signet
33% of 3 decks
-54% synergy
Sol Ring
33% of 3 decks
-58% synergy
Lands (11)
Rakdos Carnarium
33% of 3 decks
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Dimir Aqueduct
33% of 3 decks
+17% synergy
Izzet Boilerworks
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Shivan Reef
33% of 3 decks
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Smoldering Marsh
33% of 3 decks
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Dragonskull Summit
33% of 3 decks
-6% synergy
Sulfur Falls
33% of 3 decks
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Sunken Hollow
33% of 3 decks
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Exotic Orchard
33% of 3 decks
-24% synergy
Crumbling Necropolis
33% of 3 decks
-25% synergy
Command Tower
33% of 3 decks
-58% synergy