Mairsil, the Pretender
Endling
Cauldron of Souls
Blood Pet
Thousand-Year Elixir

   Prerequisites

What do I need to start this combo?
Mairsil and Thousand-Year Elixir on the battlefield.
All other permanents in exile.

   Steps

How does this combo work?
1
Activate Mairsil using Cauldron of Souls' ability by tapping it, giving itself persist until end of turn.
2
Activate Mairsil using Blood Pet's ability by sacrificing it, adding .
3
When Mairsil dies, its persist ability triggers, returning it from your graveyard to the battlefield with a -1/-1 counter on it.
4
Activate Mairsil using Endling's third ability by paying , giving Mairsil undying until end of turn.
5
Activate Mairsil using Blood Pet's ability by sacrificing it, adding .
6
When Mairsil dies, its undying ability triggers, returning it from your graveyard to the battlefield with a +1/+1 counter on it.
7
Repeat.

   Results

What do I get from this combo?
Infinite black mana
Infinite death triggers
Infinite ETB
Infinite LTB
Infinite sacrifice triggers
Mana Sculpt
60%inclusion3 decks5 decks
Echocasting Symposium
20%inclusion1 decks5 decks
Turbulent Springs
20%inclusion1 decks5 decks
Prismari Charm
20%inclusion1 decks5 decks
High Synergy Cards
Horseshoe Crab
100%inclusion9 decks9 decks
Blood Vassal
89%inclusion8 decks9 decks
Hateflayer
89%inclusion8 decks9 decks
Quicksilver Elemental
89%inclusion8 decks9 decks
Aetherling
89%inclusion8 decks9 decks
Oriq Loremage
89%inclusion8 decks9 decks
Nevinyrral's Disk
89%inclusion8 decks9 decks
Anger
89%inclusion8 decks9 decks
Asmodeus the Archfiend
78%inclusion7 decks9 decks
Arcanis the Omnipotent
78%inclusion7 decks9 decks
Top Cards
Buried Alive
78%inclusion7 decks9 decks
Cinderhaze Wretch
67%inclusion6 decks9 decks
Crystalline Crawler
67%inclusion6 decks9 decks
Pili-Pala
67%inclusion6 decks9 decks
Triskelion
67%inclusion6 decks9 decks
Torchling
67%inclusion6 decks9 decks
Pendant of Prosperity
67%inclusion6 decks9 decks
Staff of Domination
67%inclusion6 decks9 decks
Tree of Perdition
67%inclusion6 decks9 decks
Argent Sphinx
56%inclusion5 decks9 decks
Game Changers
Intuition
44%inclusion4 decks9 decks
Gifts Ungiven
33%inclusion3 decks9 decks
The One Ring
33%inclusion3 decks9 decks
Fierce Guardianship
22%inclusion2 decks9 decks
Cyclonic Rift
22%inclusion2 decks9 decks
Demonic Tutor
22%inclusion2 decks9 decks
Lion's Eye Diamond
11%inclusion1 decks9 decks
Imperial Seal
11%inclusion1 decks9 decks
Gamble
11%inclusion1 decks9 decks
Vampiric Tutor
11%inclusion1 decks9 decks
Creatures
Galecaster Colossus
56%inclusion5 decks9 decks
Pack Rat
56%inclusion5 decks9 decks
Myr Propagator
44%inclusion4 decks9 decks
Anthroplasm
44%inclusion4 decks9 decks
Sage of Hours
44%inclusion4 decks9 decks
Dralnu, Lich Lord
44%inclusion4 decks9 decks
Cephalid Inkshrouder
44%inclusion4 decks9 decks
Morphling
44%inclusion4 decks9 decks
Cavern Harpy
44%inclusion4 decks9 decks
Walking Ballista
44%inclusion4 decks9 decks
Visara the Dreadful
33%inclusion3 decks9 decks
Blighted Bat
33%inclusion3 decks9 decks
Spikeshot Elder
33%inclusion3 decks9 decks
Magus of the Bazaar
33%inclusion3 decks9 decks
Ovinomancer
33%inclusion3 decks9 decks
Shauku, Endbringer
33%inclusion3 decks9 decks
Deathbringer Thoctar
33%inclusion3 decks9 decks
Jace's Archivist
33%inclusion3 decks9 decks
Spark Double
33%inclusion3 decks9 decks
Horror of the Dim
22%inclusion2 decks9 decks
Trench Behemoth
22%inclusion2 decks9 decks
Stronghold Machinist
22%inclusion2 decks9 decks
Amaranthine Wall
22%inclusion2 decks9 decks
Arco-Flagellant
22%inclusion2 decks9 decks
Soliton
22%inclusion2 decks9 decks
Kozilek, the Great Distortion
22%inclusion2 decks9 decks
Ulamog's Dreadsire
22%inclusion2 decks9 decks
Necrotic Ooze
22%inclusion2 decks9 decks
Eater of the Dead
22%inclusion2 decks9 decks
Avatar of Woe
22%inclusion2 decks9 decks
Mercurial Chemister
22%inclusion2 decks9 decks
Omen Hawker
22%inclusion2 decks9 decks
Doom Whisperer
22%inclusion2 decks9 decks
Fain, the Broker
22%inclusion2 decks9 decks
Deadeye Navigator
22%inclusion2 decks9 decks
Thassa, Deep-Dwelling
22%inclusion2 decks9 decks
Nightscape Familiar
22%inclusion2 decks9 decks
Iron-Shield Elf
20%inclusion1 decks5 decks
Joo Dee, One of Many
17%inclusion1 decks6 decks
Vivi Ornitier
17%inclusion1 decks6 decks
Marvin, Murderous Mimic
13%inclusion1 decks8 decks
Ghost-Lit Warder
11%inclusion1 decks9 decks
Darting Merfolk
11%inclusion1 decks9 decks
Crimson Mage
11%inclusion1 decks9 decks
Mogg Fanatic
11%inclusion1 decks9 decks
Skill Borrower
11%inclusion1 decks9 decks
Death Cultist
11%inclusion1 decks9 decks
Triskelavus
11%inclusion1 decks9 decks
Carnifex Demon
11%inclusion1 decks9 decks
Argivian Avenger
11%inclusion1 decks9 decks
Instants
Essence Flux
56%inclusion5 decks9 decks
Teferi's Time Twist
44%inclusion4 decks9 decks
Planar Incision
44%inclusion4 decks9 decks
Entomb
44%inclusion4 decks9 decks
Frantic Search
44%inclusion4 decks9 decks
Counterspell
44%inclusion4 decks9 decks
Abandon Attachments
33%inclusion2 decks6 decks
Fact or Fiction
33%inclusion3 decks9 decks
Thrill of Possibility
33%inclusion3 decks9 decks
An Offer You Can't Refuse
33%inclusion3 decks9 decks
Chaos Warp
33%inclusion3 decks9 decks
Blur
22%inclusion2 decks9 decks
Resculpt
22%inclusion2 decks9 decks
Demand Answers
22%inclusion2 decks9 decks
Ghostly Flicker
22%inclusion2 decks9 decks
Fell the Profane
22%inclusion2 decks9 decks
Sink into Stupor
22%inclusion2 decks9 decks
Big Score
22%inclusion2 decks9 decks
Deflecting Swat
22%inclusion2 decks9 decks
Negate
22%inclusion2 decks9 decks
Arcane Denial
22%inclusion2 decks9 decks
Thirst for Identity
20%inclusion1 decks5 decks
First Day of Class
11%inclusion1 decks9 decks
Stifle
11%inclusion1 decks9 decks
Disallow
11%inclusion1 decks9 decks
Tolarian Winds
11%inclusion1 decks9 decks
Stubborn Denial
11%inclusion1 decks9 decks
Displace
11%inclusion1 decks9 decks
Izzet Charm
11%inclusion1 decks9 decks
Malakir Rebirth
11%inclusion1 decks9 decks
Force of Negation
11%inclusion1 decks9 decks
Lightning Bolt
11%inclusion1 decks9 decks
Mana Drain
11%inclusion1 decks9 decks
Brainstorm
11%inclusion1 decks9 decks
Terminate
11%inclusion1 decks9 decks
Sorceries
Faithless Looting
56%inclusion5 decks9 decks
Blasphemous Act
56%inclusion5 decks9 decks
Unmarked Grave
44%inclusion4 decks9 decks
Windfall
44%inclusion4 decks9 decks
Strategic Planning
22%inclusion2 decks9 decks
Cathartic Reunion
22%inclusion2 decks9 decks
Wheel of Fortune
22%inclusion2 decks9 decks
Toxic Deluge
22%inclusion2 decks9 decks
Grab the Prize
13%inclusion1 decks8 decks
Morality Shift
11%inclusion1 decks9 decks
Ransack the Lab
11%inclusion1 decks9 decks
Flux
11%inclusion1 decks9 decks
Final Act
11%inclusion1 decks9 decks
Molten Collapse
11%inclusion1 decks9 decks
Reckless Handling
11%inclusion1 decks9 decks
Bone Shards
11%inclusion1 decks9 decks
Lively Dirge
11%inclusion1 decks9 decks
Careful Study
11%inclusion1 decks9 decks
Chain Reaction
11%inclusion1 decks9 decks
Fabricate
11%inclusion1 decks9 decks
Grim Tutor
11%inclusion1 decks9 decks
Wheel of Misfortune
11%inclusion1 decks9 decks
Torment of Hailfire
11%inclusion1 decks9 decks
Whispering Madness
11%inclusion1 decks9 decks
Ponder
11%inclusion1 decks9 decks
Utility Artifacts
Heartstone
22%inclusion2 decks9 decks
Crystal Shard
22%inclusion2 decks9 decks
Agatha's Soul Cauldron
22%inclusion2 decks9 decks
Lithoform Engine
22%inclusion2 decks9 decks
Phyrexian Altar
22%inclusion2 decks9 decks
Conjurer's Closet
22%inclusion2 decks9 decks
Lightning Greaves
22%inclusion2 decks9 decks
World Map
17%inclusion1 decks6 decks
Magistrate's Scepter
11%inclusion1 decks9 decks
Netherborn Altar
11%inclusion1 decks9 decks
Currency Converter
11%inclusion1 decks9 decks
Illusionist's Bracers
11%inclusion1 decks9 decks
Collector's Vault
11%inclusion1 decks9 decks
Mirage Mirror
11%inclusion1 decks9 decks
Elixir of Immortality
11%inclusion1 decks9 decks
Expedition Map
11%inclusion1 decks9 decks
Sword of the Animist
11%inclusion1 decks9 decks
Strionic Resonator
11%inclusion1 decks9 decks
Panharmonicon
11%inclusion1 decks9 decks
Wayfarer's Bauble
11%inclusion1 decks9 decks
Swiftfoot Boots
11%inclusion1 decks9 decks
Enchantments
Fervor
33%inclusion3 decks9 decks
Training Grounds
33%inclusion3 decks9 decks
Candlekeep Sage
11%inclusion1 decks9 decks
Mystic Remora
11%inclusion1 decks9 decks
Utility Lands
Riptide Laboratory
33%inclusion3 decks9 decks
Bojuka Bog
33%inclusion3 decks9 decks
Minamo, School at Water's Edge
22%inclusion2 decks9 decks
Mistrise Village
17%inclusion1 decks6 decks
Flamekin Village
11%inclusion1 decks9 decks
Sanctum of Eternity
11%inclusion1 decks9 decks
Darksteel Citadel
11%inclusion1 decks9 decks
Field of Ruin
11%inclusion1 decks9 decks
Command Beacon
11%inclusion1 decks9 decks
Takenuma, Abandoned Mire
11%inclusion1 decks9 decks
Great Furnace
11%inclusion1 decks9 decks
Vault of Whispers
11%inclusion1 decks9 decks
Urza's Saga
11%inclusion1 decks9 decks
Seat of the Synod
11%inclusion1 decks9 decks
Urborg, Tomb of Yawgmoth
11%inclusion1 decks9 decks
Otawara, Soaring City
11%inclusion1 decks9 decks
Mana Artifacts
Sol Ring
100%inclusion9 decks9 decks
Gilded Lotus
89%inclusion8 decks9 decks
Talisman of Indulgence
89%inclusion8 decks9 decks
Talisman of Creativity
89%inclusion8 decks9 decks
Arcane Signet
89%inclusion8 decks9 decks
Talisman of Dominance
78%inclusion7 decks9 decks
Fellwar Stone
67%inclusion6 decks9 decks
Izzet Signet
56%inclusion5 decks9 decks
Dimir Signet
56%inclusion5 decks9 decks
Rakdos Signet
33%inclusion3 decks9 decks
Chromatic Orrery
22%inclusion2 decks9 decks
Coveted Jewel
22%inclusion2 decks9 decks
Ventifact Bottle
11%inclusion1 decks9 decks
Patriar's Seal
11%inclusion1 decks9 decks
Lotus Bloom
11%inclusion1 decks9 decks
Sky Diamond
11%inclusion1 decks9 decks
Sol Talisman
11%inclusion1 decks9 decks
Basalt Monolith
11%inclusion1 decks9 decks
Everflowing Chalice
11%inclusion1 decks9 decks
Thran Dynamo
11%inclusion1 decks9 decks
Commander's Sphere
11%inclusion1 decks9 decks
Lands
Steam Vents
78%inclusion7 decks9 decks
Blood Crypt
78%inclusion7 decks9 decks
Watery Grave
78%inclusion7 decks9 decks
Command Tower
78%inclusion7 decks9 decks
Scalding Tarn
67%inclusion6 decks9 decks
Polluted Delta
67%inclusion6 decks9 decks
Bloodstained Mire
67%inclusion6 decks9 decks
Stormcarved Coast
56%inclusion5 decks9 decks
Xander's Lounge
56%inclusion5 decks9 decks
Dragonskull Summit
56%inclusion5 decks9 decks
Sulfur Falls
56%inclusion5 decks9 decks
Exotic Orchard
56%inclusion5 decks9 decks
Volcanic Island
44%inclusion4 decks9 decks
Underground Sea
44%inclusion4 decks9 decks
Badlands
44%inclusion4 decks9 decks
Shivan Reef
44%inclusion4 decks9 decks
Morphic Pool
44%inclusion4 decks9 decks
Smoldering Marsh
44%inclusion4 decks9 decks
Sunken Hollow
44%inclusion4 decks9 decks
Drowned Catacomb
44%inclusion4 decks9 decks
Crumbling Necropolis
44%inclusion4 decks9 decks
Thundering Falls
33%inclusion3 decks9 decks
Raucous Theater
33%inclusion3 decks9 decks
Undercity Sewers
33%inclusion3 decks9 decks
Haunted Ridge
33%inclusion3 decks9 decks
Shipwreck Marsh
33%inclusion3 decks9 decks
Luxury Suite
33%inclusion3 decks9 decks
Training Center
33%inclusion3 decks9 decks
Maestros Theater
22%inclusion2 decks9 decks
Shadowblood Ridge
22%inclusion2 decks9 decks
Rakdos Carnarium
22%inclusion2 decks9 decks
Izzet Boilerworks
22%inclusion2 decks9 decks
Dimir Aqueduct
22%inclusion2 decks9 decks
Cascade Bluffs
22%inclusion2 decks9 decks
Darkwater Catacombs
22%inclusion2 decks9 decks
Underground River
22%inclusion2 decks9 decks
Path of Ancestry
22%inclusion2 decks9 decks
Scene of the Crime
11%inclusion1 decks9 decks
Power Depot
11%inclusion1 decks9 decks
Demolition Field
11%inclusion1 decks9 decks
Prismatic Vista
11%inclusion1 decks9 decks
Drossforge Bridge
11%inclusion1 decks9 decks
Mistvault Bridge
11%inclusion1 decks9 decks
Silverbluff Bridge
11%inclusion1 decks9 decks
Fabled Passage
11%inclusion1 decks9 decks
Reflecting Pool
11%inclusion1 decks9 decks
Marsh Flats
11%inclusion1 decks9 decks
Temple of Malice
11%inclusion1 decks9 decks
Temple of Deceit
11%inclusion1 decks9 decks
Temple of Epiphany
11%inclusion1 decks9 decks