Mikaeus, the Unhallowed + Living Death + Ashnod's Altar + Blood Pet + Eternal Witness

Mikaeus, the Unhallowed
Living Death
Ashnod's Altar
Blood Pet
Eternal Witness

Requires
Mikaeus, the Unhallowed must be on the battlefield. Living Death must be in hand. Ashnod's Altar must be on the battlefield. Blood Pet must be on the battlefield. Eternal Witness must be on the battlefield. Blood Pet does not have a +1/+1 counter on it.
Steps
  1. Activate Blood Pet by sacrificing it, adding .
  2. When Blood Pet dies, its undying ability triggers, returning it to the battlefield from your graveyard with a +1/+1 counter on it.
  3. Activate Blood Pet by sacrificing it, adding .
  4. Activate Ashnod's Altar twice by sacrificing Eternal Witness and Mikaeus, adding .
  5. Cast Living Death by paying 3, causing each player to exile all creature cards in their graveyards, sacrifice all creatures they control, then put all cards exiled this way onto the battlefield.
  6. When Eternal Witness enters the battlefield, it triggers, returning Living Death to your hand from your graveyard.
  7. Repeat.
Results
Infinite colorless mana. Infinite death triggers. Infinite ETB. Infinite LTB. Infinite magecraft triggers. Infinite sacrifice triggers. Infinite storm count.

Meren of Clan Nel Toth
0.33% of 14905 decks 49 decks
Korvold, Fae-Cursed King
0.03% of 15487 decks 4 decks
Sméagol, Helpful Guide
0.04% of 5571 decks 2 decks
Beledros Witherbloom
0.03% of 3473 decks 1 decks
Izoni, Thousand-Eyed
0.17% of 577 decks 1 decks
Myrkul, Lord of Bones
0.01% of 7516 decks 1 decks
New Cards
Insidious Fungus
75% of 4 decks +69% synergy
High Synergy Cards
Accursed Marauder
94% of 18 decks +85% synergy
Viscera Seer
91% of 58 decks +82% synergy
Spore Frog
81% of 58 decks +78% synergy
Ignoble Hierarch
100% of 4 decks +74% synergy
Phyrexian Altar
69% of 58 decks +65% synergy
Sakura-Tribe Elder
83% of 58 decks +64% synergy
Skullclamp
76% of 58 decks +63% synergy
Buried Alive
69% of 58 decks +63% synergy
Entomb
71% of 58 decks +63% synergy
Carrion Feeder
67% of 58 decks +62% synergy
Top Cards
Zulaport Cutthroat
71% of 58 decks +61% synergy
Reanimate
71% of 58 decks +55% synergy
Gray Merchant of Asphodel
69% of 58 decks +60% synergy
Plaguecrafter
67% of 57 decks +62% synergy
Blood Artist
64% of 58 decks +52% synergy
Haywire Mite
63% of 52 decks +59% synergy
Protean Hulk
62% of 58 decks +60% synergy
Victimize
62% of 58 decks +50% synergy
Braids, Arisen Nightmare
62% of 52 decks +54% synergy
Grim Haruspex
60% of 58 decks +56% synergy
Creatures
Skirk Prospector
75% of 4 decks +72% synergy
Mayhem Devil
75% of 4 decks +65% synergy
Cankerbloom
60% of 45 decks +53% synergy
Yawgmoth, Thran Physician
54% of 57 decks +51% synergy
Dauthi Voidwalker
49% of 55 decks +41% synergy
Shriekmaw
47% of 58 decks +44% synergy
Llanowar Elves
47% of 58 decks +26% synergy
Wood Elves
45% of 58 decks +38% synergy
Reclamation Sage
45% of 58 decks +34% synergy
Deathrite Shaman
43% of 58 decks +31% synergy
Pitiless Plunderer
42% of 57 decks +35% synergy
Sidisi, Undead Vizier
41% of 58 decks +39% synergy
Massacre Wurm
40% of 58 decks +35% synergy
Ravenous Chupacabra
39% of 57 decks +34% synergy
Demon's Disciple
38% of 55 decks +36% synergy
Fleshbag Marauder
38% of 58 decks +34% synergy
Birds of Paradise
38% of 58 decks +11% synergy
Warren Soultrader
37% of 19 decks +29% synergy
Marionette Apprentice
37% of 19 decks +29% synergy
Elves of Deep Shadow
36% of 58 decks +25% synergy
Midnight Reaper
35% of 57 decks +31% synergy
Honest Rutstein
35% of 20 decks +26% synergy
Syr Konrad, the Grim
33% of 57 decks +24% synergy
Razaketh, the Foulblooded
32% of 57 decks +29% synergy
Caustic Caterpillar
31% of 58 decks +29% synergy
Walking Ballista
30% of 57 decks +27% synergy
Satyr Wayfinder
29% of 58 decks +27% synergy
Pawn of Ulamog
29% of 58 decks +27% synergy
Fyndhorn Elves
29% of 58 decks +16% synergy
Woe Strider
29% of 56 decks +26% synergy
Mindslicer
28% of 58 decks +27% synergy
Fauna Shaman
28% of 58 decks +25% synergy
Sheoldred, Whispering One
28% of 58 decks +23% synergy
Solemn Simulacrum
28% of 58 decks +14% synergy
Wight of the Reliquary
26% of 19 decks +18% synergy
Phyrexian Delver
26% of 58 decks +25% synergy
Merciless Executioner
26% of 58 decks +24% synergy
Foundation Breaker
25% of 55 decks +24% synergy
Kokusho, the Evening Star
24% of 58 decks +22% synergy
Farhaven Elf
24% of 58 decks +20% synergy
Elvish Mystic
24% of 58 decks +6% synergy
Fiend Artisan
24% of 55 decks +21% synergy
Junji, the Midnight Sky
22% of 55 decks +19% synergy
Triskelion
21% of 58 decks +20% synergy
Orcish Bowmasters
21% of 34 decks +9% synergy
Delighted Halfling
20% of 35 decks +6% synergy
Stitcher's Supplier
19% of 57 decks +16% synergy
Gravecrawler
19% of 58 decks +16% synergy
Poison-Tip Archer
18% of 57 decks +12% synergy
Smothering Abomination
17% of 58 decks +16% synergy
Instants
Assassin's Trophy
60% of 57 decks +29% synergy
Dark Ritual
34% of 58 decks +12% synergy
Worldly Tutor
29% of 58 decks +15% synergy
Beast Within
29% of 58 decks -10% synergy
Saw in Half
29% of 52 decks +26% synergy
Vampiric Tutor
28% of 58 decks +9% synergy
Culling the Weak
22% of 58 decks +19% synergy
Abrupt Decay
22% of 58 decks +12% synergy
Malakir Rebirth
22% of 55 decks +13% synergy
Village Rites
20% of 55 decks +10% synergy
Deadly Dispute
18% of 55 decks +7% synergy
Veil of Summer
18% of 57 decks +11% synergy
Deadly Rollick
16% of 55 decks +6% synergy
Flare of Malice
16% of 19 decks +12% synergy
Noxious Revival
16% of 58 decks +10% synergy
Grisly Salvage
14% of 58 decks +9% synergy
Heroic Intervention
12% of 57 decks -17% synergy
Corrupted Conviction
11% of 36 decks +5% synergy
Crop Rotation
10% of 58 decks +0% synergy
Dismember
9% of 58 decks +6% synergy
Chord of Calling
9% of 58 decks +3% synergy
Krosan Grip
9% of 58 decks +1% synergy
Putrefy
9% of 58 decks -7% synergy
Tear Asunder
8% of 52 decks +1% synergy
Mausoleum Secrets
7% of 57 decks +6% synergy
Tragic Slip
7% of 58 decks +3% synergy
Nature's Claim
7% of 58 decks -3% synergy
Rushed Rebirth
5% of 55 decks +4% synergy
Baleful Mastery
5% of 55 decks +2% synergy
Plumb the Forbidden
5% of 55 decks +2% synergy
Infernal Grasp
5% of 55 decks -2% synergy
Wake the Dead
5% of 58 decks +5% synergy
Songs of the Damned
5% of 58 decks +4% synergy
Autumn's Veil
5% of 58 decks +4% synergy
Imp's Mischief
5% of 58 decks +2% synergy
Sorceries
Diabolic Intent
48% of 58 decks +39% synergy
Demonic Tutor
45% of 58 decks +22% synergy
Culling Ritual
38% of 55 decks +27% synergy
Toxic Deluge
36% of 58 decks +19% synergy
Rise of the Witch-king
31% of 32 decks +25% synergy
Eldritch Evolution
28% of 57 decks +23% synergy
Dread Return
26% of 58 decks +21% synergy
Unmarked Grave
25% of 55 decks +23% synergy
Persist
24% of 55 decks +21% synergy
Damnation
22% of 58 decks +14% synergy
Life // Death
19% of 58 decks +17% synergy
Agadeem's Awakening
18% of 55 decks +15% synergy
Unearth
17% of 58 decks +14% synergy
Green Sun's Zenith
17% of 58 decks +11% synergy
Bala Ged Recovery
16% of 55 decks +7% synergy
Squirming Emergence
15% of 26 decks +12% synergy
Natural Order
14% of 58 decks +11% synergy
Jarad's Orders
12% of 58 decks +10% synergy
Primal Growth
10% of 58 decks +10% synergy
Chain of Smog
10% of 58 decks +9% synergy
Bone Shards
9% of 55 decks +8% synergy
Grim Tutor
9% of 58 decks +4% synergy
Nature's Lore
9% of 58 decks -23% synergy
Finale of Devastation
7% of 57 decks -1% synergy
Black Sun's Zenith
7% of 58 decks +5% synergy
Life from the Loam
7% of 58 decks +3% synergy
Three Visits
7% of 58 decks -18% synergy
Rampant Growth
7% of 58 decks -28% synergy
Deadly Brew
5% of 55 decks +4% synergy
Profane Tutor
5% of 55 decks +3% synergy
Feed the Swarm
5% of 55 decks -13% synergy
Exhume
5% of 58 decks +4% synergy
Tooth and Nail
5% of 58 decks +4% synergy
Farseek
5% of 58 decks -29% synergy
Cultivate
5% of 58 decks -41% synergy
Utility Artifacts
Birthing Pod
48% of 58 decks +46% synergy
Altar of Dementia
41% of 58 decks +39% synergy
Lightning Greaves
28% of 58 decks +2% synergy
Strionic Resonator
10% of 58 decks +7% synergy
Bolas's Citadel
9% of 57 decks -1% synergy
The One Ring
8% of 38 decks -1% synergy
Nim Deathmantle
7% of 58 decks +6% synergy
Desecrated Tomb
5% of 57 decks +5% synergy
Enchantments
Animate Dead
60% of 58 decks +51% synergy
Grave Pact
34% of 58 decks +30% synergy
Dictate of Erebos
28% of 58 decks +24% synergy
Insidious Roots
24% of 21 decks +15% synergy
Pattern of Rebirth
22% of 58 decks +22% synergy
Chthonian Nightmare
21% of 19 decks +18% synergy
Sylvan Library
21% of 58 decks +9% synergy
The Meathook Massacre
20% of 55 decks +15% synergy
Guardian Project
19% of 57 decks +11% synergy
Necromancy
19% of 58 decks +16% synergy
Survival of the Fittest
17% of 58 decks +15% synergy
Greater Good
16% of 58 decks +11% synergy
Phyrexian Arena
16% of 58 decks +1% synergy
Bastion of Remembrance
15% of 55 decks +8% synergy
Journey to Eternity
14% of 57 decks +11% synergy
Moldervine Reclamation
11% of 57 decks +1% synergy
Necropotence
10% of 58 decks +5% synergy
Evolutionary Leap
9% of 58 decks +7% synergy
Dance of the Dead
9% of 58 decks +7% synergy
Black Market
9% of 58 decks +4% synergy
Black Market Connections
8% of 52 decks -3% synergy
Pernicious Deed
7% of 58 decks +5% synergy
Awakening Zone
7% of 58 decks +4% synergy
Phyrexian Reclamation
7% of 58 decks +3% synergy
Carpet of Flowers
7% of 58 decks +3% synergy
Mortuary
5% of 58 decks +5% synergy
Dark Prophecy
5% of 58 decks +4% synergy
Deadbridge Chant
5% of 58 decks +3% synergy
Defense of the Heart
5% of 58 decks +3% synergy
Deathreap Ritual
5% of 58 decks +1% synergy
Wild Growth
5% of 58 decks -6% synergy
Planeswalkers
Liliana, Dreadhorde General
16% of 57 decks +12% synergy
Grist, the Hunger Tide
15% of 55 decks +11% synergy
Vivien on the Hunt
7% of 54 decks +7% synergy
Utility Lands
High Market
59% of 58 decks +56% synergy
Phyrexian Tower
57% of 58 decks +48% synergy
Bojuka Bog
48% of 58 decks +18% synergy
Urborg, Tomb of Yawgmoth
45% of 58 decks +35% synergy
Dryad Arbor
33% of 58 decks +29% synergy
Takenuma, Abandoned Mire
33% of 55 decks +22% synergy
Boseiju, Who Endures
27% of 55 decks +8% synergy
Cabal Coffers
24% of 58 decks +13% synergy
Yavimaya, Cradle of Growth
24% of 55 decks +14% synergy
Spymaster's Vault
21% of 19 decks +17% synergy
Ancient Tomb
17% of 58 decks +7% synergy
Shifting Woodland
16% of 19 decks +6% synergy
Grim Backwoods
14% of 58 decks +10% synergy
Volrath's Stronghold
12% of 58 decks +11% synergy
Urza's Saga
11% of 55 decks +4% synergy
Dakmor Salvage
10% of 58 decks +8% synergy
Command Beacon
10% of 58 decks +6% synergy
Castle Locthwain
9% of 57 decks +3% synergy
Crypt of Agadeem
9% of 58 decks +7% synergy
Khalni Garden
9% of 58 decks +7% synergy
Temple of the False God
9% of 58 decks -1% synergy
Gaea's Cradle
7% of 58 decks +1% synergy
Westvale Abbey
5% of 57 decks +3% synergy
Field of the Dead
5% of 57 decks +2% synergy
Geier Reach Sanitarium
5% of 57 decks +2% synergy
Cabal Stronghold
5% of 57 decks +2% synergy
Miren, the Moaning Well
5% of 58 decks +5% synergy
Strip Mine
5% of 58 decks +2% synergy
Reliquary Tower
5% of 58 decks -24% synergy
Mana Artifacts
Sol Ring
90% of 58 decks +5% synergy
Arcane Signet
47% of 57 decks -25% synergy
Talisman of Resilience
23% of 57 decks +11% synergy
Golgari Signet
19% of 58 decks +6% synergy
Mana Crypt
16% of 58 decks +7% synergy
Mana Vault
14% of 58 decks +7% synergy
Jeweled Lotus
13% of 55 decks +7% synergy
Lotus Petal
7% of 58 decks +0% synergy
Mox Amber
5% of 57 decks +1% synergy
Lands
Command Tower
91% of 58 decks +17% synergy
Taiga
75% of 4 decks +62% synergy
Badlands
75% of 4 decks +61% synergy
Blood Crypt
75% of 4 decks +36% synergy
Stomping Ground
75% of 4 decks +34% synergy
Woodland Cemetery
71% of 58 decks +43% synergy
Overgrown Tomb
69% of 58 decks +26% synergy
Llanowar Wastes
59% of 58 decks +33% synergy
Verdant Catacombs
52% of 58 decks +40% synergy
Undergrowth Stadium
49% of 55 decks +23% synergy
Tainted Wood
45% of 58 decks +32% synergy
Deathcap Glade
38% of 55 decks +24% synergy
Necroblossom Snarl
36% of 55 decks +25% synergy
Darkbore Pathway
35% of 55 decks +26% synergy
Underground Mortuary
33% of 24 decks +17% synergy
Twilight Mire
31% of 58 decks +21% synergy
Golgari Rot Farm
31% of 58 decks +13% synergy
Nurturing Peatland
28% of 57 decks +22% synergy
Temple of Malady
26% of 58 decks +10% synergy
Blooming Marsh
21% of 57 decks +17% synergy
Exotic Orchard
21% of 58 decks -15% synergy
Fabled Passage
19% of 57 decks +10% synergy
Bayou
19% of 58 decks +5% synergy
Windswept Heath
17% of 58 decks +7% synergy
Wooded Foothills
16% of 58 decks +5% synergy
Marsh Flats
16% of 58 decks +4% synergy
Misty Rainforest
16% of 58 decks +4% synergy
Viridescent Bog
15% of 20 decks +4% synergy
Woodland Chasm
15% of 55 decks +10% synergy
City of Brass
14% of 58 decks +6% synergy
Polluted Delta
14% of 58 decks +3% synergy
Evolving Wilds
14% of 58 decks -7% synergy
Bloodstained Mire
12% of 58 decks +2% synergy
Prismatic Vista
11% of 57 decks +5% synergy
Mana Confluence
10% of 58 decks +3% synergy
Jungle Hollow
10% of 58 decks +2% synergy
Haunted Mire
10% of 52 decks +2% synergy
Plaza of Heroes
8% of 52 decks +4% synergy
Terramorphic Expanse
7% of 58 decks -9% synergy
Reflecting Pool
5% of 58 decks -0% synergy