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
0.30% of 14243 decks 43 decks
High Synergy Cards
Ignoble Hierarch
100% of 4 decks +97% synergy
Viscera Seer
89% of 54 decks +84% synergy
Accursed Marauder
82% of 11 decks +76% synergy
Spore Frog
76% of 54 decks +75% synergy
Sakura-Tribe Elder
83% of 54 decks +75% synergy
Top Cards
Skullclamp
76% of 54 decks +63% synergy
Reanimate
72% of 54 decks +65% synergy
Entomb
70% of 54 decks +67% synergy
Phyrexian Altar
69% of 54 decks +64% synergy
Plaguecrafter
68% of 53 decks +65% synergy
Assassin's Trophy
68% of 53 decks +62% synergy
Buried Alive
67% of 54 decks +64% synergy
Carrion Feeder
65% of 54 decks +62% synergy
Gray Merchant of Asphodel
65% of 54 decks +60% synergy
Zulaport Cutthroat
65% of 54 decks +60% synergy
Creatures
Skirk Prospector
75% of 4 decks +74% synergy
Mayhem Devil
75% of 4 decks +73% synergy
Blood Artist
65% of 54 decks +59% synergy
Haywire Mite
64% of 45 decks +63% synergy
Marionette Apprentice
64% of 11 decks +59% synergy
Protean Hulk
61% of 54 decks +60% synergy
Cankerbloom
61% of 38 decks +57% synergy
Braids, Arisen Nightmare
60% of 47 decks +55% synergy
Yawgmoth, Thran Physician
57% of 53 decks +55% synergy
Dauthi Voidwalker
56% of 52 decks +51% synergy
Grim Haruspex
56% of 54 decks +53% synergy
Wight of the Reliquary
55% of 11 decks +52% synergy
Warren Soultrader
55% of 11 decks +50% synergy
Shriekmaw
50% of 54 decks +49% synergy
Honest Rutstein
50% of 12 decks +48% synergy
Pitiless Plunderer
49% of 53 decks +45% synergy
Wood Elves
46% of 54 decks +43% synergy
Reclamation Sage
46% of 54 decks +41% synergy
Birds of Paradise
46% of 54 decks +34% synergy
Sidisi, Undead Vizier
44% of 54 decks +43% synergy
Deathrite Shaman
44% of 54 decks +42% synergy
Llanowar Elves
44% of 54 decks +35% synergy
Elves of Deep Shadow
41% of 54 decks +38% synergy
Ravenous Chupacabra
40% of 53 decks +37% synergy
Massacre Wurm
39% of 54 decks +37% synergy
Fleshbag Marauder
35% of 54 decks +33% synergy
Syr Konrad, the Grim
34% of 53 decks +29% synergy
Caustic Caterpillar
33% of 54 decks +32% synergy
Demon's Disciple
33% of 52 decks +32% synergy
Midnight Reaper
32% of 53 decks +30% synergy
Walking Ballista
30% of 53 decks +28% synergy
Fyndhorn Elves
30% of 54 decks +23% synergy
Razaketh, the Foulblooded
28% of 53 decks +27% synergy
Phyrexian Delver
28% of 54 decks +27% synergy
Fauna Shaman
28% of 54 decks +26% synergy
Sheoldred, Whispering One
28% of 54 decks +25% synergy
Solemn Simulacrum
28% of 54 decks +14% synergy
Woe Strider
27% of 52 decks +26% synergy
Satyr Wayfinder
26% of 54 decks +25% synergy
Pawn of Ulamog
26% of 54 decks +25% synergy
Fiend Artisan
25% of 52 decks +24% synergy
Foundation Breaker
25% of 52 decks +24% synergy
Mindslicer
24% of 54 decks +24% synergy
Elvish Mystic
24% of 54 decks +16% synergy
Kokusho, the Evening Star
22% of 54 decks +21% synergy
Farhaven Elf
22% of 54 decks +20% synergy
Delighted Halfling
21% of 28 decks +15% synergy
Junji, the Midnight Sky
21% of 52 decks +20% synergy
Compy Swarm
20% of 20 decks +19% synergy
Mosswood Dreadknight
20% of 20 decks +19% synergy
Instants
Dark Ritual
41% of 54 decks +30% synergy
Saw in Half
30% of 46 decks +29% synergy
Abrupt Decay
28% of 54 decks +26% synergy
Vampiric Tutor
28% of 54 decks +18% synergy
Worldly Tutor
26% of 54 decks +19% synergy
Beast Within
26% of 54 decks +8% synergy
Malakir Rebirth
25% of 52 decks +21% synergy
Village Rites
23% of 52 decks +18% synergy
Culling the Weak
22% of 54 decks +20% synergy
Deadly Dispute
17% of 52 decks +12% synergy
Veil of Summer
17% of 53 decks +14% synergy
Deadly Rollick
15% of 52 decks +10% synergy
Heroic Intervention
15% of 53 decks +1% synergy
Grisly Salvage
15% of 54 decks +14% synergy
Noxious Revival
15% of 54 decks +12% synergy
Crop Rotation
11% of 54 decks +7% synergy
Corrupted Conviction
10% of 29 decks +7% synergy
Plumb the Forbidden
10% of 52 decks +8% synergy
Tragic Slip
9% of 54 decks +7% synergy
Chord of Calling
9% of 54 decks +7% synergy
Rushed Rebirth
8% of 52 decks +7% synergy
Mausoleum Secrets
8% of 53 decks +7% synergy
Dismember
7% of 54 decks +6% synergy
Putrefy
7% of 54 decks +4% synergy
Krosan Grip
7% of 54 decks +4% synergy
Tear Asunder
6% of 47 decks +5% synergy
Baleful Mastery
6% of 52 decks +4% synergy
Infernal Grasp
6% of 52 decks +2% synergy
Corpse Dance
6% of 54 decks +5% synergy
Wake the Dead
6% of 54 decks +5% synergy
Songs of the Damned
6% of 54 decks +5% synergy
Sudden Spoiling
6% of 54 decks +5% synergy
Sorceries
Victimize
63% of 54 decks +57% synergy
Demonic Tutor
46% of 54 decks +35% synergy
Diabolic Intent
44% of 54 decks +40% synergy
Culling Ritual
42% of 52 decks +40% synergy
Toxic Deluge
37% of 54 decks +28% synergy
Rise of the Witch-king
30% of 27 decks +28% synergy
Eldritch Evolution
28% of 53 decks +26% synergy
Dread Return
26% of 54 decks +23% synergy
Flare of Cultivation
25% of 12 decks +24% synergy
Unmarked Grave
25% of 52 decks +24% synergy
Damnation
24% of 54 decks +20% synergy
Squirming Emergence
22% of 18 decks +21% synergy
Agadeem's Awakening
21% of 52 decks +19% synergy
Bala Ged Recovery
21% of 52 decks +17% synergy
Green Sun's Zenith
20% of 54 decks +17% synergy
Persist
19% of 52 decks +18% synergy
Unearth
19% of 54 decks +17% synergy
Life // Death
15% of 54 decks +14% synergy
Chain of Smog
13% of 54 decks +12% synergy
Natural Order
13% of 54 decks +12% synergy
Nature's Lore
13% of 54 decks -2% synergy
Jarad's Orders
11% of 54 decks +11% synergy
Finale of Devastation
9% of 53 decks +6% synergy
Primal Growth
9% of 54 decks +9% synergy
Life from the Loam
9% of 54 decks +7% synergy
Bone Shards
8% of 52 decks +7% synergy
Grim Tutor
7% of 54 decks +5% synergy
Three Visits
7% of 54 decks -4% synergy
Profane Tutor
6% of 52 decks +4% synergy
Torment of Hailfire
6% of 53 decks +3% synergy
Exhume
6% of 54 decks +5% synergy
Black Sun's Zenith
6% of 54 decks +5% synergy
Farseek
6% of 54 decks -10% synergy
Rampant Growth
6% of 54 decks -11% synergy
Cultivate
6% of 54 decks -16% synergy
Utility Artifacts
Birthing Pod
52% of 54 decks +51% synergy
Altar of Dementia
43% of 54 decks +40% synergy
Lightning Greaves
24% of 54 decks -1% synergy
Strionic Resonator
11% of 54 decks +8% synergy
The One Ring
10% of 31 decks +1% synergy
Bolas's Citadel
9% of 53 decks +4% synergy
Desecrated Tomb
6% of 53 decks +5% synergy
Nim Deathmantle
6% of 54 decks +5% synergy
Enchantments
Animate Dead
57% of 54 decks +53% synergy
Chthonian Nightmare
36% of 11 decks +34% synergy
Grave Pact
35% of 54 decks +33% synergy
Insidious Roots
31% of 13 decks +29% synergy
The Meathook Massacre
25% of 52 decks +22% synergy
Dictate of Erebos
24% of 54 decks +22% synergy
Sylvan Library
20% of 54 decks +15% synergy
Guardian Project
19% of 53 decks +15% synergy
Pattern of Rebirth
19% of 54 decks +18% synergy
Journey to Eternity
15% of 53 decks +14% synergy
Necromancy
15% of 54 decks +13% synergy
Greater Good
15% of 54 decks +12% synergy
Bastion of Remembrance
13% of 52 decks +10% synergy
Survival of the Fittest
13% of 54 decks +12% synergy
Phyrexian Arena
11% of 54 decks +4% synergy
Black Market Connections
11% of 47 decks +5% synergy
Moldervine Reclamation
9% of 53 decks +7% synergy
Pernicious Deed
9% of 54 decks +9% synergy
Necropotence
9% of 54 decks +7% synergy
Blight Mound
8% of 52 decks +7% synergy
Dark Prophecy
7% of 54 decks +7% synergy
Evolutionary Leap
7% of 54 decks +7% synergy
Dance of the Dead
7% of 54 decks +7% synergy
Defense of the Heart
7% of 54 decks +6% synergy
Carpet of Flowers
7% of 54 decks +6% synergy
Black Market
7% of 54 decks +5% synergy
Mortuary
6% of 54 decks +5% synergy
Awakening Zone
6% of 54 decks +4% synergy
Phyrexian Reclamation
6% of 54 decks +4% synergy
Bitterblossom
6% of 54 decks +3% synergy
Wild Growth
6% of 54 decks +0% synergy
Planeswalkers
Grist, the Hunger Tide
17% of 52 decks +17% synergy
Liliana, Dreadhorde General
17% of 53 decks +15% synergy
Vivien on the Hunt
8% of 49 decks +8% synergy
Utility Lands
Phyrexian Tower
61% of 54 decks +57% synergy
High Market
57% of 54 decks +54% synergy
Urborg, Tomb of Yawgmoth
48% of 54 decks +38% synergy
Bojuka Bog
48% of 54 decks +33% synergy
Takenuma, Abandoned Mire
37% of 52 decks +31% synergy
Dryad Arbor
31% of 54 decks +30% synergy
Cabal Coffers
28% of 54 decks +22% synergy
Spymaster's Vault
27% of 11 decks +25% synergy
Boseiju, Who Endures
27% of 52 decks +18% synergy
Yavimaya, Cradle of Growth
27% of 52 decks +18% synergy
Ancient Tomb
17% of 54 decks +6% synergy
Volrath's Stronghold
15% of 54 decks +14% synergy
Dakmor Salvage
13% of 54 decks +12% synergy
Command Beacon
13% of 54 decks +8% synergy
Urza's Saga
12% of 52 decks +4% synergy
Crypt of Agadeem
11% of 54 decks +10% synergy
Grim Backwoods
11% of 54 decks +10% synergy
Castle Locthwain
9% of 53 decks +7% synergy
Temple of the False God
9% of 54 decks -0% synergy
Khalni Garden
7% of 54 decks +7% synergy
Nykthos, Shrine to Nyx
7% of 54 decks +2% synergy
Reliquary Tower
7% of 54 decks -22% synergy
Cabal Stronghold
6% of 53 decks +4% synergy
Field of the Dead
6% of 53 decks +2% synergy
Geier Reach Sanitarium
6% of 53 decks +2% synergy
Miren, the Moaning Well
6% of 54 decks +5% synergy
Crystal Vein
6% of 54 decks +5% synergy
Thespian's Stage
6% of 54 decks +3% synergy
Strip Mine
6% of 54 decks +2% synergy
Mana Artifacts
Sol Ring
87% of 54 decks +3% synergy
Arcane Signet
47% of 53 decks -24% synergy
Talisman of Resilience
23% of 53 decks +20% synergy
Golgari Signet
17% of 54 decks +14% synergy
Mana Crypt
17% of 54 decks +6% synergy
Mana Vault
13% of 54 decks +7% synergy
Jeweled Lotus
10% of 52 decks +2% synergy
Lotus Petal
7% of 54 decks +1% synergy
Lands
Command Tower
93% of 54 decks +19% synergy
Taiga
75% of 4 decks +72% synergy
Badlands
75% of 4 decks +72% synergy
Blood Crypt
75% of 4 decks +66% synergy
Stomping Ground
75% of 4 decks +66% synergy
Woodland Cemetery
74% of 54 decks +68% synergy
Overgrown Tomb
72% of 54 decks +63% synergy
Llanowar Wastes
61% of 54 decks +56% synergy
Verdant Catacombs
59% of 54 decks +48% synergy
Undergrowth Stadium
52% of 52 decks +46% synergy
Tainted Wood
50% of 54 decks +47% synergy
Underground Mortuary
50% of 16 decks +46% synergy
Darkbore Pathway
44% of 52 decks +42% synergy
Deathcap Glade
40% of 52 decks +37% synergy
Necroblossom Snarl
38% of 52 decks +36% synergy
Nurturing Peatland
34% of 53 decks +33% synergy
Twilight Mire
33% of 54 decks +31% synergy
Golgari Rot Farm
33% of 54 decks +30% synergy
Temple of Malady
28% of 54 decks +24% synergy
Blooming Marsh
23% of 53 decks +22% synergy
Exotic Orchard
22% of 54 decks -13% synergy
Fabled Passage
21% of 53 decks +12% synergy
Bayou
19% of 54 decks +16% synergy
Evolving Wilds
17% of 54 decks -4% synergy
Windswept Heath
15% of 54 decks +4% synergy
Marsh Flats
15% of 54 decks +3% synergy
Misty Rainforest
15% of 54 decks +3% synergy
Woodland Chasm
13% of 52 decks +12% synergy
City of Brass
13% of 54 decks +5% synergy
Wooded Foothills
13% of 54 decks +3% synergy
Prismatic Vista
11% of 53 decks +6% synergy
Mana Confluence
11% of 54 decks +4% synergy
Polluted Delta
11% of 54 decks +0% synergy
Haunted Mire
11% of 47 decks +9% synergy
Jungle Hollow
9% of 54 decks +7% synergy
Bloodstained Mire
9% of 54 decks -1% synergy
Terramorphic Expanse
9% of 54 decks -6% synergy
Plaza of Heroes
9% of 47 decks +5% synergy
Reflecting Pool
6% of 54 decks +0% synergy