Mikaeus, the Unhallowed + Deathbringer Thoctar + Altar of Dementia

Mikaeus, the Unhallowed
Deathbringer Thoctar
Altar of Dementia

Requires
Mikaeus, the Unhallowed must be on the battlefield. Deathbringer Thoctar must be on the battlefield. Altar of Dementia must be on the battlefield.
Steps
  1. Activate Deathbringer Thoctar by removing a +1/+1 counter from it, dealing 1 damage to any target.
  2. Repeat step 1 until Deathbringer Thoctar has no +1/+1 counters on it.
  3. Activate Altar of Dementia by sacrificing Deathbringer Thoctar.
  4. Deathbringer Thoctar dies, triggering its undying ability, returning it from your graveyard to the battlefield with a +1/+1 counter on it.
  5. Resolve the Altar of Dementia ability, causing target player to mill cards equal to Deathbringer Thoctar's power.
  6. Repeat.
Results
Infinite damage. Infinite death triggers. Infinite ETB. Infinite LTB. Infinite mill. Infinite sacrifice triggers. Infinite self-mill.

Marchesa, the Black Rose
0.16% of 9321 decks 15 decks
Thraximundar
0.61% of 1964 decks 12 decks
Korvold, Gleeful Glutton
0.93% of 1178 decks 11 decks
Kraum, Ludevic's Opus // Tormod, the Desecrator
1.39% of 288 decks 4 decks
Prossh, Skyraider of Kher
0.06% of 5151 decks 3 decks
Sedris, the Traitor King
0.16% of 1886 decks 3 decks
Judith, the Scourge Diva
0.35% of 847 decks 3 decks
Nekusar, the Mindrazer
0.01% of 18156 decks 2 decks
Chainer, Nightmare Adept
0.03% of 3170 decks 1 decks
The Scorpion God
0.05% of 2162 decks 1 decks
Morophon, the Boundless
0.01% of 9863 decks 1 decks
Legate Lanius, Caesar's Ace
0.56% of 179 decks 1 decks
Slimefoot and Squee
0.01% of 7791 decks 1 decks
The Beamtown Bullies
0.02% of 4840 decks 1 decks
Kroxa and Kunoros
0.05% of 2001 decks 1 decks
Exava, Rakdos Blood Witch
0.26% of 387 decks 1 decks
Sek'Kuar, Deathkeeper
0.08% of 1324 decks 1 decks
Tymaret, the Murder King
0.26% of 388 decks 1 decks
High Synergy Cards
Turn the Earth
67% of 18 decks +66% synergy
Carrion Feeder
71% of 70 decks +66% synergy
Tyvar, Jubilant Brawler
69% of 13 decks +64% synergy
Tinder Wall
67% of 18 decks +64% synergy
Worldly Tutor
78% of 18 decks +64% synergy
Vengevine
61% of 18 decks +61% synergy
Hogaak, Arisen Necropolis
61% of 18 decks +61% synergy
Hermit Druid
61% of 18 decks +60% synergy
Sylvan Safekeeper
61% of 18 decks +58% synergy
Life from the Loam
61% of 18 decks +57% synergy
Top Cards
Culling Ritual
67% of 18 decks +56% synergy
Ashnod's Altar
63% of 70 decks +55% synergy
Greater Good
61% of 18 decks +56% synergy
Phyrexian Altar
59% of 70 decks +55% synergy
Elvish Spirit Guide
56% of 18 decks +52% synergy
Rooftop Storm
55% of 38 decks +53% synergy
Gravecrawler
53% of 70 decks +50% synergy
Wilhelt, the Rotcleaver
50% of 34 decks +48% synergy
Green Sun's Zenith
50% of 18 decks +44% synergy
Finale of Devastation
50% of 18 decks +42% synergy
Creatures
Accursed Marauder
50% of 8 decks +41% synergy
Diregraf Captain
47% of 38 decks +44% synergy
Warren Soultrader
47% of 15 decks +39% synergy
Shambling Shell
44% of 18 decks +44% synergy
Golgari Grave-Troll
39% of 18 decks +37% synergy
Delighted Halfling
38% of 8 decks +23% synergy
Grimgrin, Corpse-Born
37% of 38 decks +36% synergy
Viscera Seer
36% of 70 decks +26% synergy
Ignoble Hierarch
33% of 18 decks +8% synergy
Triskelion
33% of 70 decks +32% synergy
Pitiless Plunderer
32% of 69 decks +24% synergy
Gray Merchant of Asphodel
31% of 70 decks +22% synergy
Midnight Reaper
30% of 67 decks +26% synergy
Baleful Strix
29% of 38 decks +16% synergy
Dockside Extortionist
29% of 66 decks +16% synergy
Greater Mossdog
28% of 18 decks +28% synergy
Birds of Paradise
28% of 18 decks +1% synergy
Cryptbreaker
27% of 70 decks +26% synergy
Sage of Fables
26% of 38 decks +26% synergy
Phyrexian Delver
26% of 70 decks +24% synergy
Zulaport Cutthroat
26% of 70 decks +16% synergy
Flayer of the Hatebound
24% of 70 decks +24% synergy
Murderous Redcap
24% of 70 decks +23% synergy
Grim Haruspex
24% of 70 decks +20% synergy
Solemn Simulacrum
24% of 70 decks +10% synergy
Poxwalkers
24% of 50 decks +24% synergy
Glen Elendra Archmage
24% of 38 decks +21% synergy
Diregraf Colossus
23% of 70 decks +21% synergy
Death Baron
23% of 70 decks +21% synergy
Rot Hulk
22% of 67 decks +22% synergy
The Scarab God
22% of 37 decks +19% synergy
Blood Artist
21% of 70 decks +10% synergy
River Kelpie
21% of 38 decks +20% synergy
Gisa and Geralf
21% of 38 decks +19% synergy
Undead Augur
21% of 67 decks +19% synergy
Hordewing Skaab
21% of 34 decks +19% synergy
Undead Warchief
20% of 70 decks +19% synergy
Headless Rider
20% of 60 decks +19% synergy
Sidisi, Undead Vizier
20% of 70 decks +18% synergy
Spark Double
19% of 36 decks +12% synergy
Puppeteer Clique
19% of 70 decks +17% synergy
Nightscape Familiar
19% of 70 decks +16% synergy
Yahenni, Undying Partisan
19% of 70 decks +15% synergy
Reassembling Skeleton
19% of 70 decks +15% synergy
Lich Lord of Unx
18% of 38 decks +18% synergy
Havengul Lich
18% of 38 decks +17% synergy
Mulldrifter
18% of 38 decks +13% synergy
Mayhem Devil
18% of 67 decks +8% synergy
Cleaver Skaab
18% of 34 decks +16% synergy
Nantuko Husk
17% of 70 decks +17% synergy
Instants
Veil of Summer
44% of 18 decks +38% synergy
Dark Ritual
41% of 70 decks +19% synergy
Cyclonic Rift
39% of 38 decks +12% synergy
Assassin's Trophy
39% of 18 decks +9% synergy
Entomb
37% of 70 decks +30% synergy
Counterspell
37% of 38 decks -6% synergy
Chaos Warp
36% of 70 decks +4% synergy
Vampiric Tutor
34% of 70 decks +16% synergy
Fierce Guardianship
24% of 34 decks +6% synergy
Terminate
21% of 70 decks +1% synergy
Swan Song
21% of 38 decks +5% synergy
An Offer You Can't Refuse
19% of 32 decks -2% synergy
Deflecting Swat
18% of 65 decks +2% synergy
Culling the Weak
17% of 70 decks +13% synergy
Village Rites
17% of 65 decks +7% synergy
Noxious Revival
17% of 18 decks +11% synergy
Putrefy
17% of 18 decks +1% synergy
Heroic Intervention
17% of 18 decks -13% synergy
Arcane Denial
16% of 38 decks -4% synergy
Mana Drain
13% of 38 decks -2% synergy
Brainstorm
13% of 38 decks -8% synergy
Rakdos Charm
13% of 70 decks -1% synergy
Deadly Rollick
12% of 65 decks +2% synergy
Deadly Dispute
11% of 63 decks -0% synergy
Darkblast
10% of 70 decks +10% synergy
Bedevil
9% of 67 decks -5% synergy
Red Elemental Blast
9% of 70 decks +2% synergy
First Day of Class
8% of 63 decks +8% synergy
Force of Will
8% of 38 decks -3% synergy
Negate
8% of 38 decks -15% synergy
Tragic Slip
7% of 70 decks +3% synergy
Lethal Scheme
7% of 57 decks +6% synergy
Plumb the Forbidden
6% of 63 decks +3% synergy
Malakir Rebirth
6% of 65 decks -2% synergy
Altar's Reap
6% of 70 decks +5% synergy
Cabal Ritual
6% of 70 decks +1% synergy
Pyroblast
6% of 70 decks -1% synergy
Wild Magic Surge
5% of 55 decks +2% synergy
Sorceries
Sylvan Tutor
44% of 18 decks +43% synergy
Demonic Tutor
39% of 70 decks +16% synergy
Reanimate
37% of 70 decks +22% synergy
Blasphemous Act
34% of 70 decks +1% synergy
Diabolic Intent
30% of 70 decks +21% synergy
Dread Return
29% of 70 decks +23% synergy
Feed the Swarm
28% of 65 decks +9% synergy
Faithless Looting
26% of 70 decks +9% synergy
Living Death
24% of 70 decks +19% synergy
Gamble
24% of 70 decks +14% synergy
Unmarked Grave
24% of 63 decks +21% synergy
Buried Alive
21% of 70 decks +16% synergy
Victimize
20% of 70 decks +8% synergy
Vandalblast
20% of 70 decks +4% synergy
Toxic Deluge
20% of 70 decks +3% synergy
Damnation
19% of 70 decks +10% synergy
Postmortem Lunge
16% of 70 decks +16% synergy
Exhume
16% of 70 decks +15% synergy
Imperial Seal
16% of 70 decks +10% synergy
Zombie Apocalypse
14% of 70 decks +13% synergy
Wheel of Fortune
14% of 70 decks +9% synergy
Cruel Ultimatum
13% of 38 decks +10% synergy
Distant Melody
13% of 38 decks +8% synergy
Cabal Therapy
13% of 70 decks +13% synergy
Empty the Laboratory
12% of 34 decks +11% synergy
Jeska's Will
11% of 64 decks -7% synergy
Slave of Bolas
11% of 38 decks +10% synergy
Conflagrate
10% of 70 decks +10% synergy
Rise of the Dark Realms
10% of 70 decks +7% synergy
Army of the Damned
9% of 70 decks +6% synergy
Diabolic Tutor
9% of 70 decks +2% synergy
Windfall
8% of 38 decks -5% synergy
Agadeem's Awakening
8% of 65 decks +4% synergy
Final Parting
7% of 69 decks +6% synergy
Mob Rule
7% of 70 decks +6% synergy
Insurrection
7% of 70 decks +6% synergy
Grim Tutor
7% of 70 decks +2% synergy
Night's Whisper
7% of 70 decks -2% synergy
Mark of Mutiny
6% of 70 decks +5% synergy
Read the Bones
6% of 70 decks -2% synergy
Sign in Blood
6% of 70 decks -4% synergy
Utility Artifacts
Tarrian's Soulcleaver
32% of 19 decks +29% synergy
Skullclamp
27% of 70 decks +15% synergy
Unscythe, Killer of Kings
16% of 38 decks +15% synergy
Lightning Greaves
16% of 70 decks -10% synergy
Nazgûl Battle-Mace
14% of 21 decks +14% synergy
Swiftfoot Boots
14% of 70 decks -14% synergy
The Ozolith
12% of 65 decks +9% synergy
Animation Module
10% of 70 decks +10% synergy
Spawning Pit
9% of 70 decks +8% synergy
Wand of Orcus
8% of 63 decks +7% synergy
The One Ring
8% of 39 decks -1% synergy
Bolas's Citadel
6% of 67 decks -3% synergy
Whip of Erebos
6% of 70 decks +2% synergy
Enchantments
Sylvan Library
50% of 18 decks +38% synergy
Goblin Bombardment
40% of 70 decks +34% synergy
Squandered Resources
39% of 18 decks +38% synergy
Necroduality
30% of 33 decks +29% synergy
Rhystic Study
29% of 38 decks +1% synergy
Moldervine Cloak
28% of 18 decks +28% synergy
Survival of the Fittest
28% of 18 decks +26% synergy
Grave Pact
26% of 70 decks +21% synergy
Animate Dead
26% of 70 decks +16% synergy
Dictate of Erebos
24% of 70 decks +20% synergy
Thran Vigil
22% of 49 decks +22% synergy
Unspeakable Symbol
19% of 70 decks +18% synergy
Phyrexian Arena
19% of 70 decks +4% synergy
Primal Vigor
17% of 18 decks +14% synergy
Parallel Lives
17% of 18 decks +9% synergy
Doubling Season
17% of 18 decks +8% synergy
Bridge from Below
16% of 70 decks +16% synergy
Endless Ranks of the Dead
16% of 70 decks +14% synergy
Grave Betrayal
14% of 70 decks +13% synergy
Uncivil Unrest
14% of 37 decks +12% synergy
Bastion of Remembrance
12% of 65 decks +6% synergy
All Will Be One
12% of 41 decks +9% synergy
Sneak Attack
11% of 70 decks +9% synergy
Kindred Discovery
11% of 37 decks +3% synergy
Mystic Remora
11% of 38 decks -7% synergy
Feast on the Fallen
10% of 70 decks +10% synergy
Phyrexian Reclamation
10% of 70 decks +6% synergy
Black Market
10% of 70 decks +5% synergy
Impact Tremors
10% of 70 decks +1% synergy
Underworld Breach
9% of 65 decks +3% synergy
Reflections of Littjara
9% of 34 decks +4% synergy
Call to the Grave
9% of 70 decks +8% synergy
Propaganda
8% of 38 decks -4% synergy
Open the Graves
7% of 67 decks +6% synergy
Dreadhorde Invasion
7% of 67 decks +5% synergy
Attrition
7% of 70 decks +6% synergy
Warstorm Surge
7% of 70 decks +2% synergy
The Meathook Massacre
6% of 63 decks +1% synergy
Vampiric Rites
6% of 70 decks +3% synergy
Necromancy
6% of 70 decks +3% synergy
Necropotence
6% of 70 decks +0% synergy
Black Market Connections
5% of 55 decks -5% synergy
Planeswalkers
Liliana, Dreadhorde General
15% of 67 decks +11% synergy
Nicol Bolas, Planeswalker
11% of 38 decks +8% synergy
Liliana, Death's Majesty
10% of 69 decks +8% synergy
Liliana, Untouched by Death
6% of 67 decks +5% synergy
Utility Lands
Dryad Arbor
61% of 18 decks +57% synergy
Boseiju, Who Endures
59% of 17 decks +39% synergy
Urborg, Tomb of Yawgmoth
53% of 70 decks +43% synergy
Phyrexian Tower
41% of 70 decks +33% synergy
Bojuka Bog
33% of 70 decks +2% synergy
Ancient Tomb
27% of 70 decks +17% synergy
Reliquary Tower
27% of 70 decks -2% synergy
High Market
17% of 70 decks +14% synergy
Takenuma, Abandoned Mire
15% of 59 decks +5% synergy
Field of the Dead
15% of 66 decks +12% synergy
Unholy Grotto
14% of 70 decks +14% synergy
Dakmor Salvage
13% of 70 decks +11% synergy
Rogue's Passage
13% of 70 decks -6% synergy
Temple of the False God
11% of 70 decks +2% synergy
Yavimaya, Cradle of Growth
11% of 63 decks +2% synergy
Volrath's Stronghold
10% of 70 decks +9% synergy
Arcane Lighthouse
10% of 70 decks +9% synergy
Barren Moor
10% of 70 decks +6% synergy
Cabal Coffers
10% of 70 decks -1% synergy
The Black Gate
10% of 31 decks +6% synergy
Urza's Saga
10% of 63 decks +2% synergy
Otawara, Soaring City
9% of 32 decks -8% synergy
Forge of Heroes
9% of 67 decks +8% synergy
Westvale Abbey
6% of 70 decks +3% synergy
Kher Keep
6% of 70 decks +3% synergy
Spinerock Knoll
6% of 70 decks +1% synergy
Shizo, Death's Storehouse
6% of 70 decks +1% synergy
Mortuary Mire
6% of 70 decks +1% synergy
Sokenzan, Crucible of Defiance
5% of 59 decks +0% synergy
Mana Artifacts
Sol Ring
96% of 70 decks +11% synergy
Arcane Signet
68% of 66 decks -4% synergy
Dimir Signet
42% of 38 decks +12% synergy
Rakdos Signet
40% of 70 decks +10% synergy
Talisman of Dominance
34% of 38 decks +3% synergy
Talisman of Indulgence
31% of 70 decks +5% synergy
Izzet Signet
29% of 38 decks +0% synergy
Talisman of Creativity
28% of 36 decks -1% synergy
Relic of Sauron
24% of 21 decks +13% synergy
Mana Vault
21% of 70 decks +15% synergy
Mana Crypt
21% of 70 decks +12% synergy
Fellwar Stone
21% of 70 decks +0% synergy
Lotus Petal
16% of 70 decks +9% synergy
Jeweled Lotus
14% of 64 decks +8% synergy
Lion's Eye Diamond
13% of 70 decks +11% synergy
Chrome Mox
13% of 70 decks +6% synergy
Chromatic Lantern
11% of 70 decks +2% synergy
Commander's Sphere
11% of 70 decks -4% synergy
Mind Stone
10% of 70 decks -7% synergy
Obelisk of Grixis
8% of 38 decks +7% synergy
Gilded Lotus
6% of 70 decks +2% synergy
Lands
Command Tower
91% of 70 decks +18% synergy
Overgrown Tomb
89% of 18 decks +46% synergy
Nurturing Peatland
72% of 18 decks +66% synergy
Seething Landscape
71% of 7 decks +55% synergy
Blood Crypt
70% of 70 decks +31% synergy
Taiga
67% of 18 decks +54% synergy
Bayou
67% of 18 decks +53% synergy
Undergrowth Stadium
67% of 18 decks +40% synergy
Stomping Ground
67% of 18 decks +25% synergy
Steam Vents
61% of 38 decks +21% synergy
Watery Grave
61% of 38 decks +20% synergy
Ziatora's Proving Ground
59% of 17 decks +27% synergy
Crumbling Necropolis
58% of 38 decks +27% synergy
Bloodstained Mire
54% of 70 decks +44% synergy
Drowned Catacomb
50% of 38 decks +25% synergy
Xander's Lounge
50% of 32 decks +22% synergy
Dragonskull Summit
49% of 70 decks +18% synergy
Luxury Suite
44% of 68 decks +18% synergy
Shivan Reef
42% of 38 decks +15% synergy
Morphic Pool
42% of 36 decks +15% synergy
Polluted Delta
41% of 70 decks +30% synergy
Scalding Tarn
40% of 70 decks +29% synergy
Underground River
39% of 38 decks +20% synergy
Sunken Hollow
39% of 38 decks +5% synergy
Exotic Orchard
37% of 70 decks +2% synergy
Sulfurous Springs
36% of 70 decks +16% synergy
Smoldering Marsh
36% of 70 decks +3% synergy
Spire Garden
33% of 18 decks +9% synergy
Woodland Cemetery
33% of 18 decks +6% synergy
Sulfur Falls
32% of 38 decks +1% synergy
City of Brass
30% of 70 decks +22% synergy
Badlands
30% of 70 decks +16% synergy
Graven Cairns
29% of 70 decks +21% synergy
Savage Lands
28% of 18 decks +4% synergy
Llanowar Wastes
28% of 18 decks +2% synergy
Mana Confluence
26% of 70 decks +18% synergy
Marsh Flats
26% of 70 decks +14% synergy
Verdant Catacombs
26% of 70 decks +14% synergy
Haunted Ridge
24% of 63 decks +8% synergy
Raucous Theater
24% of 17 decks +10% synergy
Training Center
24% of 34 decks -4% synergy
Arid Mesa
23% of 70 decks +12% synergy
Karplusan Forest
22% of 18 decks +5% synergy
Wooded Foothills
21% of 70 decks +11% synergy
Underground Sea
21% of 38 decks +7% synergy
Temple of Deceit
21% of 38 decks +5% synergy
Shipwreck Marsh
21% of 34 decks +2% synergy
Temple of Malice
20% of 70 decks +6% synergy
Path of Ancestry
19% of 69 decks -2% synergy
Foreboding Ruins
19% of 70 decks +3% synergy