Mikaeus, the Unhallowed
Phyrexian Altar
Chaos Spewer

   Prerequisites

What do I need to start this combo?
All permanents on the battlefield (Chaos Spewer without a +1/+1 counter on it on the battlefield).

   Steps

How does this combo work?
1
Activate Phyrexian Altar by sacrificing Chaos Spewer.
2
When Chaos Spewer dies, its undying ability triggers, returning it from your graveyard to the battlefield with a +1/+1 counter on it.
3
When Chaos Spewer enters the battlefield, it triggers, putting a -1/-1 counter on it.
4
Repeat.

   Results

What do I get from this combo?
Infinite ETB
Infinite LTB
Infinite colored mana
Infinite death triggers
Infinite sacrifice triggers
Auntie Ool, Cursewretch
0.0%inclusion4 decks11.6K decks
Top Commanders
Celes, Rune Knight
0.0%inclusion2 decks8.43K decks
The Scorpion God
0.0%inclusion1 decks2.71K decks
New Cards
The Reaper, King No More
100%inclusion4 decks4 decks
94%synergy
Dread Tiller
75%inclusion3 decks4 decks
71%synergy
Sinister Gnarlbark
71%inclusion5 decks7 decks
69%synergy
Village Pillagers
71%inclusion5 decks7 decks
70%synergy
Scuzzback Scrounger
57%inclusion4 decks7 decks
56%synergy
High Synergy Cards
Flourishing Defenses
100%inclusion4 decks4 decks
99%synergy
Hapatra, Vizier of Poisons
100%inclusion4 decks4 decks
99%synergy
Devoted Druid
100%inclusion4 decks4 decks
97%synergy
Carnifex Demon
71%inclusion5 decks7 decks
71%synergy
Blowfly Infestation
71%inclusion5 decks7 decks
71%synergy
Necroskitter
71%inclusion5 decks7 decks
70%synergy
Kulrath Knight
71%inclusion5 decks7 decks
70%synergy
Everlasting Torment
71%inclusion5 decks7 decks
70%synergy
Persistent Constrictor
71%inclusion5 decks7 decks
70%synergy
Black Sun's Zenith
71%inclusion5 decks7 decks
70%synergy
Top Cards
Massacre Girl, Known Killer
71%inclusion5 decks7 decks
70%synergy
Persist
71%inclusion5 decks7 decks
69%synergy
Dusk Urchins
57%inclusion4 decks7 decks
57%synergy
Nest of Scarabs
57%inclusion4 decks7 decks
56%synergy
Maha, Its Feathers Night
57%inclusion4 decks7 decks
56%synergy
Murderous Redcap
57%inclusion4 decks7 decks
56%synergy
Reanimate
57%inclusion4 decks7 decks
38%synergy
Game Changers
Enlightened Tutor
50%inclusion1 decks2 decks
35%synergy
Smothering Tithe
50%inclusion1 decks2 decks
29%synergy
Ancient Tomb
29%inclusion2 decks7 decks
19%synergy
Vampiric Tutor
29%inclusion2 decks7 decks
14%synergy
Demonic Tutor
29%inclusion2 decks7 decks
9%synergy
Gaea's Cradle
25%inclusion1 decks4 decks
19%synergy
Worldly Tutor
25%inclusion1 decks4 decks
13%synergy
Grim Monolith
14%inclusion1 decks7 decks
12%synergy
Creatures
Kithkin Spellduster
100%inclusion2 decks2 decks
100%synergy
Restless Apparition
100%inclusion2 decks2 decks
100%synergy
Twilight Shepherd
100%inclusion2 decks2 decks
100%synergy
Obstinate Gargoyle
100%inclusion2 decks2 decks
100%synergy
Anafenza, Kin-Tree Spirit
100%inclusion2 decks2 decks
99%synergy
Channeler Initiate
75%inclusion3 decks4 decks
75%synergy
Wickerbough Elder
75%inclusion3 decks4 decks
74%synergy
Generous Patron
75%inclusion3 decks4 decks
74%synergy
Grumgully, the Generous
75%inclusion3 decks4 decks
73%synergy
Ignoble Hierarch
75%inclusion3 decks4 decks
50%synergy
Barrenton Medic
50%inclusion1 decks2 decks
50%synergy
Vizier of Remedies
50%inclusion1 decks2 decks
50%synergy
Quillspike
50%inclusion2 decks4 decks
50%synergy
Shilgengar, Sire of Famine
50%inclusion1 decks2 decks
50%synergy
Koll, the Forgemaster
50%inclusion1 decks2 decks
49%synergy
Tariel, Reckoner of Souls
50%inclusion1 decks2 decks
49%synergy
Eirdu, Carrier of Dawn
50%inclusion1 decks2 decks
49%synergy
Obelisk Spider
50%inclusion2 decks4 decks
49%synergy
Luminous Broodmoth
50%inclusion1 decks2 decks
47%synergy
Heliod, Sun-Crowned
50%inclusion1 decks2 decks
47%synergy
Evolution Sage
50%inclusion2 decks4 decks
44%synergy
Elas il-Kor, Sadistic Pilgrim
50%inclusion1 decks2 decks
40%synergy
Heirloom Auntie
43%inclusion3 decks7 decks
43%synergy
Soul Snuffers
43%inclusion3 decks7 decks
42%synergy
Spitting Dilophosaurus
43%inclusion3 decks7 decks
42%synergy
Putrid Goblin
43%inclusion3 decks7 decks
42%synergy
The Scorpion God
43%inclusion3 decks7 decks
42%synergy
Puppeteer Clique
43%inclusion3 decks7 decks
42%synergy
Yawgmoth, Thran Physician
43%inclusion3 decks7 decks
40%synergy
Blood Artist
43%inclusion3 decks7 decks
32%synergy
Furystoke Giant
29%inclusion2 decks7 decks
28%synergy
Lingering Tormentor
29%inclusion2 decks7 decks
28%synergy
Thunderblust
29%inclusion2 decks7 decks
28%synergy
Ammit Eternal
29%inclusion2 decks7 decks
28%synergy
Hexavus
29%inclusion2 decks7 decks
28%synergy
Thermopod
29%inclusion2 decks7 decks
28%synergy
Geralf's Messenger
29%inclusion2 decks7 decks
28%synergy
Triskelion
29%inclusion2 decks7 decks
28%synergy
Butcher Ghoul
29%inclusion2 decks7 decks
28%synergy
Gristle Glutton
29%inclusion2 decks7 decks
28%synergy
Skinrender
29%inclusion2 decks7 decks
28%synergy
Shadow Urchin
29%inclusion2 decks7 decks
28%synergy
Moonshadow
29%inclusion2 decks7 decks
28%synergy
Dawnhand Dissident
29%inclusion2 decks7 decks
27%synergy
Tree of Perdition
29%inclusion2 decks7 decks
27%synergy
Oft-Nabbed Goat
29%inclusion2 decks7 decks
27%synergy
Umbral Collar Zealot
29%inclusion2 decks7 decks
26%synergy
Chainer, Nightmare Adept
29%inclusion2 decks7 decks
24%synergy
Zulaport Cutthroat
29%inclusion2 decks7 decks
20%synergy
Hexing Squelcher
29%inclusion2 decks7 decks
20%synergy
Instants
Assassin's Trophy
75%inclusion3 decks4 decks
44%synergy
Galadriel's Dismissal
50%inclusion1 decks2 decks
48%synergy
Ephemerate
50%inclusion1 decks2 decks
44%synergy
Silence
50%inclusion1 decks2 decks
44%synergy
Putrefy
50%inclusion2 decks4 decks
34%synergy
Swords to Plowshares
50%inclusion1 decks2 decks
-11%synergy
Blight Rot
43%inclusion3 decks7 decks
42%synergy
Terminate
43%inclusion3 decks7 decks
24%synergy
Chaos Warp
43%inclusion3 decks7 decks
13%synergy
Whisper of the Dross
29%inclusion2 decks7 decks
28%synergy
Infernal Grasp
29%inclusion2 decks7 decks
21%synergy
Malakir Rebirth
29%inclusion2 decks7 decks
20%synergy
Deadly Rollick
29%inclusion2 decks7 decks
15%synergy
Dark Ritual
29%inclusion2 decks7 decks
4%synergy
Heroic Intervention
25%inclusion1 decks4 decks
-5%synergy
Beast Within
25%inclusion1 decks4 decks
-9%synergy
Scar
14%inclusion1 decks7 decks
14%synergy
Dose of Dawnglow
14%inclusion1 decks7 decks
14%synergy
Grim Affliction
14%inclusion1 decks7 decks
14%synergy
Undying Evil
14%inclusion1 decks7 decks
14%synergy
Cathartic Pyre
14%inclusion1 decks7 decks
13%synergy
Sudden Spoiling
14%inclusion1 decks7 decks
13%synergy
Fire Covenant
14%inclusion1 decks7 decks
12%synergy
Culling the Weak
14%inclusion1 decks7 decks
10%synergy
Fell the Profane
14%inclusion1 decks7 decks
5%synergy
Bedevil
14%inclusion1 decks7 decks
2%synergy
Deflecting Swat
14%inclusion1 decks7 decks
-3%synergy
Sorceries
Fumigate
50%inclusion1 decks2 decks
47%synergy
Vanquish the Horde
50%inclusion1 decks2 decks
46%synergy
Idyllic Tutor
50%inclusion1 decks2 decks
46%synergy
Sevinne's Reclamation
50%inclusion1 decks2 decks
43%synergy
Ruinous Ultimatum
50%inclusion1 decks2 decks
31%synergy
Incremental Blight
29%inclusion2 decks7 decks
28%synergy
Bogslither's Embrace
29%inclusion2 decks7 decks
28%synergy
Darkness Descends
29%inclusion2 decks7 decks
28%synergy
Aberrant Return
29%inclusion2 decks7 decks
27%synergy
Night's Whisper
29%inclusion2 decks7 decks
19%synergy
Faithless Looting
29%inclusion2 decks7 decks
13%synergy
Three Visits
25%inclusion1 decks4 decks
1%synergy
Nature's Lore
25%inclusion1 decks4 decks
-6%synergy
Rampant Growth
25%inclusion1 decks4 decks
-8%synergy
Farseek
25%inclusion1 decks4 decks
-11%synergy
Lethal Sting
14%inclusion1 decks7 decks
14%synergy
Liliana's Influence
14%inclusion1 decks7 decks
14%synergy
Cinder Strike
14%inclusion1 decks7 decks
14%synergy
Zombify
14%inclusion1 decks7 decks
14%synergy
Coiling Rebirth
14%inclusion1 decks7 decks
13%synergy
Burning Curiosity
14%inclusion1 decks7 decks
13%synergy
Eventide's Shadow
14%inclusion1 decks7 decks
13%synergy
Drown in Ichor
14%inclusion1 decks7 decks
13%synergy
Profane Tutor
14%inclusion1 decks7 decks
12%synergy
Torment of Hailfire
14%inclusion1 decks7 decks
10%synergy
Exsanguinate
14%inclusion1 decks7 decks
7%synergy
Victimize
14%inclusion1 decks7 decks
2%synergy
Vandalblast
14%inclusion1 decks7 decks
-1%synergy
Utility Artifacts
Ashnod's Altar
43%inclusion3 decks7 decks
36%synergy
Cauldron of Souls
29%inclusion2 decks7 decks
28%synergy
Contagion Engine
29%inclusion2 decks7 decks
28%synergy
Altar of Dementia
29%inclusion2 decks7 decks
26%synergy
The Ozolith
29%inclusion2 decks7 decks
25%synergy
Lightning Greaves
29%inclusion2 decks7 decks
4%synergy
Larval Scoutlander
25%inclusion1 decks4 decks
24%synergy
Hearthhull, the Worldseed
25%inclusion1 decks4 decks
22%synergy
Exploration Broodship
25%inclusion1 decks4 decks
22%synergy
Carnage Altar
14%inclusion1 decks7 decks
14%synergy
Urza's Filter
14%inclusion1 decks7 decks
14%synergy
Oathkeeper, Takeno's Daisho
14%inclusion1 decks7 decks
14%synergy
Animation Module
14%inclusion1 decks7 decks
14%synergy
Blasting Station
14%inclusion1 decks7 decks
14%synergy
Blade of the Bloodchief
14%inclusion1 decks7 decks
14%synergy
Sword of Truth and Justice
14%inclusion1 decks7 decks
13%synergy
Contagion Clasp
14%inclusion1 decks7 decks
13%synergy
Shadowspear
14%inclusion1 decks7 decks
11%synergy
Whispersilk Cloak
14%inclusion1 decks7 decks
11%synergy
Jet Medallion
14%inclusion1 decks7 decks
11%synergy
Basilisk Collar
14%inclusion1 decks7 decks
10%synergy
Wishclaw Talisman
14%inclusion1 decks7 decks
9%synergy
Skullclamp
14%inclusion1 decks7 decks
3%synergy
Enchantments
Solemnity
100%inclusion2 decks2 decks
99%synergy
Delaying Shield
50%inclusion1 decks2 decks
50%synergy
Together Forever
50%inclusion1 decks2 decks
49%synergy
Cleric Class
50%inclusion1 decks2 decks
48%synergy
Cathars' Crusade
50%inclusion1 decks2 decks
45%synergy
Land Tax
50%inclusion1 decks2 decks
44%synergy
Rhythm of the Wild
50%inclusion2 decks4 decks
28%synergy
Crumbling Ashes
43%inclusion3 decks7 decks
42%synergy
All Will Be One
43%inclusion3 decks7 decks
41%synergy
Goblin Bombardment
43%inclusion3 decks7 decks
37%synergy
Thran Vigil
29%inclusion2 decks7 decks
28%synergy
Grave Venerations
29%inclusion2 decks7 decks
26%synergy
The Meathook Massacre
29%inclusion2 decks7 decks
23%synergy
Impact Tremors
29%inclusion2 decks7 decks
19%synergy
Living Plane
25%inclusion1 decks4 decks
25%synergy
Nature's Revolt
25%inclusion1 decks4 decks
25%synergy
Puca's Covenant
25%inclusion1 decks4 decks
24%synergy
Sphere Grid
25%inclusion1 decks4 decks
22%synergy
Consuming Fervor
14%inclusion1 decks7 decks
14%synergy
Strands of Night
14%inclusion1 decks7 decks
14%synergy
Retribution of the Ancients
14%inclusion1 decks7 decks
14%synergy
Nowhere to Run
14%inclusion1 decks7 decks
13%synergy
Lasting Tarfire
14%inclusion1 decks7 decks
13%synergy
Oversold Cemetery
14%inclusion1 decks7 decks
12%synergy
Sneak Attack
14%inclusion1 decks7 decks
12%synergy
Revel in Riches
14%inclusion1 decks7 decks
11%synergy
Planeswalkers
Liliana, Death Wielder
14%inclusion1 decks7 decks
14%synergy
Liliana, Untouched by Death
14%inclusion1 decks7 decks
14%synergy
Vraska, Betrayal's Sting
14%inclusion1 decks7 decks
12%synergy
Liliana, Dreadhorde General
14%inclusion1 decks7 decks
11%synergy
Utility Lands
Nesting Grounds
57%inclusion4 decks7 decks
55%synergy
Boseiju, Who Endures
50%inclusion2 decks4 decks
31%synergy
Ifnir Deadlands
29%inclusion2 decks7 decks
28%synergy
Phyrexian Tower
29%inclusion2 decks7 decks
20%synergy
Urborg, Tomb of Yawgmoth
29%inclusion2 decks7 decks
20%synergy
Bojuka Bog
29%inclusion2 decks7 decks
-1%synergy
Evendo, Waking Haven
25%inclusion1 decks4 decks
20%synergy
Shifting Woodland
25%inclusion1 decks4 decks
18%synergy
Kavaron, Memorial World
14%inclusion1 decks7 decks
14%synergy
Ramunap Ruins
14%inclusion1 decks7 decks
13%synergy
Ghost Quarter
14%inclusion1 decks7 decks
12%synergy
Susur Secundi, Void Altar
14%inclusion1 decks7 decks
12%synergy
Geier Reach Sanitarium
14%inclusion1 decks7 decks
11%synergy
Scavenger Grounds
14%inclusion1 decks7 decks
11%synergy
Shizo, Death's Storehouse
14%inclusion1 decks7 decks
10%synergy
Urza's Saga
14%inclusion1 decks7 decks
7%synergy
Takenuma, Abandoned Mire
14%inclusion1 decks7 decks
6%synergy
Yavimaya, Cradle of Growth
14%inclusion1 decks7 decks
6%synergy
Reliquary Tower
14%inclusion1 decks7 decks
-16%synergy
Mana Artifacts
Arcane Signet
86%inclusion6 decks7 decks
14%synergy
Sol Ring
86%inclusion6 decks7 decks
2%synergy
Savai Crystal
50%inclusion1 decks2 decks
49%synergy
Boros Signet
50%inclusion1 decks2 decks
31%synergy
Orzhov Signet
50%inclusion1 decks2 decks
27%synergy
Talisman of Conviction
50%inclusion1 decks2 decks
26%synergy
Talisman of Hierarchy
50%inclusion1 decks2 decks
24%synergy
Rakdos Signet
29%inclusion2 decks7 decks
4%synergy
Talisman of Indulgence
29%inclusion2 decks7 decks
1%synergy
Wickersmith's Tools
14%inclusion1 decks7 decks
14%synergy
Bender's Waterskin
14%inclusion1 decks7 decks
11%synergy
Decanter of Endless Water
14%inclusion1 decks7 decks
10%synergy
Chromatic Lantern
14%inclusion1 decks7 decks
6%synergy
Commander's Sphere
14%inclusion1 decks7 decks
3%synergy
Thought Vessel
14%inclusion1 decks7 decks
-3%synergy
Lands
Savai Triome
100%inclusion2 decks2 decks
76%synergy
Command Tower
100%inclusion7 decks7 decks
26%synergy
Vernal Fen
75%inclusion3 decks4 decks
66%synergy
Savage Lands
75%inclusion3 decks4 decks
53%synergy
Cinder Glade
75%inclusion3 decks4 decks
37%synergy
Bloodstained Mire
57%inclusion4 decks7 decks
46%synergy
Festering Thicket
50%inclusion2 decks4 decks
45%synergy
Needleverge Pathway
50%inclusion1 decks2 decks
43%synergy
Shattered Landscape
50%inclusion1 decks2 decks
42%synergy
Brightclimb Pathway
50%inclusion1 decks2 decks
42%synergy
Sheltered Thicket
50%inclusion2 decks4 decks
40%synergy
Rootbound Crag
50%inclusion2 decks4 decks
22%synergy
Nomad Outpost
50%inclusion1 decks2 decks
21%synergy
Woodland Cemetery
50%inclusion2 decks4 decks
18%synergy
Isolated Chapel
50%inclusion1 decks2 decks
16%synergy
Clifftop Retreat
50%inclusion1 decks2 decks
15%synergy
Sacred Foundry
50%inclusion1 decks2 decks
13%synergy
Stomping Ground
50%inclusion2 decks4 decks
9%synergy
Arid Mesa
43%inclusion3 decks7 decks
33%synergy
Smoldering Marsh
43%inclusion3 decks7 decks
9%synergy
Dragonskull Summit
43%inclusion3 decks7 decks
8%synergy
Blood Crypt
43%inclusion3 decks7 decks
5%synergy
Riveteers Overlook
29%inclusion2 decks7 decks
27%synergy
Blightstep Pathway
29%inclusion2 decks7 decks
21%synergy
Canyon Slough
29%inclusion2 decks7 decks
20%synergy
Marsh Flats
29%inclusion2 decks7 decks
18%synergy
Sulfurous Springs
29%inclusion2 decks7 decks
5%synergy
Exotic Orchard
29%inclusion2 decks7 decks
-8%synergy
Thornspire Verge
25%inclusion1 decks4 decks
16%synergy
Twisted Landscape
25%inclusion1 decks4 decks
15%synergy
Gruul Turf
25%inclusion1 decks4 decks
11%synergy
Game Trail
25%inclusion1 decks4 decks
10%synergy
Golgari Rot Farm
25%inclusion1 decks4 decks
8%synergy
Rockfall Vale
25%inclusion1 decks4 decks
4%synergy
Llanowar Wastes
25%inclusion1 decks4 decks
-2%synergy
Overgrown Tomb
25%inclusion1 decks4 decks
-16%synergy
Lazotep Quarry
14%inclusion1 decks7 decks
13%synergy
Sulfurous Mire
14%inclusion1 decks7 decks
13%synergy
Jagged Barrens
14%inclusion1 decks7 decks
12%synergy
Geothermal Bog
14%inclusion1 decks7 decks
11%synergy
Prismatic Vista
14%inclusion1 decks7 decks
10%synergy
Reflecting Pool
14%inclusion1 decks7 decks
9%synergy
Fabled Passage
14%inclusion1 decks7 decks
5%synergy
Raucous Theater
14%inclusion1 decks7 decks
4%synergy
Scalding Tarn
14%inclusion1 decks7 decks
4%synergy
Wooded Foothills
14%inclusion1 decks7 decks
3%synergy
Verdant Catacombs
14%inclusion1 decks7 decks
3%synergy
Tainted Peak
14%inclusion1 decks7 decks
3%synergy
Misty Rainforest
14%inclusion1 decks7 decks
3%synergy
Rakdos Carnarium
14%inclusion1 decks7 decks
2%synergy