Mikaeus, the Unhallowed
Phyrexian Altar
The Reaper, King No More

   Prerequisites

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

   Steps

How does this combo work?
1
Activate Phyrexian Altar by sacrificing The Reaper.
2
When The Reaper dies, its undying ability triggers, returning it from your graveyard to the battlefield with a +1/+1 counter on it.
3
When The Reaper 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
Infinite -1/-1 counters
Infinite recursion of non-Human creatures you control
Auntie Ool, Cursewretch
2.4%inclusion238 decks10.1K decks
The Reaper, King No More
4.0%inclusion132 decks3.28K decks
Top Commanders
Reaper King
0.0%inclusion3 decks7.97K decks
Slimefoot and Squee
0.0%inclusion1 decks8.08K decks
Eddie Brock
0.0%inclusion1 decks6.64K decks
Korvold, Fae-Cursed King
0.0%inclusion1 decks18.7K decks
New Cards
Dread Tiller
81%inclusion306 decks376 decks
77%synergy
Village Pillagers
69%inclusion258 decks376 decks
67%synergy
Sinister Gnarlbark
66%inclusion248 decks376 decks
64%synergy
Scuzzback Scrounger
45%inclusion165 decks363 decks
44%synergy
Oft-Nabbed Goat
44%inclusion166 decks376 decks
42%synergy
High Synergy Cards
Hapatra, Vizier of Poisons
93%inclusion350 decks376 decks
92%synergy
Blowfly Infestation
89%inclusion336 decks376 decks
88%synergy
The Scorpion God
86%inclusion324 decks376 decks
85%synergy
Yawgmoth, Thran Physician
88%inclusion332 decks376 decks
85%synergy
Necroskitter
85%inclusion320 decks376 decks
84%synergy
Nest of Scarabs
85%inclusion319 decks376 decks
84%synergy
Massacre Girl, Known Killer
84%inclusion317 decks376 decks
83%synergy
Black Sun's Zenith
82%inclusion307 decks376 decks
80%synergy
Everlasting Torment
80%inclusion300 decks376 decks
79%synergy
Flourishing Defenses
77%inclusion290 decks376 decks
76%synergy
Top Cards
Ignoble Hierarch
83%inclusion312 decks376 decks
58%synergy
Assassin's Trophy
76%inclusion284 decks376 decks
45%synergy
Devoted Druid
72%inclusion272 decks376 decks
69%synergy
Kulrath Knight
70%inclusion265 decks376 decks
70%synergy
Obelisk Spider
70%inclusion264 decks376 decks
69%synergy
Maha, Its Feathers Night
69%inclusion259 decks376 decks
67%synergy
Soul Snuffers
68%inclusion257 decks376 decks
68%synergy
Carnifex Demon
68%inclusion255 decks376 decks
67%synergy
Generous Patron
66%inclusion247 decks376 decks
65%synergy
All Will Be One
64%inclusion241 decks376 decks
62%synergy
Game Changers
Demonic Tutor
39%inclusion146 decks376 decks
20%synergy
Vampiric Tutor
26%inclusion98 decks376 decks
11%synergy
Worldly Tutor
19%inclusion73 decks376 decks
7%synergy
Ancient Tomb
16%inclusion61 decks376 decks
7%synergy
Orcish Bowmasters
16%inclusion59 decks376 decks
7%synergy
The One Ring
9.0%inclusion34 decks376 decks
1%synergy
Gamble
5.9%inclusion22 decks376 decks
-3%synergy
Jeska's Will
5.6%inclusion21 decks376 decks
-10%synergy
Creatures
Wickerbough Elder
58%inclusion218 decks376 decks
57%synergy
Persistent Constrictor
58%inclusion218 decks376 decks
57%synergy
Evolution Sage
57%inclusion214 decks376 decks
50%synergy
Spitting Dilophosaurus
55%inclusion207 decks376 decks
54%synergy
Channeler Initiate
51%inclusion192 decks376 decks
51%synergy
Dusk Urchins
43%inclusion160 decks376 decks
42%synergy
Birds of Paradise
42%inclusion158 decks376 decks
15%synergy
Dawnhand Dissident
40%inclusion152 decks376 decks
39%synergy
Midnight Banshee
40%inclusion150 decks376 decks
39%synergy
Murderous Redcap
40%inclusion149 decks376 decks
38%synergy
Blood Artist
39%inclusion146 decks376 decks
27%synergy
Bloom Tender
37%inclusion139 decks376 decks
29%synergy
Quillspike
33%inclusion124 decks376 decks
33%synergy
Glissa Sunslayer
29%inclusion110 decks376 decks
24%synergy
Hexing Squelcher
29%inclusion109 decks376 decks
21%synergy
Tree of Perdition
28%inclusion105 decks376 decks
26%synergy
Zulaport Cutthroat
26%inclusion96 decks376 decks
17%synergy
Auntie Ool, Cursewretch
24%inclusion92 decks376 decks
23%synergy
Corrosive Mentor
24%inclusion91 decks376 decks
24%synergy
Warren Soultrader
23%inclusion88 decks376 decks
18%synergy
Harbinger of Night
23%inclusion87 decks376 decks
23%synergy
Grim Poppet
23%inclusion87 decks376 decks
23%synergy
Delighted Halfling
22%inclusion81 decks376 decks
10%synergy
Skinrender
21%inclusion79 decks376 decks
21%synergy
Cankerbloom
21%inclusion79 decks376 decks
17%synergy
Grumgully, the Generous
19%inclusion71 decks376 decks
17%synergy
Sephiroth, Fabled SOLDIER
18%inclusion69 decks376 decks
16%synergy
High Perfect Morcant
16%inclusion62 decks376 decks
14%synergy
Putrid Goblin
16%inclusion60 decks376 decks
15%synergy
Eternal Witness
16%inclusion59 decks376 decks
-1%synergy
Ammit Eternal
15%inclusion55 decks376 decks
14%synergy
Puppeteer Clique
14%inclusion54 decks376 decks
13%synergy
Elves of Deep Shadow
13%inclusion48 decks376 decks
4%synergy
Mayhem Devil
12%inclusion46 decks376 decks
2%synergy
Chainer, Nightmare Adept
11%inclusion41 decks376 decks
7%synergy
Anger
10%inclusion39 decks376 decks
4%synergy
Chatterfang, Squirrel General
10%inclusion38 decks376 decks
5%synergy
Enduring Vitality
10%inclusion38 decks376 decks
4%synergy
Moonshadow
10%inclusion36 decks363 decks
9%synergy
Viscera Seer
10%inclusion37 decks376 decks
2%synergy
Banewhip Punisher
10%inclusion36 decks376 decks
9%synergy
Boggart Trawler
9.3%inclusion35 decks376 decks
5%synergy
Gristle Glutton
9.1%inclusion34 decks372 decks
9%synergy
Sanguinary Priest
8.5%inclusion32 decks376 decks
8%synergy
Grub, Storied Matriarch
8.5%inclusion32 decks376 decks
8%synergy
Morbid Opportunist
8.2%inclusion31 decks376 decks
1%synergy
Deathrite Shaman
8.2%inclusion31 decks376 decks
-3%synergy
Shadow Urchin
7.7%inclusion28 decks363 decks
7%synergy
Young Wolf
7.7%inclusion29 decks376 decks
7%synergy
Agent Frank Horrigan
7.7%inclusion29 decks376 decks
5%synergy
Instants
Deflecting Swat
39%inclusion148 decks376 decks
23%synergy
Terminate
35%inclusion133 decks376 decks
16%synergy
Atomize
34%inclusion128 decks376 decks
30%synergy
Heroic Intervention
34%inclusion128 decks376 decks
4%synergy
Personify
33%inclusion1 decks3 decks
32%synergy
Harmonized Crescendo
33%inclusion1 decks3 decks
31%synergy
Deadly Rollick
32%inclusion121 decks376 decks
18%synergy
Grim Affliction
28%inclusion104 decks376 decks
27%synergy
Dark Ritual
28%inclusion104 decks376 decks
3%synergy
Beast Within
27%inclusion101 decks376 decks
-7%synergy
Putrefy
26%inclusion96 decks376 decks
9%synergy
Malakir Rebirth
24%inclusion91 decks376 decks
16%synergy
Sudden Spoiling
22%inclusion83 decks376 decks
20%synergy
Infernal Grasp
19%inclusion72 decks376 decks
12%synergy
Fire Covenant
14%inclusion54 decks376 decks
12%synergy
Abrupt Decay
14%inclusion51 decks376 decks
4%synergy
Blight Rot
13%inclusion49 decks363 decks
13%synergy
Fell the Profane
13%inclusion50 decks376 decks
4%synergy
Revitalizing Repast
13%inclusion49 decks376 decks
5%synergy
Saw in Half
12%inclusion46 decks376 decks
8%synergy
Redirect Lightning
11%inclusion42 decks376 decks
5%synergy
Whisper of the Dross
10%inclusion39 decks376 decks
9%synergy
Chaos Warp
10%inclusion37 decks376 decks
-20%synergy
Rakdos Charm
8.0%inclusion30 decks376 decks
-7%synergy
Veil of Summer
7.4%inclusion28 decks376 decks
2%synergy
Tibalt's Trickery
7.2%inclusion27 decks376 decks
2%synergy
Cathartic Pyre
6.1%inclusion23 decks376 decks
5%synergy
Burnt Offering
6.1%inclusion23 decks376 decks
4%synergy
Pyroblast
6.1%inclusion23 decks376 decks
0%synergy
Entomb
6.1%inclusion23 decks376 decks
-1%synergy
Noxious Revival
5.9%inclusion22 decks376 decks
1%synergy
Puncture Blast
5.6%inclusion21 decks376 decks
6%synergy
Krosan Grip
5.1%inclusion19 decks376 decks
0%synergy
Sorceries
Nature's Lore
54%inclusion202 decks376 decks
22%synergy
Three Visits
49%inclusion186 decks376 decks
25%synergy
Persist
47%inclusion178 decks376 decks
45%synergy
Farseek
45%inclusion170 decks376 decks
9%synergy
Aberrant Return
39%inclusion148 decks376 decks
38%synergy
Reanimate
38%inclusion143 decks376 decks
19%synergy
Incremental Blight
28%inclusion104 decks376 decks
27%synergy
Toxic Deluge
27%inclusion101 decks376 decks
9%synergy
Eventide's Shadow
25%inclusion95 decks376 decks
24%synergy
Soul Immolation
25%inclusion91 decks363 decks
24%synergy
Cultivate
20%inclusion77 decks376 decks
-22%synergy
Blasphemous Act
19%inclusion73 decks376 decks
-14%synergy
Darkness Descends
16%inclusion61 decks372 decks
16%synergy
Night's Whisper
16%inclusion59 decks376 decks
6%synergy
Eldritch Evolution
14%inclusion54 decks376 decks
10%synergy
Rampant Growth
14%inclusion54 decks376 decks
-19%synergy
Diabolic Intent
13%inclusion48 decks376 decks
5%synergy
Bala Ged Recovery
11%inclusion43 decks376 decks
4%synergy
Unnatural Restoration
11%inclusion42 decks376 decks
9%synergy
Kodama's Reach
10%inclusion39 decks376 decks
-17%synergy
Burning Curiosity
10%inclusion36 decks376 decks
8%synergy
Drown in Ichor
8.2%inclusion31 decks376 decks
7%synergy
Victimize
8.2%inclusion31 decks376 decks
-4%synergy
Vandalblast
8.2%inclusion31 decks376 decks
-7%synergy
Faithless Looting
8.0%inclusion30 decks376 decks
-8%synergy
Culling Ritual
7.7%inclusion29 decks376 decks
-3%synergy
Bogslither's Embrace
7.4%inclusion27 decks363 decks
7%synergy
Chain Reaction
6.4%inclusion24 decks376 decks
2%synergy
Finale of Devastation
5.6%inclusion21 decks376 decks
-2%synergy
Painful Truths
5.3%inclusion20 decks376 decks
3%synergy
Utility Artifacts
Contagion Clasp
46%inclusion173 decks376 decks
45%synergy
Contagion Engine
44%inclusion167 decks376 decks
43%synergy
Skullclamp
31%inclusion117 decks376 decks
20%synergy
The Ozolith
24%inclusion89 decks376 decks
20%synergy
Ashnod's Altar
20%inclusion77 decks376 decks
14%synergy
Cauldron of Souls
14%inclusion53 decks376 decks
14%synergy
Lightning Greaves
12%inclusion45 decks376 decks
-13%synergy
Birthing Pod
10%inclusion38 decks376 decks
8%synergy
Chimil, the Inner Sun
8.8%inclusion33 decks376 decks
7%synergy
Swiftfoot Boots
8.5%inclusion32 decks376 decks
-19%synergy
Altar of Dementia
6.9%inclusion26 decks376 decks
5%synergy
Luxior, Giada's Gift
5.1%inclusion19 decks376 decks
5%synergy
Enchantments
Crumbling Ashes
51%inclusion190 decks376 decks
50%synergy
Grave Venerations
37%inclusion140 decks376 decks
35%synergy
Goblin Bombardment
33%inclusion123 decks376 decks
27%synergy
Rhythm of the Wild
26%inclusion99 decks376 decks
5%synergy
Puca's Covenant
21%inclusion79 decks376 decks
20%synergy
The Meathook Massacre
20%inclusion77 decks376 decks
15%synergy
Bastion of Remembrance
15%inclusion55 decks376 decks
8%synergy
Lasting Tarfire
14%inclusion54 decks376 decks
13%synergy
Black Market Connections
14%inclusion52 decks376 decks
2%synergy
Animate Dead
13%inclusion47 decks376 decks
4%synergy
Hollowmurk Siege
10%inclusion37 decks376 decks
7%synergy
Haunted One
10%inclusion36 decks376 decks
9%synergy
Cryptolith Rite
9.3%inclusion35 decks376 decks
5%synergy
Sylvan Library
9.0%inclusion34 decks376 decks
0%synergy
Nowhere to Run
8.0%inclusion30 decks376 decks
7%synergy
Revel in Riches
7.7%inclusion29 decks376 decks
5%synergy
Innkeeper's Talent
7.4%inclusion28 decks376 decks
3%synergy
Phyrexian Reclamation
7.2%inclusion27 decks376 decks
4%synergy
Ripples of Undeath
6.4%inclusion24 decks376 decks
2%synergy
Phyrexian Arena
5.9%inclusion22 decks376 decks
-10%synergy
Impact Tremors
5.3%inclusion20 decks376 decks
-4%synergy
Planeswalkers
Vraska, Betrayal's Sting
35%inclusion133 decks376 decks
33%synergy
Liliana, Death Wielder
8.8%inclusion33 decks376 decks
8%synergy
Utility Lands
Nesting Grounds
62%inclusion233 decks376 decks
60%synergy
Urborg, Tomb of Yawgmoth
49%inclusion184 decks376 decks
40%synergy
Karn's Bastion
43%inclusion162 decks376 decks
38%synergy
Boseiju, Who Endures
40%inclusion150 decks376 decks
21%synergy
Yavimaya, Cradle of Growth
38%inclusion144 decks376 decks
30%synergy
Bojuka Bog
29%inclusion109 decks376 decks
-1%synergy
Reliquary Tower
26%inclusion99 decks376 decks
-4%synergy
Ifnir Deadlands
22%inclusion84 decks376 decks
22%synergy
Phyrexian Tower
21%inclusion80 decks376 decks
12%synergy
Takenuma, Abandoned Mire
18%inclusion69 decks376 decks
10%synergy
Shifting Woodland
14%inclusion53 decks376 decks
7%synergy
Cabal Coffers
9.0%inclusion34 decks376 decks
0%synergy
Urza's Saga
5.1%inclusion19 decks376 decks
-2%synergy
Mana Artifacts
Sol Ring
94%inclusion352 decks376 decks
10%synergy
Arcane Signet
87%inclusion326 decks376 decks
14%synergy
Wickersmith's Tools
24%inclusion92 decks376 decks
24%synergy
Staff of Compleation
21%inclusion78 decks376 decks
20%synergy
Talisman of Resilience
15%inclusion58 decks376 decks
3%synergy
Talisman of Indulgence
15%inclusion56 decks376 decks
-13%synergy
Fellwar Stone
12%inclusion46 decks376 decks
-8%synergy
Talisman of Impulse
8.2%inclusion31 decks376 decks
-2%synergy
The Soul Stone
7.2%inclusion27 decks376 decks
3%synergy
Golgari Signet
5.6%inclusion21 decks376 decks
-5%synergy
Commander's Sphere
5.6%inclusion21 decks376 decks
-6%synergy
Thought Vessel
5.6%inclusion21 decks376 decks
-12%synergy
Rakdos Signet
5.1%inclusion19 decks376 decks
-20%synergy
Lands
Command Tower
96%inclusion360 decks376 decks
21%synergy
Overgrown Tomb
86%inclusion323 decks376 decks
45%synergy
Blood Crypt
86%inclusion322 decks376 decks
48%synergy
Stomping Ground
81%inclusion306 decks376 decks
40%synergy
Bloodstained Mire
70%inclusion265 decks376 decks
59%synergy
Verdant Catacombs
69%inclusion258 decks376 decks
58%synergy
Woodland Cemetery
65%inclusion244 decks376 decks
33%synergy
Wooded Foothills
65%inclusion243 decks376 decks
54%synergy
Dragonskull Summit
64%inclusion242 decks376 decks
30%synergy
Ziatora's Proving Ground
63%inclusion235 decks376 decks
36%synergy
Exotic Orchard
59%inclusion220 decks376 decks
22%synergy
Undergrowth Stadium
56%inclusion209 decks376 decks
32%synergy
Luxury Suite
55%inclusion208 decks376 decks
31%synergy
Rootbound Crag
54%inclusion204 decks376 decks
26%synergy
Spire Garden
51%inclusion190 decks376 decks
29%synergy
Smoldering Marsh
38%inclusion142 decks376 decks
4%synergy
Cinder Glade
35%inclusion132 decks376 decks
-3%synergy
Vernal Fen
33%inclusion125 decks376 decks
24%synergy
Llanowar Wastes
33%inclusion123 decks376 decks
6%synergy
Savage Lands
32%inclusion119 decks376 decks
10%synergy
Sulfurous Springs
30%inclusion113 decks376 decks
6%synergy
Underground Mortuary
29%inclusion108 decks376 decks
16%synergy
Raucous Theater
28%inclusion104 decks376 decks
17%synergy
Haunted Ridge
24%inclusion92 decks376 decks
8%synergy
Karplusan Forest
24%inclusion92 decks376 decks
4%synergy
Bayou
24%inclusion89 decks376 decks
10%synergy
Badlands
23%inclusion88 decks376 decks
10%synergy
Rockfall Vale
23%inclusion88 decks376 decks
2%synergy
Taiga
22%inclusion84 decks376 decks
10%synergy
Deathcap Glade
22%inclusion84 decks376 decks
9%synergy
Commercial District
19%inclusion73 decks376 decks
10%synergy
Marsh Flats
19%inclusion73 decks376 decks
9%synergy
Fabled Passage
18%inclusion67 decks376 decks
8%synergy
Blazemire Verge
18%inclusion66 decks376 decks
7%synergy
Path of Ancestry
17%inclusion65 decks376 decks
-5%synergy
Polluted Delta
17%inclusion64 decks376 decks
5%synergy
Riveteers Overlook
16%inclusion62 decks376 decks
15%synergy
Wastewood Verge
16%inclusion61 decks376 decks
9%synergy
Windswept Heath
16%inclusion61 decks376 decks
5%synergy
City of Brass
15%inclusion58 decks376 decks
8%synergy
Misty Rainforest
15%inclusion56 decks376 decks
3%synergy
Evolving Wilds
15%inclusion56 decks376 decks
-6%synergy
Mana Confluence
14%inclusion53 decks376 decks
7%synergy
Festering Thicket
13%inclusion48 decks376 decks
8%synergy
Reflecting Pool
13%inclusion47 decks376 decks
7%synergy
Thornspire Verge
13%inclusion47 decks376 decks
4%synergy
Arid Mesa
11%inclusion42 decks376 decks
1%synergy
Terramorphic Expanse
11%inclusion41 decks376 decks
-4%synergy
Golgari Rot Farm
11%inclusion41 decks376 decks
-6%synergy
Twilight Mire
11%inclusion40 decks376 decks
-3%synergy