Mikaeus, the Unhallowed
Umbral Collar Zealot
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 Umbral Collar Zealot 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
Resolve the Umbral Collar Zealot ability
5
Repeat.

   Results

What do I get from this combo?
Infinite ETB
Infinite LTB
Infinite death triggers
Infinite sacrifice triggers
Infinite surveil
Infinite -1/-1 counters
Infinite recursion of non-Human creatures you control
Auntie Ool, Cursewretch
0.2%inclusion20 decks11.6K decks
The Reaper, King No More
0.3%inclusion12 decks3.73K decks
New Cards
Sinister Gnarlbark
66%inclusion21 decks32 decks
45%synergy
Dread Tiller
59%inclusion19 decks32 decks
38%synergy
Village Pillagers
53%inclusion17 decks32 decks
32%synergy
Scuzzback Scrounger
50%inclusion16 decks32 decks
38%synergy
Grave Venerations
47%inclusion15 decks32 decks
31%synergy
High Synergy Cards
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68%synergy
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66%synergy
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Flourishing Defenses
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63%synergy
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61%synergy
Top Cards
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49%synergy
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53%synergy
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51%synergy
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50%synergy
Game Changers
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11%synergy
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5%synergy
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7%synergy
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7%synergy
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6%synergy
Underworld Breach
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5%synergy
Orcish Bowmasters
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3%synergy
Creatures
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48%synergy
Blood Artist
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43%synergy
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48%synergy
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39%synergy
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12%synergy
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31%synergy
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38%inclusion12 decks32 decks
34%synergy
Dusk Urchins
38%inclusion12 decks32 decks
33%synergy
Dawnhand Dissident
38%inclusion12 decks32 decks
28%synergy
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30%synergy
Puppeteer Clique
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28%synergy
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27%synergy
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23%synergy
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19%synergy
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23%synergy
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24%synergy
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8%synergy
Carrion Feeder
22%inclusion7 decks32 decks
18%synergy
Protean Hulk
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16%synergy
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15%synergy
Glissa Sunslayer
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15%synergy
Pitiless Plunderer
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16%synergy
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15%synergy
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15%synergy
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Spitting Dilophosaurus
16%inclusion5 decks32 decks
13%synergy
Grim Poppet
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13%synergy
Auntie Ool, Cursewretch
16%inclusion5 decks32 decks
11%synergy
Morbid Opportunist
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9%synergy
Deathrite Shaman
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12%synergy
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12%synergy
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12%synergy
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11%synergy
Evolution Witness
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11%synergy
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Imperial Recruiter
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Instants
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14%synergy
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6%synergy
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-14%synergy
Grim Affliction
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Undying Malice
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7%synergy
Golgari Charm
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6%synergy
Untimely Malfunction
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Red Elemental Blast
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Sorceries
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Aberrant Return
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-13%synergy
Incremental Blight
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18%synergy
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Chain Reaction
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Painful Truths
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13%synergy
Burning Curiosity
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Demonic Tutor
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3%synergy
Three Visits
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-6%synergy
Eventide's Shadow
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1%synergy
Soul Immolation
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5%synergy
Living Death
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Buried Alive
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Faithless Looting
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Drown in Ichor
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8%synergy
Unnatural Restoration
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8%synergy
Unearth
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7%synergy
Green Sun's Zenith
9.4%inclusion3 decks32 decks
6%synergy
Bogslither's Embrace
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6%synergy
Dread Return
9.4%inclusion3 decks32 decks
5%synergy
Blasphemous Edict
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4%synergy
Utility Artifacts
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29%synergy
Ashnod's Altar
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14%synergy
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Phyrexian Altar
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15%synergy
Chimil, the Inner Sun
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17%synergy
Contagion Engine
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16%synergy
Skullclamp
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4%synergy
Enchantments
Goblin Bombardment
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28%synergy
All Will Be One
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31%synergy
Rhythm of the Wild
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13%synergy
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23%synergy
Animate Dead
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19%synergy
Lasting Tarfire
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17%synergy
Sylvan Library
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8%synergy
Puca's Covenant
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Dance of the Dead
9.4%inclusion3 decks32 decks
9%synergy
The Meathook Massacre
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6%synergy
Birthing Ritual
9.4%inclusion3 decks32 decks
6%synergy
Boggart Mischief
6.3%inclusion2 decks32 decks
4%synergy
Planeswalkers
Vraska, Betrayal's Sting
31%inclusion10 decks32 decks
27%synergy
Utility Lands
Nesting Grounds
53%inclusion17 decks32 decks
47%synergy
Bojuka Bog
38%inclusion12 decks32 decks
5%synergy
Ifnir Deadlands
31%inclusion10 decks32 decks
28%synergy
Reliquary Tower
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12%synergy
Karn's Bastion
28%inclusion9 decks32 decks
25%synergy
Urborg, Tomb of Yawgmoth
19%inclusion6 decks32 decks
1%synergy
Boseiju, Who Endures
19%inclusion6 decks32 decks
-1%synergy
Phyrexian Tower
13%inclusion4 decks32 decks
3%synergy
Yavimaya, Cradle of Growth
13%inclusion4 decks32 decks
-8%synergy
Shifting Woodland
9.4%inclusion3 decks32 decks
-2%synergy
Mana Artifacts
Sol Ring
94%inclusion30 decks32 decks
12%synergy
Arcane Signet
81%inclusion26 decks32 decks
12%synergy
Wickersmith's Tools
25%inclusion8 decks32 decks
12%synergy
Fellwar Stone
19%inclusion6 decks32 decks
6%synergy
Talisman of Resilience
13%inclusion4 decks32 decks
-1%synergy
Staff of Compleation
9.4%inclusion3 decks32 decks
7%synergy
Thought Vessel
9.4%inclusion3 decks32 decks
4%synergy
Lands
Command Tower
94%inclusion30 decks32 decks
3%synergy
Overgrown Tomb
84%inclusion27 decks32 decks
37%synergy
Stomping Ground
81%inclusion26 decks32 decks
32%synergy
Blood Crypt
72%inclusion23 decks32 decks
27%synergy
Exotic Orchard
72%inclusion23 decks32 decks
24%synergy
Dragonskull Summit
69%inclusion22 decks32 decks
35%synergy
Woodland Cemetery
69%inclusion22 decks32 decks
33%synergy
Cinder Glade
59%inclusion19 decks32 decks
9%synergy
Smoldering Marsh
56%inclusion18 decks32 decks
10%synergy
Rootbound Crag
53%inclusion17 decks32 decks
21%synergy
Bloodstained Mire
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16%synergy
Vernal Fen
50%inclusion16 decks32 decks
22%synergy
Wooded Foothills
50%inclusion16 decks32 decks
13%synergy
Verdant Catacombs
47%inclusion15 decks32 decks
11%synergy
Savage Lands
47%inclusion15 decks32 decks
3%synergy
Luxury Suite
41%inclusion13 decks32 decks
15%synergy
Undergrowth Stadium
41%inclusion13 decks32 decks
11%synergy
Ziatora's Proving Ground
41%inclusion13 decks32 decks
-5%synergy
Spire Garden
34%inclusion11 decks32 decks
8%synergy
Path of Ancestry
31%inclusion10 decks32 decks
13%synergy
Sulfurous Springs
31%inclusion10 decks32 decks
9%synergy
Llanowar Wastes
31%inclusion10 decks32 decks
3%synergy
Riveteers Overlook
28%inclusion9 decks32 decks
-2%synergy
Wastewood Verge
25%inclusion8 decks32 decks
19%synergy
Blazemire Verge
25%inclusion8 decks32 decks
17%synergy
City of Brass
22%inclusion7 decks32 decks
15%synergy
Polluted Delta
22%inclusion7 decks32 decks
13%synergy
Badlands
22%inclusion7 decks32 decks
10%synergy
Taiga
22%inclusion7 decks32 decks
10%synergy
Bayou
22%inclusion7 decks32 decks
9%synergy
Raucous Theater
22%inclusion7 decks32 decks
6%synergy
Commercial District
22%inclusion7 decks32 decks
5%synergy
Karplusan Forest
22%inclusion7 decks32 decks
-2%synergy
Thornspire Verge
19%inclusion6 decks32 decks
11%synergy
Misty Rainforest
19%inclusion6 decks32 decks
9%synergy
Twilight Mire
19%inclusion6 decks32 decks
4%synergy
Underground Mortuary
19%inclusion6 decks32 decks
2%synergy
Twisted Landscape
19%inclusion6 decks32 decks
-5%synergy
Evolving Wilds
19%inclusion6 decks32 decks
-15%synergy
Mana Confluence
16%inclusion5 decks32 decks
9%synergy
Windswept Heath
16%inclusion5 decks32 decks
5%synergy
Golgari Rot Farm
16%inclusion5 decks32 decks
2%synergy
Canyon Slough
16%inclusion5 decks32 decks
0%synergy
Terramorphic Expanse
16%inclusion5 decks32 decks
-13%synergy
Blightstep Pathway
13%inclusion4 decks32 decks
8%synergy
Tainted Wood
13%inclusion4 decks32 decks
5%synergy
Marsh Flats
13%inclusion4 decks32 decks
3%synergy
Gruul Turf
13%inclusion4 decks32 decks
0%synergy
Sheltered Thicket
13%inclusion4 decks32 decks
-4%synergy
Forbidden Orchard
9.4%inclusion3 decks32 decks
7%synergy