Eirdu, Carrier of Dawn
Mighty Mutanimals
Umbral Collar Zealot

   Prerequisites

What do I need to start this combo?
All permanents on the battlefield (Eirdu as Isilu, Carrier of Twilight on the battlefield).
You control another nontoken creature that doesn't have a -1/-1 counter on it and that has base toughness 2 or greater.

   Steps

How does this combo work?
1
Activate Umbral Collar Zealot by sacrificing another nontoken creature that doesn't have a -1/-1 counter on it.
2
When the creature dies, its persist ability triggers, returning it from your graveyard to the battlefield with a -1/-1 counter on it.
3
When the creature enters, Mighty Mutanimals triggers, putting a +1/+1 counter on the creature.
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
Eirdu, Carrier of Dawn
0.2%inclusion7 decks3.93K decks
Celes, Rune Knight
0.0%inclusion1 decks4.66K decks
New Cards
Madame Null, Power Broker
25%inclusion2 decks8 decks
25%synergy
South Wind Avatar
25%inclusion2 decks8 decks
24%synergy
Ninja Teen
13%inclusion1 decks8 decks
12%synergy
Splinter's Technique
13%inclusion1 decks8 decks
11%synergy
The Ooze
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12%synergy
High Synergy Cards
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73%synergy
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71%synergy
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54%synergy
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Top Cards
Damn
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50%synergy
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48%synergy
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46%synergy
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46%synergy
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45%synergy
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Game Changers
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10%synergy
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4%synergy
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10%synergy
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7%synergy
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-4%synergy
Demonic Tutor
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-7%synergy
Creatures
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98%synergy
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96%synergy
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95%synergy
Simian Spirit Guide
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94%synergy
Corpse Knight
50%inclusion4 decks8 decks
45%synergy
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39%synergy
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37%synergy
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37%synergy
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38%inclusion3 decks8 decks
37%synergy
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36%synergy
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36%synergy
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35%synergy
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32%synergy
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38%inclusion3 decks8 decks
32%synergy
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38%inclusion3 decks8 decks
31%synergy
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38%inclusion3 decks8 decks
30%synergy
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25%synergy
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25%inclusion2 decks8 decks
25%synergy
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25%synergy
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22%synergy
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22%synergy
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22%synergy
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21%synergy
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21%synergy
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20%synergy
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19%synergy
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17%synergy
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Lotho, Corrupt Shirriff
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12%synergy
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6%synergy
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Instants
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21%synergy
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Sorceries
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Flicker
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Lively Dirge
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3%synergy
Austere Command
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1%synergy
Utility Artifacts
Blasting Station
38%inclusion3 decks8 decks
37%synergy
Altar of Dementia
38%inclusion3 decks8 decks
35%synergy
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26%synergy
Lightning Greaves
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13%synergy
Swiftfoot Boots
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12%synergy
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12%synergy
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12%synergy
Cloudstone Curio
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12%synergy
Helm of the Host
13%inclusion1 decks8 decks
9%synergy
Archaeomancer's Map
13%inclusion1 decks8 decks
9%synergy
Enchantments
Goblin Bombardment
100%inclusion1 decks1 decks
94%synergy
Bastion of Remembrance
50%inclusion4 decks8 decks
43%synergy
Solemnity
38%inclusion3 decks8 decks
37%synergy
Felidar Retreat
38%inclusion3 decks8 decks
32%synergy
Black Market Connections
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25%synergy
Kinbinding
25%inclusion2 decks8 decks
24%synergy
Funeral Room // Awakening Hall
25%inclusion2 decks8 decks
23%synergy
Vampiric Rites
25%inclusion2 decks8 decks
23%synergy
Phyrexian Arena
25%inclusion2 decks8 decks
10%synergy
Lunarch Mantle
13%inclusion1 decks8 decks
12%synergy
Dictate of Heliod
13%inclusion1 decks8 decks
12%synergy
Valkyrie's Call
13%inclusion1 decks8 decks
12%synergy
Tinybones Joins Up
13%inclusion1 decks8 decks
12%synergy
Sothera, the Supervoid
13%inclusion1 decks8 decks
12%synergy
Champions from Beyond
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11%synergy
Together Forever
13%inclusion1 decks8 decks
11%synergy
Barrensteppe Siege
13%inclusion1 decks8 decks
11%synergy
Grave Venerations
13%inclusion1 decks8 decks
10%synergy
Dazzling Theater // Prop Room
13%inclusion1 decks8 decks
10%synergy
Teval's Judgment
13%inclusion1 decks8 decks
10%synergy
Lunar Convocation
13%inclusion1 decks8 decks
10%synergy
Airbender Ascension
13%inclusion1 decks8 decks
10%synergy
Phyrexian Reclamation
13%inclusion1 decks8 decks
9%synergy
Tocasia's Welcome
13%inclusion1 decks8 decks
9%synergy
Bitterblossom
13%inclusion1 decks8 decks
8%synergy
Exquisite Blood
13%inclusion1 decks8 decks
7%synergy
The Meathook Massacre
13%inclusion1 decks8 decks
7%synergy
Sanguine Bond
13%inclusion1 decks8 decks
7%synergy
Blind Obedience
13%inclusion1 decks8 decks
7%synergy
Land Tax
13%inclusion1 decks8 decks
6%synergy
Anointed Procession
13%inclusion1 decks8 decks
5%synergy
Animate Dead
13%inclusion1 decks8 decks
4%synergy
Planeswalkers
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38%inclusion3 decks8 decks
33%synergy
Ajani, Outland Chaperone
13%inclusion1 decks8 decks
12%synergy
Utility Lands
Phyrexian Tower
50%inclusion4 decks8 decks
41%synergy
Bojuka Bog
50%inclusion4 decks8 decks
20%synergy
Nesting Grounds
38%inclusion3 decks8 decks
35%synergy
Abandoned Air Temple
38%inclusion3 decks8 decks
33%synergy
Westvale Abbey
25%inclusion2 decks8 decks
23%synergy
Untaidake, the Cloud Keeper
13%inclusion1 decks8 decks
12%synergy
Realm of Koh
13%inclusion1 decks8 decks
12%synergy
Restless Fortress
13%inclusion1 decks8 decks
11%synergy
Susur Secundi, Void Altar
13%inclusion1 decks8 decks
10%synergy
High Market
13%inclusion1 decks8 decks
10%synergy
Midgar, City of Mako
13%inclusion1 decks8 decks
9%synergy
Castle Ardenvale
13%inclusion1 decks8 decks
8%synergy
Command Beacon
13%inclusion1 decks8 decks
8%synergy
Nykthos, Shrine to Nyx
13%inclusion1 decks8 decks
7%synergy
Urza's Saga
13%inclusion1 decks8 decks
6%synergy
Takenuma, Abandoned Mire
13%inclusion1 decks8 decks
4%synergy
Urborg, Tomb of Yawgmoth
13%inclusion1 decks8 decks
4%synergy
Cabal Coffers
13%inclusion1 decks8 decks
3%synergy
Vault of the Archangel
13%inclusion1 decks8 decks
0%synergy
Reliquary Tower
13%inclusion1 decks8 decks
-17%synergy
Mana Artifacts
Talisman of Conviction
100%inclusion1 decks1 decks
76%synergy
Talisman of Indulgence
100%inclusion1 decks1 decks
73%synergy
Arcane Signet
100%inclusion8 decks8 decks
28%synergy
Sol Ring
100%inclusion8 decks8 decks
16%synergy
Talisman of Hierarchy
75%inclusion6 decks8 decks
49%synergy
Fellwar Stone
63%inclusion5 decks8 decks
42%synergy
Orzhov Signet
50%inclusion4 decks8 decks
27%synergy
Thought Vessel
13%inclusion1 decks8 decks
-5%synergy
Lands
Graven Cairns
100%inclusion1 decks1 decks
90%synergy
Rugged Prairie
100%inclusion1 decks1 decks
85%synergy
Sulfurous Springs
100%inclusion1 decks1 decks
76%synergy
Battlefield Forge
100%inclusion1 decks1 decks
71%synergy
Dragonskull Summit
100%inclusion1 decks1 decks
65%synergy
Clifftop Retreat
100%inclusion1 decks1 decks
65%synergy
Sacred Foundry
100%inclusion1 decks1 decks
63%synergy
Blood Crypt
100%inclusion1 decks1 decks
62%synergy
Command Tower
100%inclusion8 decks8 decks
26%synergy
Caves of Koilos
88%inclusion7 decks8 decks
58%synergy
Isolated Chapel
75%inclusion6 decks8 decks
41%synergy
Exotic Orchard
75%inclusion6 decks8 decks
38%synergy
Godless Shrine
75%inclusion6 decks8 decks
34%synergy
Tainted Field
63%inclusion5 decks8 decks
50%synergy
Fetid Heath
63%inclusion5 decks8 decks
49%synergy
Shattered Sanctum
63%inclusion5 decks8 decks
47%synergy
Shineshadow Snarl
50%inclusion4 decks8 decks
38%synergy
Vault of Champions
50%inclusion4 decks8 decks
26%synergy
Marsh Flats
38%inclusion3 decks8 decks
27%synergy
Temple of Silence
38%inclusion3 decks8 decks
21%synergy
Sunlit Marsh
25%inclusion2 decks8 decks
21%synergy
Bleachbone Verge
25%inclusion2 decks8 decks
17%synergy
Fabled Passage
25%inclusion2 decks8 decks
15%synergy
Orzhov Basilica
25%inclusion2 decks8 decks
11%synergy
Promising Vein
13%inclusion1 decks8 decks
12%synergy
Conduit Pylons
13%inclusion1 decks8 decks
12%synergy
Abundant Countryside
13%inclusion1 decks8 decks
11%synergy
Escape Tunnel
13%inclusion1 decks8 decks
11%synergy
Snowfield Sinkhole
13%inclusion1 decks8 decks
10%synergy
Thriving Heath
13%inclusion1 decks8 decks
9%synergy
Demolition Field
13%inclusion1 decks8 decks
9%synergy
Silent Clearing
13%inclusion1 decks8 decks
8%synergy
Desolate Mire
13%inclusion1 decks8 decks
6%synergy
Brightclimb Pathway
13%inclusion1 decks8 decks
4%synergy
Scoured Barrens
13%inclusion1 decks8 decks
4%synergy
Arid Mesa
13%inclusion1 decks8 decks
2%synergy
Shadowy Backstreet
13%inclusion1 decks8 decks
2%synergy
Scrubland
13%inclusion1 decks8 decks
-1%synergy
Terramorphic Expanse
13%inclusion1 decks8 decks
-2%synergy
Myriad Landscape
13%inclusion1 decks8 decks
-3%synergy
Evolving Wilds
13%inclusion1 decks8 decks
-8%synergy
Path of Ancestry
13%inclusion1 decks8 decks
-10%synergy