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
0.1%inclusion3 decks3.61K decks
New Cards
Madame Null, Power Broker
67%inclusion2 decks3 decks
66%synergy
Ajani, Outland Chaperone
33%inclusion1 decks3 decks
33%synergy
Bitterbloom Bearer
33%inclusion1 decks3 decks
30%synergy
Emptiness
33%inclusion1 decks3 decks
32%synergy
Kinbinding
33%inclusion1 decks3 decks
33%synergy
Creatures
Woe Strider
100%inclusion3 decks3 decks
96%synergy
Accursed Marauder
67%inclusion2 decks3 decks
59%synergy
Bartolomé del Presidio
67%inclusion2 decks3 decks
50%synergy
Blood Artist
67%inclusion2 decks3 decks
36%synergy
Carrion Feeder
67%inclusion2 decks3 decks
58%synergy
Corpse Knight
67%inclusion2 decks3 decks
54%synergy
Cruel Celebrant
67%inclusion2 decks3 decks
41%synergy
Elas il-Kor, Sadistic Pilgrim
67%inclusion2 decks3 decks
32%synergy
Elenda, the Dusk Rose
67%inclusion2 decks3 decks
47%synergy
Geralf's Messenger
67%inclusion2 decks3 decks
66%synergy
Junji, the Midnight Sky
67%inclusion2 decks3 decks
63%synergy
Pitiless Plunderer
67%inclusion2 decks3 decks
51%synergy
Viscera Seer
67%inclusion2 decks3 decks
46%synergy
Vizier of Remedies
67%inclusion2 decks3 decks
66%synergy
Zack Fair
67%inclusion2 decks3 decks
63%synergy
Zulaport Cutthroat
67%inclusion2 decks3 decks
44%synergy
Sephiroth, Fabled SOLDIER
67%inclusion2 decks3 decks
60%synergy
Voice of Victory
67%inclusion2 decks3 decks
61%synergy
Adipose Offspring
33%inclusion1 decks3 decks
33%synergy
Adorned Crocodile
33%inclusion1 decks3 decks
33%synergy
Angel of Serenity
33%inclusion1 decks3 decks
32%synergy
Arachne, Psionic Weaver
33%inclusion1 decks3 decks
33%synergy
Gravecrawler
33%inclusion1 decks3 decks
31%synergy
Gray Merchant of Asphodel
33%inclusion1 decks3 decks
22%synergy
Grim Haruspex
33%inclusion1 decks3 decks
24%synergy
Loran of the Third Path
33%inclusion1 decks3 decks
25%synergy
Luminous Broodmoth
33%inclusion1 decks3 decks
25%synergy
Marionette Apprentice
33%inclusion1 decks3 decks
23%synergy
Mikaeus, the Unhallowed
33%inclusion1 decks3 decks
31%synergy
Solemn Simulacrum
33%inclusion1 decks3 decks
18%synergy
Spider-Man, Web-Slinger
33%inclusion1 decks3 decks
33%synergy
Sun Titan
33%inclusion1 decks3 decks
21%synergy
Teysa Karlov
33%inclusion1 decks3 decks
17%synergy
Vengeful Bloodwitch
33%inclusion1 decks3 decks
28%synergy
Warren Soultrader
33%inclusion1 decks3 decks
24%synergy
Xu-Ifit, Osteoharmonist
33%inclusion1 decks3 decks
31%synergy
Archon of Cruelty
33%inclusion1 decks3 decks
32%synergy
Beamsaw Prospector
33%inclusion1 decks3 decks
33%synergy
Exalted Sunborn
33%inclusion1 decks3 decks
29%synergy
Fortress Kin-Guard
33%inclusion1 decks3 decks
33%synergy
Glorifier of Suffering
33%inclusion1 decks3 decks
33%synergy
Hardened Tactician
33%inclusion1 decks3 decks
31%synergy
Kin-Tree Nurturer
33%inclusion1 decks3 decks
33%synergy
Luxknight Breacher
33%inclusion1 decks3 decks
33%synergy
Noxious Gearhulk
33%inclusion1 decks3 decks
31%synergy
Sandskitter Outrider
33%inclusion1 decks3 decks
33%synergy
Starscape Cleric
33%inclusion1 decks3 decks
24%synergy
Susurian Voidborn
33%inclusion1 decks3 decks
31%synergy
Timeline Culler
33%inclusion1 decks3 decks
31%synergy
Undercity Dire Rat
33%inclusion1 decks3 decks
33%synergy
Instants
Deadly Dispute
67%inclusion2 decks3 decks
45%synergy
Village Rites
67%inclusion2 decks3 decks
45%synergy
Dark Ritual
67%inclusion2 decks3 decks
43%synergy
Anguished Unmaking
33%inclusion1 decks3 decks
-7%synergy
Corrupted Conviction
33%inclusion1 decks3 decks
23%synergy
Flare of Fortitude
33%inclusion1 decks3 decks
26%synergy
Path to Exile
33%inclusion1 decks3 decks
-16%synergy
Alesha's Legacy
33%inclusion1 decks3 decks
33%synergy
Archenemy's Charm
33%inclusion1 decks3 decks
32%synergy
Deadly Rollick
33%inclusion1 decks3 decks
22%synergy
Duty Beyond Death
33%inclusion1 decks3 decks
32%synergy
Flawless Maneuver
33%inclusion1 decks3 decks
25%synergy
Get Lost
33%inclusion1 decks3 decks
30%synergy
Heartless Act
33%inclusion1 decks3 decks
33%synergy
Join the Dead
33%inclusion1 decks3 decks
33%synergy
Make Your Move
33%inclusion1 decks3 decks
33%synergy
Swords to Plowshares
33%inclusion1 decks3 decks
-31%synergy
Clever Concealment
33%inclusion1 decks3 decks
29%synergy
Culling the Weak
33%inclusion1 decks3 decks
30%synergy
Orim's Chant
33%inclusion1 decks3 decks
32%synergy
Plumb the Forbidden
33%inclusion1 decks3 decks
27%synergy
Silence
33%inclusion1 decks3 decks
29%synergy
Protective Response
33%inclusion1 decks3 decks
33%synergy
Sorceries
Damn
67%inclusion2 decks3 decks
34%synergy
Victimize
67%inclusion2 decks3 decks
49%synergy
Reanimate
33%inclusion1 decks3 decks
18%synergy
Aggressive Negotiations
33%inclusion1 decks3 decks
33%synergy
Epic Downfall
33%inclusion1 decks3 decks
33%synergy
Vote Out
33%inclusion1 decks3 decks
33%synergy
Worthy Cost
33%inclusion1 decks3 decks
32%synergy
Demonic Tutor
33%inclusion1 decks3 decks
18%synergy
Diabolic Intent
33%inclusion1 decks3 decks
24%synergy
Hour of Reckoning
33%inclusion1 decks3 decks
31%synergy
Splinter's Technique
33%inclusion1 decks3 decks
32%synergy
Utility Artifacts
Ashnod's Altar
100%inclusion3 decks3 decks
81%synergy
Altar of Dementia
67%inclusion2 decks3 decks
62%synergy
Blasting Station
67%inclusion2 decks3 decks
65%synergy
Lightning Greaves
67%inclusion2 decks3 decks
47%synergy
Swiftfoot Boots
67%inclusion2 decks3 decks
41%synergy
Helm of the Host
33%inclusion1 decks3 decks
32%synergy
Skullclamp
33%inclusion1 decks3 decks
6%synergy
Archaeomancer's Map
33%inclusion1 decks3 decks
29%synergy
Nim Deathmantle
33%inclusion1 decks3 decks
32%synergy
Phyrexian Altar
33%inclusion1 decks3 decks
22%synergy
The Ooze
33%inclusion1 decks3 decks
33%synergy
Enchantments
Bastion of Remembrance
67%inclusion2 decks3 decks
49%synergy
Cathars' Crusade
67%inclusion2 decks3 decks
62%synergy
Grave Pact
67%inclusion2 decks3 decks
58%synergy
Thran Vigil
67%inclusion2 decks3 decks
66%synergy
Funeral Room // Awakening Hall
33%inclusion1 decks3 decks
29%synergy
Solemnity
33%inclusion1 decks3 decks
31%synergy
Tinybones Joins Up
33%inclusion1 decks3 decks
33%synergy
Barrensteppe Siege
33%inclusion1 decks3 decks
30%synergy
Lunar Convocation
33%inclusion1 decks3 decks
22%synergy
Lunarch Mantle
33%inclusion1 decks3 decks
33%synergy
Phyrexian Reclamation
33%inclusion1 decks3 decks
29%synergy
Smile at Death
33%inclusion1 decks3 decks
32%synergy
Teval's Judgment
33%inclusion1 decks3 decks
31%synergy
Black Market Connections
33%inclusion1 decks3 decks
12%synergy
Blind Obedience
33%inclusion1 decks3 decks
15%synergy
Dazzling Theater // Prop Room
33%inclusion1 decks3 decks
32%synergy
Felidar Retreat
33%inclusion1 decks3 decks
30%synergy
Land Tax
33%inclusion1 decks3 decks
23%synergy
Phyrexian Arena
33%inclusion1 decks3 decks
4%synergy
Smothering Tithe
33%inclusion1 decks3 decks
11%synergy
The Meathook Massacre
33%inclusion1 decks3 decks
23%synergy
Ninja Teen
33%inclusion1 decks3 decks
31%synergy
Planeswalkers
Elspeth, Storm Slayer
33%inclusion1 decks3 decks
28%synergy
Utility Lands
Command Beacon
33%inclusion1 decks3 decks
30%synergy
Abandoned Air Temple
33%inclusion1 decks3 decks
29%synergy
Bojuka Bog
33%inclusion1 decks3 decks
-10%synergy
Nesting Grounds
33%inclusion1 decks3 decks
29%synergy
Phyrexian Tower
33%inclusion1 decks3 decks
17%synergy
Mana Artifacts
Arcane Signet
100%inclusion3 decks3 decks
20%synergy
Fellwar Stone
100%inclusion3 decks3 decks
79%synergy
Sol Ring
100%inclusion3 decks3 decks
16%synergy
Orzhov Signet
67%inclusion2 decks3 decks
11%synergy
Talisman of Hierarchy
67%inclusion2 decks3 decks
14%synergy
Lands
Command Tower
100%inclusion3 decks3 decks
14%synergy
Caves of Koilos
67%inclusion2 decks3 decks
10%synergy
Exotic Orchard
67%inclusion2 decks3 decks
42%synergy
Fetid Heath
67%inclusion2 decks3 decks
27%synergy
Godless Shrine
67%inclusion2 decks3 decks
16%synergy
Isolated Chapel
67%inclusion2 decks3 decks
1%synergy
Shattered Sanctum
67%inclusion2 decks3 decks
32%synergy
Tainted Field
67%inclusion2 decks3 decks
15%synergy
Orzhov Basilica
33%inclusion1 decks3 decks
-8%synergy
Shineshadow Snarl
33%inclusion1 decks3 decks
-8%synergy
Escape Tunnel
33%inclusion1 decks3 decks
32%synergy
Evolving Wilds
33%inclusion1 decks3 decks
13%synergy
Myriad Landscape
33%inclusion1 decks3 decks
14%synergy
Terramorphic Expanse
33%inclusion1 decks3 decks
19%synergy
Bleachbone Verge
33%inclusion1 decks3 decks
11%synergy
Vault of Champions
33%inclusion1 decks3 decks
-6%synergy