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
0.3%inclusion12 decks4.21K decks
Celes, Rune Knight
0.0%inclusion1 decks5.10K decks
Ghave, Guru of Spores
0.0%inclusion1 decks3.02K decks
New Cards
Hardened Academic
100%inclusion1 decks1 decks
99%synergy
Lorehold Charm
100%inclusion1 decks1 decks
98%synergy
Forum of Amity
29%inclusion2 decks7 decks
27%synergy
South Wind Avatar
21%inclusion3 decks14 decks
21%synergy
Arnyn, Deathbloom Botanist
20%inclusion1 decks5 decks
19%synergy
High Synergy Cards
Zack Fair
64%inclusion9 decks14 decks
63%synergy
Carrion Feeder
64%inclusion9 decks14 decks
60%synergy
Ashnod's Altar
64%inclusion9 decks14 decks
58%synergy
Viscera Seer
64%inclusion9 decks14 decks
56%synergy
Zulaport Cutthroat
64%inclusion9 decks14 decks
56%synergy
Woe Strider
57%inclusion8 decks14 decks
55%synergy
Elas il-Kor, Sadistic Pilgrim
64%inclusion9 decks14 decks
55%synergy
Corpse Knight
50%inclusion7 decks14 decks
45%synergy
Cathars' Crusade
50%inclusion7 decks14 decks
45%synergy
Bastion of Remembrance
50%inclusion7 decks14 decks
43%synergy
Top Cards
Cruel Celebrant
50%inclusion7 decks14 decks
43%synergy
Deadly Dispute
50%inclusion7 decks14 decks
38%synergy
Damn
50%inclusion7 decks14 decks
35%synergy
Thran Vigil
43%inclusion6 decks14 decks
42%synergy
Luminous Broodmoth
43%inclusion6 decks14 decks
40%synergy
Phyrexian Altar
43%inclusion6 decks14 decks
39%synergy
Bartolomé del Presidio
43%inclusion6 decks14 decks
39%synergy
Corrupted Conviction
43%inclusion6 decks14 decks
38%synergy
Pitiless Plunderer
43%inclusion6 decks14 decks
34%synergy
Village Rites
43%inclusion6 decks14 decks
34%synergy
Creatures
Blood Artist
43%inclusion6 decks14 decks
31%synergy
Vizier of Remedies
36%inclusion5 decks14 decks
36%synergy
Butcher Ghoul
36%inclusion5 decks14 decks
35%synergy
Marionette Apprentice
36%inclusion5 decks14 decks
31%synergy
Accursed Marauder
36%inclusion5 decks14 decks
30%synergy
Witch Enchanter
36%inclusion5 decks14 decks
28%synergy
Solemn Simulacrum
36%inclusion5 decks14 decks
23%synergy
Geralf's Messenger
29%inclusion4 decks14 decks
28%synergy
Susurian Voidborn
29%inclusion4 decks14 decks
28%synergy
Scholar of New Horizons
29%inclusion4 decks14 decks
27%synergy
Vengeful Bloodwitch
29%inclusion4 decks14 decks
27%synergy
Sephiroth, Fabled SOLDIER
29%inclusion4 decks14 decks
26%synergy
Mikaeus, the Unhallowed
29%inclusion4 decks14 decks
26%synergy
Midnight Reaper
29%inclusion4 decks14 decks
26%synergy
Enduring Innocence
29%inclusion4 decks14 decks
25%synergy
Rhys, the Evermore
21%inclusion3 decks14 decks
21%synergy
Emptiness
21%inclusion3 decks14 decks
21%synergy
God-Eternal Bontu
21%inclusion3 decks14 decks
21%synergy
Hoarding Broodlord
21%inclusion3 decks14 decks
20%synergy
Bitterbloom Bearer
21%inclusion3 decks14 decks
19%synergy
Junji, the Midnight Sky
21%inclusion3 decks14 decks
19%synergy
Grim Haruspex
21%inclusion3 decks14 decks
19%synergy
Yahenni, Undying Partisan
21%inclusion3 decks14 decks
19%synergy
Spirited Companion
21%inclusion3 decks14 decks
18%synergy
Teysa Karlov
21%inclusion3 decks14 decks
17%synergy
Elenda, the Dusk Rose
21%inclusion3 decks14 decks
16%synergy
Warren Soultrader
21%inclusion3 decks14 decks
16%synergy
Welcoming Vampire
21%inclusion3 decks14 decks
15%synergy
Voice of Victory
21%inclusion3 decks14 decks
15%synergy
Morbid Opportunist
21%inclusion3 decks14 decks
14%synergy
Sun Titan
21%inclusion3 decks14 decks
13%synergy
Sally Pride, Lioness Leader
14%inclusion2 decks14 decks
14%synergy
Madame Null, Power Broker
14%inclusion2 decks14 decks
14%synergy
Grave Researcher
13%inclusion1 decks8 decks
10%synergy
Agent Bishop, Man in Black
7.1%inclusion1 decks14 decks
7%synergy
Instants
Swords to Plowshares
43%inclusion6 decks14 decks
-18%synergy
Dark Ritual
36%inclusion5 decks14 decks
11%synergy
Path to Exile
29%inclusion4 decks14 decks
-19%synergy
Duty Beyond Death
21%inclusion3 decks14 decks
20%synergy
Plumb the Forbidden
21%inclusion3 decks14 decks
19%synergy
Deadly Rollick
21%inclusion3 decks14 decks
7%synergy
Anguished Unmaking
21%inclusion3 decks14 decks
-3%synergy
Rabid Attack
20%inclusion1 decks5 decks
20%synergy
Continue?
14%inclusion2 decks14 decks
12%synergy
Sorceries
Victimize
36%inclusion5 decks14 decks
23%synergy
Rite of Oblivion
29%inclusion4 decks14 decks
27%synergy
Dread Return
29%inclusion4 decks14 decks
24%synergy
Night's Whisper
29%inclusion4 decks14 decks
19%synergy
Reanimate
29%inclusion4 decks14 decks
9%synergy
Ondu Inversion
21%inclusion3 decks14 decks
20%synergy
Diabolic Intent
21%inclusion3 decks14 decks
14%synergy
Toxic Deluge
21%inclusion3 decks14 decks
4%synergy
Moment of Reckoning
17%inclusion1 decks6 decks
15%synergy
Social Snub
14%inclusion1 decks7 decks
14%synergy
Daydream
14%inclusion1 decks7 decks
14%synergy
Splinter's Technique
7.1%inclusion1 decks14 decks
6%synergy
Utility Artifacts
Skullclamp
36%inclusion5 decks14 decks
24%synergy
Lightning Greaves
36%inclusion5 decks14 decks
11%synergy
Blasting Station
29%inclusion4 decks14 decks
28%synergy
Altar of Dementia
29%inclusion4 decks14 decks
26%synergy
Swiftfoot Boots
29%inclusion4 decks14 decks
2%synergy
The Ooze
7.1%inclusion1 decks14 decks
6%synergy
Enchantments
Vampiric Rites
29%inclusion4 decks14 decks
26%synergy
Grave Pact
29%inclusion4 decks14 decks
24%synergy
Solemnity
21%inclusion3 decks14 decks
21%synergy
Kinbinding
21%inclusion3 decks14 decks
20%synergy
Felidar Retreat
21%inclusion3 decks14 decks
16%synergy
Black Market Connections
21%inclusion3 decks14 decks
9%synergy
Ninja Teen
14%inclusion2 decks14 decks
13%synergy
Planeswalkers
Elspeth, Storm Slayer
21%inclusion3 decks14 decks
17%synergy
Utility Lands
Phyrexian Tower
36%inclusion5 decks14 decks
27%synergy
Bojuka Bog
36%inclusion5 decks14 decks
6%synergy
Nesting Grounds
21%inclusion3 decks14 decks
19%synergy
Abandoned Air Temple
21%inclusion3 decks14 decks
17%synergy
Mana Artifacts
Sol Ring
93%inclusion13 decks14 decks
9%synergy
Arcane Signet
86%inclusion12 decks14 decks
14%synergy
Fellwar Stone
50%inclusion7 decks14 decks
30%synergy
Orzhov Signet
50%inclusion7 decks14 decks
27%synergy
Talisman of Hierarchy
50%inclusion7 decks14 decks
24%synergy
Mind Stone
21%inclusion3 decks14 decks
7%synergy
Lands
Command Tower
93%inclusion13 decks14 decks
19%synergy
Isolated Chapel
71%inclusion10 decks14 decks
37%synergy
Caves of Koilos
64%inclusion9 decks14 decks
35%synergy
Exotic Orchard
57%inclusion8 decks14 decks
21%synergy
Godless Shrine
57%inclusion8 decks14 decks
16%synergy
Fetid Heath
50%inclusion7 decks14 decks
36%synergy
Shineshadow Snarl
43%inclusion6 decks14 decks
30%synergy
Tainted Field
43%inclusion6 decks14 decks
30%synergy
Shattered Sanctum
43%inclusion6 decks14 decks
27%synergy
Bleachbone Verge
29%inclusion4 decks14 decks
20%synergy
Marsh Flats
29%inclusion4 decks14 decks
18%synergy
Temple of Silence
29%inclusion4 decks14 decks
12%synergy
Vault of Champions
29%inclusion4 decks14 decks
5%synergy
Sunlit Marsh
21%inclusion3 decks14 decks
17%synergy
Scoured Barrens
21%inclusion3 decks14 decks
13%synergy
Shadowy Backstreet
21%inclusion3 decks14 decks
11%synergy
Orzhov Basilica
21%inclusion3 decks14 decks
7%synergy
Turbulent Moor
14%inclusion1 decks7 decks
10%synergy