Eirdu, Carrier of Dawn
Mighty Mutanimals
Yahenni, Undying Partisan

   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 Yahenni 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 Yahenni ability.
5
Repeat.

   Results

What do I get from this combo?
Infinite ETB
Infinite LTB
Infinite death triggers
Infinite sacrifice triggers
Eirdu, Carrier of Dawn
0.1%inclusion4 decks4.21K decks
Celes, Rune Knight
0.0%inclusion1 decks5.10K decks
Reyhan, Last of the Abzan // Yoshimaru, Ever Faithful
0.1%inclusion1 decks833 decks
Ghave, Guru of Spores
0.0%inclusion1 decks3.02K decks
New Cards
Mikey & Mona, Mutant Sitters
50%inclusion1 decks2 decks
50%synergy
Leonardo, Cutting Edge
29%inclusion2 decks7 decks
28%synergy
Armaggon, Future Shark
14%inclusion1 decks7 decks
14%synergy
Foot Headquarters
14%inclusion1 decks7 decks
13%synergy
Leader's Talent
14%inclusion1 decks7 decks
14%synergy
High Synergy Cards
Viscera Seer
71%inclusion5 decks7 decks
63%synergy
Ashnod's Altar
57%inclusion4 decks7 decks
51%synergy
Zulaport Cutthroat
57%inclusion4 decks7 decks
49%synergy
Anguished Unmaking
57%inclusion4 decks7 decks
33%synergy
Lightning Greaves
57%inclusion4 decks7 decks
32%synergy
Bojuka Bog
57%inclusion4 decks7 decks
27%synergy
Top Cards
Swords to Plowshares
57%inclusion4 decks7 decks
-4%synergy
Game Changers
Gamble
100%inclusion1 decks1 decks
91%synergy
Demonic Tutor
29%inclusion2 decks7 decks
10%synergy
Enlightened Tutor
14%inclusion1 decks7 decks
-1%synergy
Creatures
Fuming Effigy
100%inclusion1 decks1 decks
100%synergy
Furystoke Giant
100%inclusion1 decks1 decks
100%synergy
Terra, Herald of Hope
100%inclusion1 decks1 decks
99%synergy
Immersturm Predator
100%inclusion1 decks1 decks
99%synergy
Murderous Redcap
100%inclusion1 decks1 decks
98%synergy
Alesha, Who Laughs at Fate
100%inclusion1 decks1 decks
96%synergy
Hexing Squelcher
100%inclusion1 decks1 decks
91%synergy
Woodland Champion
50%inclusion1 decks2 decks
50%synergy
Renegade Rallier
50%inclusion1 decks2 decks
50%synergy
Cultivator of Blades
50%inclusion1 decks2 decks
50%synergy
Bloodspore Thrinax
50%inclusion1 decks2 decks
50%synergy
Stalwart Successor
50%inclusion1 decks2 decks
50%synergy
Cleopatra, Exiled Pharaoh
50%inclusion1 decks2 decks
49%synergy
Grakmaw, Skyclave Ravager
50%inclusion1 decks2 decks
49%synergy
Quina, Qu Gourmet
50%inclusion1 decks2 decks
49%synergy
Trelasarra, Moon Dancer
50%inclusion1 decks2 decks
49%synergy
Saffi Eriksdotter
50%inclusion1 decks2 decks
49%synergy
Ivy Lane Denizen
50%inclusion1 decks2 decks
49%synergy
Scurry Oak
50%inclusion1 decks2 decks
48%synergy
Mycoloth
50%inclusion1 decks2 decks
48%synergy
Basking Broodscale
50%inclusion1 decks2 decks
48%synergy
Jenova, Ancient Calamity
50%inclusion1 decks2 decks
48%synergy
Prosperous Innkeeper
50%inclusion1 decks2 decks
48%synergy
Gala Greeters
50%inclusion1 decks2 decks
48%synergy
Good-Fortune Unicorn
50%inclusion1 decks2 decks
48%synergy
Conclave Mentor
50%inclusion1 decks2 decks
47%synergy
Evolution Witness
50%inclusion1 decks2 decks
47%synergy
Winding Constrictor
50%inclusion1 decks2 decks
46%synergy
Rishkar, Peema Renegade
50%inclusion1 decks2 decks
46%synergy
Elvish Spirit Guide
50%inclusion1 decks2 decks
46%synergy
Mazirek, Kraul Death Priest
50%inclusion1 decks2 decks
46%synergy
Chatterfang, Squirrel General
50%inclusion1 decks2 decks
44%synergy
Kami of Whispered Hopes
50%inclusion1 decks2 decks
44%synergy
Evolution Sage
50%inclusion1 decks2 decks
44%synergy
Birds of Paradise
50%inclusion1 decks2 decks
22%synergy
Umbral Collar Zealot
43%inclusion3 decks7 decks
40%synergy
Bartolomé del Presidio
43%inclusion3 decks7 decks
39%synergy
Carrion Feeder
43%inclusion3 decks7 decks
39%synergy
Pitiless Plunderer
43%inclusion3 decks7 decks
34%synergy
Elas il-Kor, Sadistic Pilgrim
43%inclusion3 decks7 decks
33%synergy
Vizier of Remedies
29%inclusion2 decks7 decks
28%synergy
Scholar of New Horizons
29%inclusion2 decks7 decks
27%synergy
Ajani's Pridemate
29%inclusion2 decks7 decks
27%synergy
Teysa, Orzhov Scion
29%inclusion2 decks7 decks
27%synergy
Zack Fair
29%inclusion2 decks7 decks
27%synergy
Woe Strider
29%inclusion2 decks7 decks
27%synergy
Pawn of Ulamog
29%inclusion2 decks7 decks
27%synergy
Syr Vondam, Sunstar Exemplar
29%inclusion2 decks7 decks
27%synergy
Aerith Gainsborough
29%inclusion2 decks7 decks
27%synergy
Luminous Broodmoth
29%inclusion2 decks7 decks
26%synergy
Instants
Final Fortune
100%inclusion1 decks1 decks
98%synergy
Chaos Warp
100%inclusion1 decks1 decks
71%synergy
Mythos of Nethroi
50%inclusion1 decks2 decks
48%synergy
Inspiring Call
50%inclusion1 decks2 decks
42%synergy
Harrow
50%inclusion1 decks2 decks
41%synergy
Assassin's Trophy
50%inclusion1 decks2 decks
19%synergy
Corrupted Conviction
43%inclusion3 decks7 decks
38%synergy
Despark
43%inclusion3 decks7 decks
29%synergy
Duty Beyond Death
29%inclusion2 decks7 decks
27%synergy
Flare of Fortitude
29%inclusion2 decks7 decks
25%synergy
Inkshield
29%inclusion2 decks7 decks
21%synergy
Village Rites
29%inclusion2 decks7 decks
19%synergy
Deadly Dispute
29%inclusion2 decks7 decks
16%synergy
Dark Ritual
29%inclusion2 decks7 decks
4%synergy
Path to Exile
29%inclusion2 decks7 decks
-19%synergy
Mortal's Ardor
14%inclusion1 decks7 decks
14%synergy
Spoils of Evil
14%inclusion1 decks7 decks
14%synergy
Give In to Violence
14%inclusion1 decks7 decks
14%synergy
Pile On
14%inclusion1 decks7 decks
14%synergy
Brought Back
14%inclusion1 decks7 decks
14%synergy
Valorous Stance
14%inclusion1 decks7 decks
13%synergy
Semester's End
14%inclusion1 decks7 decks
13%synergy
Flicker of Fate
14%inclusion1 decks7 decks
13%synergy
Continue?
14%inclusion1 decks7 decks
12%synergy
Grand Crescendo
14%inclusion1 decks7 decks
12%synergy
Plumb the Forbidden
14%inclusion1 decks7 decks
12%synergy
Clever Concealment
14%inclusion1 decks7 decks
10%synergy
Fracture
14%inclusion1 decks7 decks
9%synergy
Ephemerate
14%inclusion1 decks7 decks
8%synergy
Silence
14%inclusion1 decks7 decks
8%synergy
Entomb
14%inclusion1 decks7 decks
7%synergy
Stroke of Midnight
14%inclusion1 decks7 decks
4%synergy
Mortify
14%inclusion1 decks7 decks
4%synergy
Generous Gift
14%inclusion1 decks7 decks
-7%synergy
Sorceries
Ruinous Ultimatum
100%inclusion1 decks1 decks
81%synergy
Prepare // Fight
50%inclusion1 decks2 decks
50%synergy
Dig Up
50%inclusion1 decks2 decks
48%synergy
Skyshroud Claim
50%inclusion1 decks2 decks
42%synergy
Nature's Lore
50%inclusion1 decks2 decks
19%synergy
Farseek
50%inclusion1 decks2 decks
14%synergy
Dread Return
43%inclusion3 decks7 decks
38%synergy
Damn
43%inclusion3 decks7 decks
28%synergy
Raise the Past
29%inclusion2 decks7 decks
27%synergy
Rite of Oblivion
29%inclusion2 decks7 decks
27%synergy
Night's Whisper
29%inclusion2 decks7 decks
19%synergy
Reanimate
29%inclusion2 decks7 decks
9%synergy
Discerning Taste
14%inclusion1 decks7 decks
14%synergy
Covetous Elegy
14%inclusion1 decks7 decks
14%synergy
Basri's Solidarity
14%inclusion1 decks7 decks
14%synergy
Cruel Tutor
14%inclusion1 decks7 decks
14%synergy
Tip the Scales
14%inclusion1 decks7 decks
14%synergy
Vat Emergence
14%inclusion1 decks7 decks
14%synergy
Phyrexian Rebirth
14%inclusion1 decks7 decks
13%synergy
Search for Glory
14%inclusion1 decks7 decks
13%synergy
Legions to Ashes
14%inclusion1 decks7 decks
13%synergy
Shredder's Technique
14%inclusion1 decks7 decks
13%synergy
Lively Dirge
14%inclusion1 decks7 decks
12%synergy
Stitch Together
14%inclusion1 decks7 decks
12%synergy
Unmarked Grave
14%inclusion1 decks7 decks
12%synergy
Persist
14%inclusion1 decks7 decks
12%synergy
Requisition Raid
14%inclusion1 decks7 decks
12%synergy
Fumigate
14%inclusion1 decks7 decks
11%synergy
Living Death
14%inclusion1 decks7 decks
9%synergy
Diabolic Tutor
14%inclusion1 decks7 decks
9%synergy
Vindicate
14%inclusion1 decks7 decks
8%synergy
Sevinne's Reclamation
14%inclusion1 decks7 decks
7%synergy
Diabolic Intent
14%inclusion1 decks7 decks
7%synergy
Sign in Blood
14%inclusion1 decks7 decks
6%synergy
Austere Command
14%inclusion1 decks7 decks
3%synergy
Victimize
14%inclusion1 decks7 decks
2%synergy
Feed the Swarm
14%inclusion1 decks7 decks
-2%synergy
Toxic Deluge
14%inclusion1 decks7 decks
-4%synergy
Utility Artifacts
Phyrexian Altar
43%inclusion3 decks7 decks
39%synergy
Blasting Station
29%inclusion2 decks7 decks
28%synergy
Altar of Dementia
29%inclusion2 decks7 decks
26%synergy
Conjurer's Closet
29%inclusion2 decks7 decks
26%synergy
Skullclamp
29%inclusion2 decks7 decks
17%synergy
Swiftfoot Boots
29%inclusion2 decks7 decks
2%synergy
Resurrection Orb
14%inclusion1 decks7 decks
14%synergy
Excalibur II
14%inclusion1 decks7 decks
14%synergy
Blade of the Bloodchief
14%inclusion1 decks7 decks
14%synergy
Grinding Station
14%inclusion1 decks7 decks
14%synergy
The Ooze
14%inclusion1 decks7 decks
13%synergy
Agatha's Soul Cauldron
14%inclusion1 decks7 decks
13%synergy
Palantír of Orthanc
14%inclusion1 decks7 decks
13%synergy
Vat of Rebirth
14%inclusion1 decks7 decks
13%synergy
Oketra's Monument
14%inclusion1 decks7 decks
13%synergy
Enchantments
Pandemonium
100%inclusion1 decks1 decks
100%synergy
Goblin Bombardment
100%inclusion1 decks1 decks
94%synergy
Master Chef
50%inclusion1 decks2 decks
49%synergy
Abzan Ascendancy
50%inclusion1 decks2 decks
49%synergy
Primal Vigor
50%inclusion1 decks2 decks
47%synergy
Hollowmurk Siege
50%inclusion1 decks2 decks
47%synergy
Branching Evolution
50%inclusion1 decks2 decks
43%synergy
Hardened Scales
50%inclusion1 decks2 decks
40%synergy
Bastion of Remembrance
43%inclusion3 decks7 decks
36%synergy
Teleportation Circle
29%inclusion2 decks7 decks
25%synergy
Felidar Retreat
29%inclusion2 decks7 decks
23%synergy
Feast on the Fallen
14%inclusion1 decks7 decks
14%synergy
Thran Vigil
14%inclusion1 decks7 decks
14%synergy
The Rise of Sozin
14%inclusion1 decks7 decks
14%synergy
Solemnity
14%inclusion1 decks7 decks
13%synergy
Leyline of Hope
14%inclusion1 decks7 decks
13%synergy
Champions from Beyond
14%inclusion1 decks7 decks
13%synergy
Kinbinding
14%inclusion1 decks7 decks
13%synergy
Life Insurance
14%inclusion1 decks7 decks
13%synergy
Agent of the Iron Throne
14%inclusion1 decks7 decks
13%synergy
Funeral Room // Awakening Hall
14%inclusion1 decks7 decks
13%synergy
Barrensteppe Siege
14%inclusion1 decks7 decks
13%synergy
Skrelv's Hive
14%inclusion1 decks7 decks
13%synergy
Grave Venerations
14%inclusion1 decks7 decks
12%synergy
Resourceful Defense
14%inclusion1 decks7 decks
12%synergy
Vampiric Rites
14%inclusion1 decks7 decks
12%synergy
Airbender Ascension
14%inclusion1 decks7 decks
12%synergy
Grave Pact
14%inclusion1 decks7 decks
10%synergy
Cathars' Crusade
14%inclusion1 decks7 decks
9%synergy
Anointed Procession
14%inclusion1 decks7 decks
7%synergy
Animate Dead
14%inclusion1 decks7 decks
6%synergy
Black Market Connections
14%inclusion1 decks7 decks
2%synergy
Phyrexian Arena
14%inclusion1 decks7 decks
-1%synergy
Planeswalkers
Jiang Yanggu, Wildcrafter
50%inclusion1 decks2 decks
49%synergy
Sorin, Solemn Visitor
14%inclusion1 decks7 decks
14%synergy
Ajani Steadfast
14%inclusion1 decks7 decks
14%synergy
Sorin, Vengeful Bloodlord
14%inclusion1 decks7 decks
13%synergy
Elspeth, Storm Slayer
14%inclusion1 decks7 decks
9%synergy
Utility Lands
Tranquil Thicket
50%inclusion1 decks2 decks
47%synergy
Grim Backwoods
50%inclusion1 decks2 decks
47%synergy
Westvale Abbey
29%inclusion2 decks7 decks
26%synergy
Abandoned Air Temple
29%inclusion2 decks7 decks
24%synergy
Phyrexian Tower
29%inclusion2 decks7 decks
20%synergy
Vault of the Archangel
29%inclusion2 decks7 decks
16%synergy
Realm of Koh
14%inclusion1 decks7 decks
13%synergy
Shambling Vent
14%inclusion1 decks7 decks
13%synergy
Secluded Steppe
14%inclusion1 decks7 decks
12%synergy
Barren Moor
14%inclusion1 decks7 decks
11%synergy
Castle Ardenvale
14%inclusion1 decks7 decks
10%synergy
Cabal Coffers
14%inclusion1 decks7 decks
5%synergy
Mana Artifacts
Selesnya Signet
100%inclusion2 decks2 decks
93%synergy
Golgari Signet
100%inclusion2 decks2 decks
90%synergy
Talisman of Indulgence
100%inclusion1 decks1 decks
73%synergy
Arcane Signet
100%inclusion7 decks7 decks
28%synergy
Orzhov Signet
86%inclusion6 decks7 decks
63%synergy
Sol Ring
86%inclusion6 decks7 decks
2%synergy
Talisman of Unity
50%inclusion1 decks2 decks
43%synergy
Talisman of Resilience
50%inclusion1 decks2 decks
38%synergy
Talisman of Hierarchy
43%inclusion3 decks7 decks
17%synergy
Commander's Sphere
29%inclusion2 decks7 decks
17%synergy
Fellwar Stone
29%inclusion2 decks7 decks
8%synergy
Chromatic Orrery
14%inclusion1 decks7 decks
13%synergy
The Soul Stone
14%inclusion1 decks7 decks
10%synergy
Mind Stone
14%inclusion1 decks7 decks
0%synergy
Thought Vessel
14%inclusion1 decks7 decks
-3%synergy
Lands
Rakdos Carnarium
100%inclusion1 decks1 decks
88%synergy
Shadowblood Ridge
100%inclusion1 decks1 decks
87%synergy
Furycalm Snarl
100%inclusion1 decks1 decks
86%synergy
Rugged Prairie
100%inclusion1 decks1 decks
85%synergy
Sandsteppe Citadel
100%inclusion2 decks2 decks
74%synergy
Sunpetal Grove
100%inclusion2 decks2 decks
72%synergy
Nomad Outpost
100%inclusion1 decks1 decks
71%synergy
Woodland Cemetery
100%inclusion2 decks2 decks
67%synergy
Dragonskull Summit
100%inclusion1 decks1 decks
65%synergy
Clifftop Retreat
100%inclusion1 decks1 decks
64%synergy
Blood Crypt
100%inclusion1 decks1 decks
62%synergy
Shineshadow Snarl
86%inclusion6 decks7 decks
73%synergy
Command Tower
86%inclusion6 decks7 decks
11%synergy
Isolated Chapel
71%inclusion5 decks7 decks
37%synergy
Sunlit Marsh
57%inclusion4 decks7 decks
53%synergy
Scoured Barrens
57%inclusion4 decks7 decks
49%synergy
Orzhov Basilica
57%inclusion4 decks7 decks
43%synergy
Temple of Silence
57%inclusion4 decks7 decks
40%synergy
Caves of Koilos
57%inclusion4 decks7 decks
28%synergy
Woodland Chasm
50%inclusion1 decks2 decks
47%synergy
Blooming Marsh
50%inclusion1 decks2 decks
45%synergy
Razorverge Thicket
50%inclusion1 decks2 decks
45%synergy
Radiant Grove
50%inclusion1 decks2 decks
45%synergy
Haunted Mire
50%inclusion1 decks2 decks
44%synergy
Murmuring Bosk
50%inclusion1 decks2 decks
44%synergy
Blossoming Sands
50%inclusion1 decks2 decks
43%synergy
Deceptive Landscape
50%inclusion1 decks2 decks
42%synergy
Jungle Hollow
50%inclusion1 decks2 decks
41%synergy
Vernal Fen
50%inclusion1 decks2 decks
39%synergy
Necroblossom Snarl
50%inclusion1 decks2 decks
39%synergy
Selesnya Sanctuary
50%inclusion1 decks2 decks
38%synergy
Twilight Mire
50%inclusion1 decks2 decks
36%synergy
Temple of Malady
50%inclusion1 decks2 decks
35%synergy
Fortified Village
50%inclusion1 decks2 decks
34%synergy
Golgari Rot Farm
50%inclusion1 decks2 decks
33%synergy
Brushland
50%inclusion1 decks2 decks
30%synergy
Llanowar Wastes
50%inclusion1 decks2 decks
23%synergy
Concealed Courtyard
43%inclusion3 decks7 decks
37%synergy
Desolate Mire
43%inclusion3 decks7 decks
36%synergy
Tainted Field
43%inclusion3 decks7 decks
30%synergy
Fetid Heath
43%inclusion3 decks7 decks
29%synergy
Evolving Wilds
43%inclusion3 decks7 decks
22%synergy
Path of Ancestry
43%inclusion3 decks7 decks
21%synergy
Snowfield Sinkhole
29%inclusion2 decks7 decks
27%synergy
Fabled Passage
29%inclusion2 decks7 decks
19%synergy
Shattered Sanctum
29%inclusion2 decks7 decks
13%synergy
Vault of Champions
29%inclusion2 decks7 decks
5%synergy
Godless Shrine
29%inclusion2 decks7 decks
-13%synergy
Unknown Shores
14%inclusion1 decks7 decks
14%synergy
Grasslands
14%inclusion1 decks7 decks
14%synergy