Eirdu, Carrier of Dawn
Altar of Dementia
Arcbound Condor

   Prerequisites

What do I need to start this combo?
All permanents on the battlefield (Eirdu as Isilu, Carrier of Twilight on the battlefield).

   Steps

How does this combo work?
1
Activate Altar of Dementia by sacrificing Arcbound Condor.
2
When Arcbound Condor dies, its modular ability and persist ability trigger.
3
Resolve the modular trigger, putting Arcbound Condor's +1/+1 counters on another artifact creature.
4
Resolve the persist trigger, returning Arcbound Condor from your graveyard to the battlefield. It will not have a -1/-1 counter on it due to its modular ability.
5
Resolve the Altar of Dementia ability.
6
Repeat.

   Results

What do I get from this combo?
Infinite LTB
Infinite ETB
Infinite sacrifice triggers
Infinite death triggers
Infinite mill
Infinite self-mill
Infinite +1/+1 counters on certain creatures
Eirdu, Carrier of Dawn
0.5%inclusion16 decks3K decks
Top Commanders
Akiri, Line-Slinger // Reyhan, Last of the Abzan
1.7%inclusion1 decks59 decks
New Cards
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20%synergy
Rhys, the Evermore
22%inclusion2 decks9 decks
22%synergy
Emptiness
12%inclusion2 decks17 decks
11%synergy
Morningtide's Light
12%inclusion2 decks17 decks
11%synergy
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10%synergy
High Synergy Cards
Ashnod's Altar
94%inclusion16 decks17 decks
88%synergy
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88%inclusion15 decks17 decks
80%synergy
Phyrexian Altar
76%inclusion13 decks17 decks
73%synergy
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68%synergy
Marionette Apprentice
71%inclusion12 decks17 decks
66%synergy
Blood Artist
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65%synergy
Arcbound Prototype
65%inclusion11 decks17 decks
65%synergy
Carrion Feeder
65%inclusion11 decks17 decks
60%synergy
Arcbound Reclaimer
59%inclusion10 decks17 decks
59%synergy
Deadly Dispute
71%inclusion12 decks17 decks
58%synergy
Top Cards
Bastion of Remembrance
65%inclusion11 decks17 decks
58%synergy
Cruel Celebrant
65%inclusion11 decks17 decks
57%synergy
Elas il-Kor, Sadistic Pilgrim
59%inclusion10 decks17 decks
49%synergy
Arcbound Hybrid
53%inclusion9 decks17 decks
53%synergy
Arcbound Javelineer
53%inclusion9 decks17 decks
53%synergy
Geralf's Messenger
53%inclusion9 decks17 decks
53%synergy
Blasting Station
53%inclusion9 decks17 decks
52%synergy
Lightning Greaves
53%inclusion9 decks17 decks
28%synergy
Scrapyard Recombiner
47%inclusion8 decks17 decks
47%synergy
Triskelion
47%inclusion8 decks17 decks
47%synergy
Game Changers
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8%synergy
Creatures
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44%synergy
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42%synergy
Pitiless Plunderer
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39%synergy
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41%inclusion7 decks17 decks
39%synergy
Bartolomé del Presidio
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37%synergy
Corpse Knight
41%inclusion7 decks17 decks
36%synergy
Arcbound Crusher
35%inclusion6 decks17 decks
35%synergy
Arcbound Mouser
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35%synergy
Grim Haruspex
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32%synergy
Arcbound Slith
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29%synergy
Arcbound Stinger
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29%synergy
Arcbound Worker
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29%synergy
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29%synergy
Arcbound Ravager
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29%synergy
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28%synergy
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28%synergy
Gray Merchant of Asphodel
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21%synergy
Solemn Simulacrum
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17%synergy
Clockwork Beetle
24%inclusion4 decks17 decks
24%synergy
Arcbound Bruiser
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23%synergy
Arcbound Fiend
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23%synergy
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23%synergy
Vengeful Bloodwitch
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22%synergy
Zack Fair
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22%synergy
Woe Strider
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22%synergy
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21%synergy
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20%synergy
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16%synergy
Evernight Shade
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18%synergy
Workhorse
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18%synergy
Arcbound Overseer
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18%synergy
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17%synergy
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17%synergy
Scorn-Blade Berserker
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17%synergy
Mindless Automaton
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17%synergy
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15%synergy
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15%synergy
Luminous Broodmoth
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14%synergy
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11%synergy
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11%synergy
Grand Abolisher
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9%synergy
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Instants
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23%synergy
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Flare of Fortitude
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Culling the Weak
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Sorceries
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16%synergy
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8%synergy
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Utility Artifacts
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17%synergy
Enchantments
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30%synergy
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Kinbinding
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Utility Lands
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Abandoned Air Temple
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High Market
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Mana Artifacts
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6%synergy
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6%synergy
Chromatic Lantern
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9%synergy
Fellwar Stone
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-3%synergy
Lands
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8%synergy
Godless Shrine
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23%synergy
Caves of Koilos
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30%synergy
Isolated Chapel
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19%synergy
Vault of Champions
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23%synergy
Shadowy Backstreet
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31%synergy
Marsh Flats
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31%synergy
Shattered Sanctum
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26%synergy
Bleachbone Verge
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27%synergy
Tainted Field
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22%synergy
Temple of Silence
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18%synergy
Brightclimb Pathway
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Shineshadow Snarl
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Fetid Heath
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16%synergy
Silent Clearing
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13%synergy
Reflecting Pool
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12%synergy
Concealed Courtyard
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12%synergy
Scrubland
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4%synergy
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3%synergy
Evolving Wilds
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-3%synergy
Abundant Countryside
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10%synergy