Kotis, Sibsig Champion
Altar of Dementia
Skullwinder

   Prerequisites

What do I need to start this combo?
Extra Turn Spell - GY on Resolution in hand.
All other permanents on the battlefield.
You have enough mana available each turn to cast the extra turn spell and enough mana each extra turn to cast Skullwinder. You have not cast a spell using Kotis

   Steps

How does this combo work?
1
Cast the extra turn spell by paying its mana cost, causing you to take an extra turn after this one.
2
Move to your extra turn.
3
Activate Altar of Dementia by sacrificing Skullwinder, causing you to mill cards equal to Skullwinder's power.
4
Cast Skullwinder from your graveyard by paying its mana cost and exiling three other cards from your graveyard, ensuring not to exile the extra turn spell.
5
When Skullwinder enters the battlefield, it triggers, returning the extra turn spell from your graveyard to your hand.
6
Repeat.

   Results

What do I get from this combo?
Near-infinite turns
Teval, the Balanced Scale
0.0%inclusion5 decks21.5K decks
Kotis, Sibsig Champion
0.4%inclusion3 decks760 decks
Muldrotha, the Gravetide
0.0%inclusion2 decks11.5K decks
Teval, Arbiter of Virtue
0.0%inclusion1 decks4.46K decks
Sidisi, Brood Tyrant
0.0%inclusion1 decks3.60K decks
High Synergy Cards
Gravecrawler
83%inclusion10 decks12 decks
76%synergy
Life from the Loam
92%inclusion11 decks12 decks
76%synergy
Hedron Crab
83%inclusion10 decks12 decks
72%synergy
Living Death
83%inclusion10 decks12 decks
71%synergy
Stitcher's Supplier
83%inclusion10 decks12 decks
71%synergy
Teval's Judgment
83%inclusion10 decks12 decks
67%synergy
Ripples of Undeath
75%inclusion9 decks12 decks
61%synergy
Kheru Goldkeeper
73%inclusion8 decks11 decks
58%synergy
Colossal Grave-Reaver
75%inclusion9 decks12 decks
56%synergy
River Kelpie
58%inclusion7 decks12 decks
52%synergy
Top Cards
Eternal Witness
75%inclusion9 decks12 decks
48%synergy
Insidious Roots
58%inclusion7 decks12 decks
51%synergy
Afterlife from the Loam
58%inclusion7 decks12 decks
50%synergy
Timeless Witness
58%inclusion7 decks12 decks
49%synergy
Dread Return
58%inclusion7 decks12 decks
48%synergy
Will of the Sultai
58%inclusion7 decks12 decks
47%synergy
Kishla Skimmer
58%inclusion7 decks12 decks
46%synergy
Skull Prophet
58%inclusion7 decks12 decks
46%synergy
Farseek
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13%synergy
Steward of the Harvest
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44%synergy
Creatures
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26%synergy
Teval, the Balanced Scale
42%inclusion5 decks12 decks
35%synergy
Satyr Wayfinder
42%inclusion5 decks12 decks
34%synergy
Nyx Weaver
42%inclusion5 decks12 decks
34%synergy
Dauthi Voidwalker
42%inclusion5 decks12 decks
32%synergy
Aftermath Analyst
42%inclusion5 decks12 decks
30%synergy
Syr Konrad, the Grim
42%inclusion5 decks12 decks
25%synergy
Lotuslight Dancers
40%inclusion4 decks10 decks
34%synergy
Tormod, the Desecrator
33%inclusion4 decks12 decks
30%synergy
Diviner of Mist
33%inclusion4 decks12 decks
28%synergy
Shigeki, Jukai Visionary
33%inclusion4 decks12 decks
27%synergy
Floral Evoker
33%inclusion4 decks12 decks
27%synergy
Millikin
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27%synergy
Hermit Druid
33%inclusion4 decks12 decks
27%synergy
Meren of Clan Nel Toth
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26%synergy
Springbloom Druid
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Sidisi, Brood Tyrant
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23%synergy
Wonder
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Warren Soultrader
25%inclusion3 decks12 decks
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13%synergy
Six
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Birds of Paradise
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Instants
Lethal Scheme
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29%synergy
Grapple with the Past
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28%synergy
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33%inclusion4 decks12 decks
26%synergy
Harrow
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22%synergy
Frantic Search
25%inclusion3 decks12 decks
18%synergy
Tear Asunder
25%inclusion3 decks12 decks
15%synergy
Sorceries
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35%synergy
Reanimate
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28%synergy
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42%inclusion5 decks12 decks
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Lively Dirge
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33%inclusion4 decks12 decks
27%synergy
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Toxic Deluge
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Nature's Lore
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-3%synergy
Utility Artifacts
Hedge Shredder
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30%synergy
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33%inclusion4 decks12 decks
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Ashnod's Altar
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21%synergy
Enchantments
Glacierwood Siege
33%inclusion4 decks12 decks
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Awaken the Honored Dead
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25%synergy
Chthonian Nightmare
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23%synergy
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25%inclusion3 decks12 decks
20%synergy
Phyrexian Reclamation
25%inclusion3 decks12 decks
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Animate Dead
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12%synergy
Utility Lands
Cephalid Coliseum
58%inclusion7 decks12 decks
51%synergy
Crypt of Agadeem
42%inclusion5 decks12 decks
37%synergy
Memorial to Folly
42%inclusion5 decks12 decks
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Command Beacon
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14%synergy
Shifting Woodland
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12%synergy
Mana Artifacts
Sol Ring
58%inclusion7 decks12 decks
-24%synergy
Arcane Signet
50%inclusion6 decks12 decks
-21%synergy
Lands
Command Tower
92%inclusion11 decks12 decks
1%synergy
Foreboding Landscape
83%inclusion10 decks12 decks
60%synergy
Dreamroot Cascade
75%inclusion9 decks12 decks
48%synergy
Woodland Cemetery
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Opulent Palace
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22%synergy
Hinterland Harbor
67%inclusion8 decks12 decks
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Llanowar Wastes
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Exotic Orchard
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Breeding Pool
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20%synergy
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33%inclusion4 decks12 decks
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Misty Rainforest
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Polluted Delta
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Verdant Catacombs
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Zagoth Triome
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Contaminated Aquifer
25%inclusion3 decks12 decks
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Haunted Mire
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18%synergy
Myriad Landscape
25%inclusion3 decks12 decks
11%synergy
Underground River
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8%synergy
Darkwater Catacombs
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6%synergy
Yavimaya Coast
25%inclusion3 decks12 decks
-3%synergy
Undergrowth Stadium
25%inclusion3 decks12 decks
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Rejuvenating Springs
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-7%synergy