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
Lock
Teval, the Balanced Scale
0.0%inclusion8 decks29.2K decks
Kotis, Sibsig Champion
0.4%inclusion4 decks957 decks
Muldrotha, the Gravetide
0.0%inclusion2 decks15.4K decks
Sidisi, Brood Tyrant
0.0%inclusion2 decks4.71K decks
Teval, Arbiter of Virtue
0.0%inclusion1 decks5.34K decks
High Synergy Cards
Stitcher's Supplier
88%inclusion15 decks17 decks
75%synergy
Gravecrawler
82%inclusion14 decks17 decks
74%synergy
Living Death
76%inclusion13 decks17 decks
64%synergy
Hedron Crab
76%inclusion13 decks17 decks
63%synergy
Teval's Judgment
76%inclusion13 decks17 decks
61%synergy
Kheru Goldkeeper
69%inclusion11 decks16 decks
56%synergy
Life from the Loam
71%inclusion12 decks17 decks
54%synergy
Colossal Grave-Reaver
71%inclusion12 decks17 decks
52%synergy
Ripples of Undeath
65%inclusion11 decks17 decks
51%synergy
Dread Return
59%inclusion10 decks17 decks
48%synergy
Top Cards
Eternal Witness
71%inclusion12 decks17 decks
45%synergy
Kishla Skimmer
59%inclusion10 decks17 decks
48%synergy
Skull Prophet
59%inclusion10 decks17 decks
46%synergy
Icetill Explorer
57%inclusion4 decks7 decks
40%synergy
River Kelpie
53%inclusion9 decks17 decks
46%synergy
Insidious Roots
53%inclusion9 decks17 decks
45%synergy
Timeless Witness
53%inclusion9 decks17 decks
43%synergy
Will of the Sultai
53%inclusion9 decks17 decks
43%synergy
Victimize
53%inclusion9 decks17 decks
37%synergy
Syr Konrad, the Grim
53%inclusion9 decks17 decks
37%synergy
Game Changers
Field of the Dead
24%inclusion4 decks17 decks
13%synergy
Creatures
Steward of the Harvest
47%inclusion8 decks17 decks
42%synergy
Satyr Wayfinder
47%inclusion8 decks17 decks
40%synergy
Nyx Weaver
47%inclusion8 decks17 decks
39%synergy
Wonder
41%inclusion7 decks17 decks
28%synergy
Sakura-Tribe Elder
41%inclusion7 decks17 decks
18%synergy
Tormod, the Desecrator
35%inclusion6 decks17 decks
32%synergy
Diviner of Mist
35%inclusion6 decks17 decks
31%synergy
Shigeki, Jukai Visionary
35%inclusion6 decks17 decks
29%synergy
Teval, the Balanced Scale
35%inclusion6 decks17 decks
29%synergy
Meren of Clan Nel Toth
35%inclusion6 decks17 decks
28%synergy
Sidisi, Brood Tyrant
35%inclusion6 decks17 decks
25%synergy
Ramunap Excavator
35%inclusion6 decks17 decks
24%synergy
Aftermath Analyst
35%inclusion6 decks17 decks
23%synergy
Six
35%inclusion6 decks17 decks
19%synergy
Birds of Paradise
35%inclusion6 decks17 decks
6%synergy
Lotuslight Dancers
33%inclusion5 decks15 decks
28%synergy
Millikin
29%inclusion5 decks17 decks
23%synergy
Hermit Druid
29%inclusion5 decks17 decks
23%synergy
Dauthi Voidwalker
29%inclusion5 decks17 decks
20%synergy
Pitiless Plunderer
24%inclusion4 decks17 decks
22%synergy
Blood Artist
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21%synergy
Floral Evoker
24%inclusion4 decks17 decks
18%synergy
Springbloom Druid
24%inclusion4 decks17 decks
15%synergy
The Gitrog Monster
24%inclusion4 decks17 decks
9%synergy
Muldrotha, the Gravetide
24%inclusion4 decks17 decks
2%synergy
Mikaeus, the Unhallowed
18%inclusion3 decks17 decks
16%synergy
Warren Soultrader
18%inclusion3 decks17 decks
16%synergy
Zulaport Cutthroat
18%inclusion3 decks17 decks
15%synergy
Stinkweed Imp
18%inclusion3 decks17 decks
15%synergy
Junji, the Midnight Sky
18%inclusion3 decks17 decks
15%synergy
Molt Tender
18%inclusion3 decks17 decks
15%synergy
Accursed Marauder
18%inclusion3 decks17 decks
14%synergy
Sylvan Safekeeper
18%inclusion3 decks17 decks
14%synergy
Lost Monarch of Ifnir
18%inclusion3 decks17 decks
14%synergy
Jarad, Golgari Lich Lord
18%inclusion3 decks17 decks
11%synergy
Wight of the Reliquary
18%inclusion3 decks17 decks
11%synergy
Craterhoof Behemoth
18%inclusion3 decks17 decks
11%synergy
World Shaper
18%inclusion3 decks17 decks
10%synergy
Uro, Titan of Nature's Wrath
18%inclusion3 decks17 decks
8%synergy
Avenger of Zendikar
18%inclusion3 decks17 decks
5%synergy
Deathrite Shaman
18%inclusion3 decks17 decks
2%synergy
Instants
Grapple with the Past
29%inclusion5 decks17 decks
23%synergy
Frantic Search
29%inclusion5 decks17 decks
22%synergy
Lethal Scheme
24%inclusion4 decks17 decks
19%synergy
Grisly Salvage
24%inclusion4 decks17 decks
16%synergy
Tear Asunder
24%inclusion4 decks17 decks
13%synergy
Harrow
24%inclusion4 decks17 decks
12%synergy
Putrefy
24%inclusion4 decks17 decks
-1%synergy
Assassin's Trophy
24%inclusion4 decks17 decks
-13%synergy
Negate
18%inclusion3 decks17 decks
1%synergy
Sorceries
Farseek
53%inclusion9 decks17 decks
7%synergy
Afterlife from the Loam
47%inclusion8 decks17 decks
39%synergy
Reanimate
47%inclusion8 decks17 decks
24%synergy
Rampant Growth
41%inclusion7 decks17 decks
4%synergy
Buried Alive
35%inclusion6 decks17 decks
28%synergy
Lively Dirge
24%inclusion4 decks17 decks
22%synergy
Welcome the Dead
24%inclusion4 decks17 decks
18%synergy
Nature's Lore
24%inclusion4 decks17 decks
-5%synergy
Neoform
18%inclusion3 decks17 decks
13%synergy
Rise of the Dark Realms
18%inclusion3 decks17 decks
10%synergy
Toxic Deluge
18%inclusion3 decks17 decks
-1%synergy
Cultivate
18%inclusion3 decks17 decks
-24%synergy
Utility Artifacts
Hedge Shredder
47%inclusion8 decks17 decks
32%synergy
Conduit of Worlds
41%inclusion7 decks17 decks
26%synergy
Phyrexian Altar
35%inclusion6 decks17 decks
31%synergy
Mesmeric Orb
35%inclusion6 decks17 decks
24%synergy
Ashnod's Altar
24%inclusion4 decks17 decks
20%synergy
Enchantments
Glacierwood Siege
29%inclusion5 decks17 decks
24%synergy
Awaken the Honored Dead
29%inclusion5 decks17 decks
22%synergy
Animate Dead
29%inclusion5 decks17 decks
17%synergy
Phyrexian Reclamation
24%inclusion4 decks17 decks
17%synergy
Chthonian Nightmare
18%inclusion3 decks17 decks
16%synergy
Titans' Nest
18%inclusion3 decks17 decks
14%synergy
Tortured Existence
18%inclusion3 decks17 decks
13%synergy
Hollowmurk Siege
18%inclusion3 decks17 decks
13%synergy
Mystic Remora
18%inclusion3 decks17 decks
2%synergy
Utility Lands
Cephalid Coliseum
47%inclusion8 decks17 decks
39%synergy
Crypt of Agadeem
35%inclusion6 decks17 decks
30%synergy
Dakmor Salvage
35%inclusion6 decks17 decks
29%synergy
Memorial to Folly
29%inclusion5 decks17 decks
24%synergy
Shifting Woodland
24%inclusion4 decks17 decks
11%synergy
Takenuma, Abandoned Mire
18%inclusion3 decks17 decks
7%synergy
Command Beacon
18%inclusion3 decks17 decks
6%synergy
Urborg, Tomb of Yawgmoth
18%inclusion3 decks17 decks
1%synergy
Bojuka Bog
18%inclusion3 decks17 decks
-8%synergy
Mana Artifacts
Sol Ring
71%inclusion12 decks17 decks
-11%synergy
Arcane Signet
65%inclusion11 decks17 decks
-7%synergy
Lands
Command Tower
88%inclusion15 decks17 decks
-2%synergy
Foreboding Landscape
71%inclusion12 decks17 decks
48%synergy
Woodland Cemetery
71%inclusion12 decks17 decks
25%synergy
Opulent Palace
71%inclusion12 decks17 decks
18%synergy
Hinterland Harbor
65%inclusion11 decks17 decks
17%synergy
Dreamroot Cascade
59%inclusion10 decks17 decks
30%synergy
Overgrown Tomb
59%inclusion10 decks17 decks
12%synergy
Watery Grave
53%inclusion9 decks17 decks
8%synergy
Terramorphic Expanse
47%inclusion8 decks17 decks
23%synergy
Breeding Pool
47%inclusion8 decks17 decks
0%synergy
Golgari Rot Farm
41%inclusion7 decks17 decks
21%synergy
Llanowar Wastes
41%inclusion7 decks17 decks
9%synergy
Drowned Catacomb
41%inclusion7 decks17 decks
8%synergy
Misty Rainforest
41%inclusion7 decks17 decks
7%synergy
Zagoth Triome
41%inclusion7 decks17 decks
3%synergy
Exotic Orchard
41%inclusion7 decks17 decks
-15%synergy
Temple of Malady
35%inclusion6 decks17 decks
15%synergy
Verdant Catacombs
35%inclusion6 decks17 decks
1%synergy
Polluted Delta
35%inclusion6 decks17 decks
0%synergy
Sunken Hollow
35%inclusion6 decks17 decks
-2%synergy
Fetid Pools
29%inclusion5 decks17 decks
16%synergy
Darkwater Catacombs
29%inclusion5 decks17 decks
11%synergy
Rejuvenating Springs
29%inclusion5 decks17 decks
-2%synergy
Tainted Isle
24%inclusion4 decks17 decks
15%synergy
Myriad Landscape
24%inclusion4 decks17 decks
10%synergy
Underground River
24%inclusion4 decks17 decks
6%synergy
Morphic Pool
24%inclusion4 decks17 decks
-1%synergy
Evolving Wilds
24%inclusion4 decks17 decks
-4%synergy
Undergrowth Stadium
24%inclusion4 decks17 decks
-6%synergy
Contaminated Aquifer
18%inclusion3 decks17 decks
13%synergy
Haunted Mire
18%inclusion3 decks17 decks
10%synergy
Tainted Wood
18%inclusion3 decks17 decks
7%synergy
Tropical Island
18%inclusion3 decks17 decks
4%synergy
Bayou
18%inclusion3 decks17 decks
4%synergy
Shipwreck Marsh
18%inclusion3 decks17 decks
3%synergy
Temple of Deceit
18%inclusion3 decks17 decks
3%synergy
Undercity Sewers
18%inclusion3 decks17 decks
1%synergy
Simic Growth Chamber
18%inclusion3 decks17 decks
1%synergy
Temple of Mystery
18%inclusion3 decks17 decks
0%synergy
Underground Mortuary
18%inclusion3 decks17 decks
0%synergy
Hedge Maze
18%inclusion3 decks17 decks
-1%synergy
Yavimaya Coast
18%inclusion3 decks17 decks
-11%synergy