Kotis, Sibsig Champion
Altar of Dementia
Timeless Witness

   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 Timeless Witness. 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 Timeless Witness, causing you to mill cards equal to Timeless Witness's power.
4
Cast Timeless Witness 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 Timeless Witness 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?
Lock
Near-infinite turns
Teval, the Balanced Scale
4.9%inclusion1.15K decks23.6K decks
Kotis, Sibsig Champion
6.7%inclusion55 decks818 decks
Sidisi, Brood Tyrant
1.1%inclusion44 decks3.88K decks
Sin, Spira's Punishment
0.6%inclusion21 decks3.61K decks
Muldrotha, the Gravetide
0.1%inclusion11 decks12.4K decks
Teval, Arbiter of Virtue
0.1%inclusion6 decks4.72K decks
Glarb, Calamity's Augur
0.0%inclusion2 decks11.5K decks
The Master, Transcendent
0.1%inclusion2 decks1.84K decks
Ravos, Soultender // Thrasios, Triton Hero
0.4%inclusion1 decks249 decks
Tasigur, the Golden Fang
0.0%inclusion1 decks3.14K decks
New Cards
Ba Sing Se
3.2%inclusion10 decks309 decks
-2%synergy
Beifong's Bounty Hunters
2.9%inclusion9 decks314 decks
1%synergy
Avatar Destiny
2.3%inclusion7 decks310 decks
2%synergy
Agna Qel'a
1.9%inclusion6 decks309 decks
-1%synergy
Sodden Verdure
1.8%inclusion1 decks57 decks
-1%synergy
High Synergy Cards
Life from the Loam
92%inclusion1.18K decks1.29K decks
87%synergy
Teval's Judgment
89%inclusion1.15K decks1.29K decks
87%synergy
Colossal Grave-Reaver
91%inclusion1.18K decks1.29K decks
86%synergy
Hedron Crab
87%inclusion1.12K decks1.29K decks
85%synergy
Wonder
82%inclusion1.05K decks1.29K decks
78%synergy
Living Death
82%inclusion1.06K decks1.29K decks
76%synergy
Stitcher's Supplier
80%inclusion1.04K decks1.29K decks
76%synergy
Conduit of Worlds
79%inclusion1.03K decks1.29K decks
74%synergy
Will of the Sultai
75%inclusion966 decks1.29K decks
73%synergy
Gravecrawler
75%inclusion968 decks1.29K decks
71%synergy
Top Cards
Farseek
80%inclusion1.03K decks1.29K decks
44%synergy
Muldrotha, the Gravetide
79%inclusion1.03K decks1.29K decks
71%synergy
Victimize
78%inclusion1K decks1.29K decks
65%synergy
Six
76%inclusion988 decks1.29K decks
71%synergy
Ripples of Undeath
74%inclusion962 decks1.29K decks
70%synergy
Sakura-Tribe Elder
73%inclusion940 decks1.29K decks
56%synergy
Insidious Roots
73%inclusion938 decks1.29K decks
67%synergy
Kishla Skimmer
72%inclusion932 decks1.29K decks
70%synergy
Meren of Clan Nel Toth
72%inclusion928 decks1.29K decks
68%synergy
Skull Prophet
69%inclusion892 decks1.29K decks
63%synergy
Game Changers
Field of the Dead
37%inclusion474 decks1.29K decks
34%synergy
Crop Rotation
23%inclusion298 decks1.29K decks
13%synergy
Cyclonic Rift
12%inclusion151 decks1.29K decks
-11%synergy
Rhystic Study
8.0%inclusion104 decks1.29K decks
-16%synergy
Fierce Guardianship
6.9%inclusion89 decks1.29K decks
-11%synergy
Gifts Ungiven
6.7%inclusion87 decks1.29K decks
5%synergy
Demonic Tutor
5.3%inclusion68 decks1.29K decks
-14%synergy
Creatures
Kheru Goldkeeper
65%inclusion833 decks1.28K decks
60%synergy
River Kelpie
64%inclusion833 decks1.29K decks
64%synergy
Sidisi, Brood Tyrant
63%inclusion817 decks1.29K decks
60%synergy
Nyx Weaver
63%inclusion810 decks1.29K decks
58%synergy
Avenger of Zendikar
63%inclusion809 decks1.29K decks
54%synergy
The Gitrog Monster
62%inclusion805 decks1.29K decks
55%synergy
Ob Nixilis, the Fallen
58%inclusion755 decks1.29K decks
57%synergy
Steward of the Harvest
58%inclusion751 decks1.29K decks
58%synergy
Eternal Witness
55%inclusion708 decks1.29K decks
38%synergy
Syr Konrad, the Grim
53%inclusion681 decks1.29K decks
44%synergy
Shigeki, Jukai Visionary
50%inclusion644 decks1.29K decks
48%synergy
The Scarab God
49%inclusion629 decks1.29K decks
45%synergy
Floral Evoker
48%inclusion615 decks1.29K decks
47%synergy
Icetill Explorer
46%inclusion285 decks620 decks
39%synergy
Deathrite Shaman
46%inclusion590 decks1.29K decks
35%synergy
Springbloom Druid
45%inclusion578 decks1.29K decks
41%synergy
Aftermath Analyst
45%inclusion577 decks1.29K decks
40%synergy
Dauthi Voidwalker
34%inclusion437 decks1.29K decks
27%synergy
Jarad, Golgari Lich Lord
34%inclusion434 decks1.29K decks
30%synergy
Lost Monarch of Ifnir
30%inclusion386 decks1.29K decks
29%synergy
Satyr Wayfinder
30%inclusion382 decks1.29K decks
27%synergy
Diviner of Mist
29%inclusion380 decks1.29K decks
29%synergy
Millikin
29%inclusion370 decks1.29K decks
27%synergy
Tatyova, Benthic Druid
28%inclusion358 decks1.29K decks
15%synergy
Wight of the Reliquary
27%inclusion354 decks1.29K decks
22%synergy
Multani, Yavimaya's Avatar
25%inclusion318 decks1.29K decks
23%synergy
Ramunap Excavator
25%inclusion318 decks1.29K decks
18%synergy
Tasigur, the Golden Fang
24%inclusion305 decks1.29K decks
23%synergy
Noxious Gearhulk
23%inclusion302 decks1.29K decks
20%synergy
Craterhoof Behemoth
23%inclusion291 decks1.29K decks
16%synergy
World Shaper
22%inclusion287 decks1.29K decks
19%synergy
Amphin Mutineer
21%inclusion274 decks1.29K decks
20%synergy
Hermit Druid
19%inclusion251 decks1.29K decks
18%synergy
Tormod, the Desecrator
19%inclusion249 decks1.29K decks
18%synergy
Underrealm Lich
18%inclusion237 decks1.29K decks
15%synergy
Lord of Extinction
17%inclusion226 decks1.29K decks
15%synergy
Birds of Paradise
17%inclusion225 decks1.29K decks
-10%synergy
Uro, Titan of Nature's Wrath
17%inclusion214 decks1.29K decks
12%synergy
Lotuslight Dancers
15%inclusion193 decks1.27K decks
13%synergy
Junji, the Midnight Sky
14%inclusion183 decks1.29K decks
12%synergy
Bloodghast
13%inclusion173 decks1.29K decks
11%synergy
Scute Swarm
13%inclusion167 decks1.29K decks
3%synergy
Disciple of Bolas
11%inclusion145 decks1.29K decks
9%synergy
Aesi, Tyrant of Gyre Strait
11%inclusion141 decks1.29K decks
4%synergy
Reassembling Skeleton
10%inclusion128 decks1.29K decks
6%synergy
Lumra, Bellow of the Woods
10%inclusion125 decks1.29K decks
7%synergy
Golgari Grave-Troll
9.0%inclusion116 decks1.29K decks
7%synergy
Woe Strider
9.0%inclusion116 decks1.29K decks
7%synergy
Overlord of the Balemurk
8.5%inclusion110 decks1.29K decks
7%synergy
Warren Soultrader
8.5%inclusion110 decks1.29K decks
3%synergy
Instants
Tear Asunder
68%inclusion879 decks1.29K decks
61%synergy
Grapple with the Past
65%inclusion837 decks1.29K decks
63%synergy
Harrow
62%inclusion801 decks1.29K decks
52%synergy
Putrefy
56%inclusion720 decks1.29K decks
40%synergy
Lethal Scheme
55%inclusion709 decks1.29K decks
53%synergy
Assassin's Trophy
52%inclusion668 decks1.29K decks
21%synergy
Grisly Salvage
37%inclusion473 decks1.29K decks
31%synergy
Beast Within
25%inclusion327 decks1.29K decks
-9%synergy
Counterspell
25%inclusion320 decks1.29K decks
-17%synergy
Forbidden Alchemy
24%inclusion306 decks1.29K decks
22%synergy
An Offer You Can't Refuse
16%inclusion202 decks1.29K decks
-9%synergy
Entomb
16%inclusion201 decks1.29K decks
9%synergy
Smuggler's Surprise
11%inclusion143 decks1.29K decks
9%synergy
Heroic Intervention
10%inclusion128 decks1.29K decks
-21%synergy
Arcane Denial
8.7%inclusion113 decks1.29K decks
-12%synergy
Auroral Procession
7.5%inclusion97 decks1.29K decks
5%synergy
Swan Song
6.8%inclusion88 decks1.29K decks
-11%synergy
Deadly Rollick
6.6%inclusion85 decks1.29K decks
-7%synergy
Noxious Revival
5.7%inclusion73 decks1.29K decks
1%synergy
Pile On
5.6%inclusion72 decks1.29K decks
5%synergy
Fell the Profane
5.5%inclusion71 decks1.29K decks
-3%synergy
Sorceries
Afterlife from the Loam
69%inclusion887 decks1.29K decks
68%synergy
Rampant Growth
58%inclusion746 decks1.29K decks
24%synergy
Welcome the Dead
58%inclusion745 decks1.29K decks
57%synergy
Reanimate
57%inclusion739 decks1.29K decks
38%synergy
Dread Return
55%inclusion714 decks1.29K decks
50%synergy
Cultivate
47%inclusion612 decks1.29K decks
5%synergy
Treasure Cruise
29%inclusion371 decks1.29K decks
24%synergy
Nature's Lore
27%inclusion345 decks1.29K decks
-5%synergy
Casualties of War
25%inclusion322 decks1.29K decks
20%synergy
Necromantic Selection
25%inclusion320 decks1.29K decks
24%synergy
Three Visits
17%inclusion219 decks1.29K decks
-7%synergy
Toxic Deluge
16%inclusion208 decks1.29K decks
-2%synergy
Buried Alive
13%inclusion170 decks1.29K decks
7%synergy
Malevolent Rumble
12%inclusion149 decks1.29K decks
10%synergy
Bala Ged Recovery
12%inclusion149 decks1.29K decks
4%synergy
Rise of the Dark Realms
10%inclusion124 decks1.29K decks
5%synergy
Death Begets Life
9.0%inclusion116 decks1.29K decks
7%synergy
Breach the Multiverse
7.0%inclusion91 decks1.29K decks
3%synergy
Rise of the Witch-king
6.7%inclusion87 decks1.29K decks
2%synergy
Culling Ritual
5.1%inclusion66 decks1.29K decks
-6%synergy
Utility Artifacts
Hedge Shredder
60%inclusion773 decks1.29K decks
57%synergy
Lightning Greaves
30%inclusion389 decks1.29K decks
5%synergy
Phyrexian Altar
24%inclusion309 decks1.29K decks
20%synergy
Essence Anchor
16%inclusion210 decks1.29K decks
16%synergy
Mesmeric Orb
13%inclusion162 decks1.29K decks
11%synergy
Elixir of Immortality
12%inclusion150 decks1.29K decks
10%synergy
Ashnod's Altar
10%inclusion123 decks1.29K decks
3%synergy
Crucible of Worlds
9.1%inclusion118 decks1.29K decks
7%synergy
Cursecloth Wrappings
8.2%inclusion106 decks1.29K decks
8%synergy
Agatha's Soul Cauldron
6.0%inclusion77 decks1.29K decks
5%synergy
Enchantments
Phyrexian Reclamation
68%inclusion873 decks1.29K decks
64%synergy
Tortured Existence
45%inclusion584 decks1.29K decks
43%synergy
Titans' Nest
43%inclusion554 decks1.29K decks
42%synergy
Crawling Sensation
35%inclusion458 decks1.29K decks
34%synergy
Awaken the Honored Dead
25%inclusion326 decks1.29K decks
22%synergy
Animate Dead
24%inclusion308 decks1.29K decks
15%synergy
Glacierwood Siege
12%inclusion151 decks1.29K decks
10%synergy
Oversold Cemetery
8.1%inclusion105 decks1.29K decks
6%synergy
Walk-In Closet // Forgotten Cellar
7.5%inclusion97 decks1.29K decks
5%synergy
Out of the Tombs
6.2%inclusion80 decks1.29K decks
5%synergy
Spelunking
6.2%inclusion80 decks1.29K decks
2%synergy
Exploration
5.1%inclusion66 decks1.29K decks
-3%synergy
Utility Lands
Command Beacon
71%inclusion920 decks1.29K decks
66%synergy
Cephalid Coliseum
67%inclusion868 decks1.29K decks
64%synergy
Memorial to Folly
56%inclusion729 decks1.29K decks
55%synergy
Drownyard Temple
48%inclusion623 decks1.29K decks
47%synergy
Crypt of Agadeem
44%inclusion568 decks1.29K decks
42%synergy
Shifting Woodland
33%inclusion427 decks1.29K decks
26%synergy
Takenuma, Abandoned Mire
25%inclusion329 decks1.29K decks
17%synergy
Boseiju, Who Endures
23%inclusion291 decks1.29K decks
4%synergy
Yavimaya, Cradle of Growth
19%inclusion250 decks1.29K decks
11%synergy
Dakmor Salvage
19%inclusion248 decks1.29K decks
17%synergy
Bojuka Bog
19%inclusion244 decks1.29K decks
-11%synergy
Urborg, Tomb of Yawgmoth
16%inclusion205 decks1.29K decks
7%synergy
Ghost Quarter
15%inclusion197 decks1.29K decks
13%synergy
Otawara, Soaring City
12%inclusion160 decks1.29K decks
-4%synergy
Strip Mine
12%inclusion152 decks1.29K decks
9%synergy
Kishla Village
10%inclusion130 decks1.29K decks
9%synergy
Mistrise Village
9.4%inclusion121 decks1.29K decks
1%synergy
Phyrexian Tower
9.1%inclusion117 decks1.29K decks
0%synergy
Lotus Field
8.8%inclusion114 decks1.29K decks
7%synergy
Reliquary Tower
5.3%inclusion68 decks1.29K decks
-25%synergy
Evendo, Waking Haven
5.0%inclusion32 decks636 decks
0%synergy
Mana Artifacts
Sol Ring
91%inclusion1.17K decks1.29K decks
7%synergy
Arcane Signet
82%inclusion1.06K decks1.29K decks
10%synergy
Lands
Command Tower
98%inclusion1.26K decks1.29K decks
23%synergy
Woodland Cemetery
83%inclusion1.07K decks1.29K decks
51%synergy
Hinterland Harbor
81%inclusion1.04K decks1.29K decks
48%synergy
Exotic Orchard
80%inclusion1.04K decks1.29K decks
44%synergy
Dreamroot Cascade
78%inclusion1K decks1.29K decks
56%synergy
Opulent Palace
74%inclusion953 decks1.29K decks
46%synergy
Llanowar Wastes
68%inclusion878 decks1.29K decks
41%synergy
Sunken Hollow
66%inclusion853 decks1.29K decks
32%synergy
Foreboding Landscape
63%inclusion808 decks1.29K decks
53%synergy
Terramorphic Expanse
52%inclusion674 decks1.29K decks
37%synergy
Golgari Rot Farm
51%inclusion663 decks1.29K decks
34%synergy
Watery Grave
51%inclusion663 decks1.29K decks
10%synergy
Breeding Pool
51%inclusion656 decks1.29K decks
9%synergy
Overgrown Tomb
50%inclusion652 decks1.29K decks
10%synergy
Polluted Delta
45%inclusion584 decks1.29K decks
33%synergy
Zagoth Triome
44%inclusion565 decks1.29K decks
16%synergy
Verdant Catacombs
43%inclusion561 decks1.29K decks
32%synergy
Fetid Pools
43%inclusion551 decks1.29K decks
36%synergy
Misty Rainforest
42%inclusion549 decks1.29K decks
31%synergy
Darkwater Catacombs
38%inclusion495 decks1.29K decks
23%synergy
Myriad Landscape
36%inclusion468 decks1.29K decks
20%synergy
Underground Mortuary
31%inclusion396 decks1.29K decks
18%synergy
Undergrowth Stadium
29%inclusion376 decks1.29K decks
6%synergy
Hedge Maze
29%inclusion373 decks1.29K decks
18%synergy
Haunted Mire
27%inclusion353 decks1.29K decks
21%synergy
Rejuvenating Springs
27%inclusion353 decks1.29K decks
0%synergy
Fabled Passage
27%inclusion345 decks1.29K decks
17%synergy
Temple of Malady
25%inclusion323 decks1.29K decks
9%synergy
Undercity Sewers
25%inclusion321 decks1.29K decks
14%synergy
Morphic Pool
20%inclusion253 decks1.29K decks
-5%synergy
Contaminated Aquifer
17%inclusion224 decks1.29K decks
14%synergy
Drowned Catacomb
16%inclusion213 decks1.29K decks
-13%synergy
Yavimaya Coast
13%inclusion169 decks1.29K decks
-14%synergy
Deathcap Glade
13%inclusion162 decks1.29K decks
-1%synergy
Shipwreck Marsh
11%inclusion146 decks1.29K decks
-7%synergy
Evolving Wilds
11%inclusion144 decks1.29K decks
-10%synergy
Blighted Woodland
10%inclusion131 decks1.29K decks
6%synergy
Underground River
10%inclusion127 decks1.29K decks
-13%synergy
Wastewood Verge
10%inclusion126 decks1.29K decks
3%synergy
Bayou
7.8%inclusion101 decks1.29K decks
-6%synergy
Willowrush Verge
7.5%inclusion97 decks1.29K decks
1%synergy
Underground Sea
7.5%inclusion97 decks1.29K decks
-7%synergy
Windswept Heath
7.3%inclusion94 decks1.29K decks
-4%synergy
Tropical Island
7.3%inclusion94 decks1.29K decks
-7%synergy
Dimir Aqueduct
7.3%inclusion94 decks1.29K decks
-7%synergy
Simic Growth Chamber
7.3%inclusion94 decks1.29K decks
-11%synergy
Wooded Foothills
6.6%inclusion85 decks1.29K decks
-4%synergy
Flooded Strand
6.6%inclusion85 decks1.29K decks
-5%synergy
Gloomlake Verge
6.2%inclusion80 decks1.29K decks
-3%synergy
Marsh Flats
5.9%inclusion76 decks1.29K decks
-5%synergy