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%inclusion1.12K decks22.6K decks
Kotis, Sibsig Champion
6.8%inclusion54 decks792 decks
Sidisi, Brood Tyrant
1.1%inclusion42 decks3.74K decks
Sin, Spira's Punishment
0.6%inclusion20 decks3.49K decks
Muldrotha, the Gravetide
0.1%inclusion12 decks12K decks
Teval, Arbiter of Virtue
0.1%inclusion6 decks4.61K decks
Glarb, Calamity's Augur
0.0%inclusion2 decks11K decks
The Master, Transcendent
0.1%inclusion2 decks1.77K decks
Ravos, Soultender // Thrasios, Triton Hero
0.4%inclusion1 decks235 decks
Tasigur, the Golden Fang
0.0%inclusion1 decks3.02K decks
New Cards
Ba Sing Se
2.3%inclusion6 decks262 decks
-4%synergy
Avatar Destiny
2.3%inclusion6 decks263 decks
2%synergy
Agna Qel'a
1.9%inclusion5 decks262 decks
-1%synergy
Beifong's Bounty Hunters
1.9%inclusion5 decks268 decks
0%synergy
Shared Roots
1.5%inclusion4 decks268 decks
-4%synergy
High Synergy Cards
Life from the Loam
92%inclusion1.15K decks1.26K decks
87%synergy
Teval's Judgment
89%inclusion1.12K decks1.26K decks
87%synergy
Colossal Grave-Reaver
91%inclusion1.14K decks1.26K decks
85%synergy
Hedron Crab
86%inclusion1.09K decks1.26K decks
85%synergy
Wonder
81%inclusion1.02K decks1.26K decks
78%synergy
Stitcher's Supplier
80%inclusion1.01K decks1.26K decks
76%synergy
Living Death
82%inclusion1.02K decks1.26K decks
76%synergy
Conduit of Worlds
80%inclusion999 decks1.26K decks
74%synergy
Will of the Sultai
75%inclusion940 decks1.26K decks
73%synergy
Gravecrawler
75%inclusion943 decks1.26K decks
71%synergy
Top Cards
Farseek
80%inclusion1K decks1.26K decks
44%synergy
Muldrotha, the Gravetide
79%inclusion996 decks1.26K decks
71%synergy
Victimize
78%inclusion974 decks1.26K decks
65%synergy
Six
76%inclusion959 decks1.26K decks
71%synergy
Ripples of Undeath
75%inclusion943 decks1.26K decks
70%synergy
Sakura-Tribe Elder
73%inclusion912 decks1.26K decks
56%synergy
Insidious Roots
72%inclusion910 decks1.26K decks
67%synergy
Kishla Skimmer
72%inclusion905 decks1.26K decks
70%synergy
Meren of Clan Nel Toth
72%inclusion903 decks1.26K decks
68%synergy
Afterlife from the Loam
69%inclusion866 decks1.26K decks
68%synergy
Game Changers
Field of the Dead
36%inclusion458 decks1.26K decks
33%synergy
Crop Rotation
23%inclusion288 decks1.26K decks
13%synergy
Cyclonic Rift
12%inclusion145 decks1.26K decks
-12%synergy
Rhystic Study
7.8%inclusion98 decks1.26K decks
-16%synergy
Fierce Guardianship
7.0%inclusion88 decks1.26K decks
-11%synergy
Gifts Ungiven
6.5%inclusion82 decks1.26K decks
5%synergy
Demonic Tutor
5.4%inclusion68 decks1.26K decks
-14%synergy
Creatures
Skull Prophet
69%inclusion864 decks1.26K decks
63%synergy
Kheru Goldkeeper
65%inclusion808 decks1.24K decks
60%synergy
River Kelpie
64%inclusion810 decks1.26K decks
64%synergy
Sidisi, Brood Tyrant
63%inclusion794 decks1.26K decks
60%synergy
Nyx Weaver
63%inclusion786 decks1.26K decks
58%synergy
Avenger of Zendikar
63%inclusion786 decks1.26K decks
54%synergy
The Gitrog Monster
62%inclusion773 decks1.26K decks
54%synergy
Steward of the Harvest
59%inclusion735 decks1.26K decks
58%synergy
Ob Nixilis, the Fallen
58%inclusion733 decks1.26K decks
57%synergy
Eternal Witness
55%inclusion687 decks1.26K decks
37%synergy
Syr Konrad, the Grim
53%inclusion664 decks1.26K decks
44%synergy
Shigeki, Jukai Visionary
50%inclusion623 decks1.26K decks
47%synergy
The Scarab God
49%inclusion611 decks1.26K decks
45%synergy
Floral Evoker
48%inclusion606 decks1.26K decks
48%synergy
Deathrite Shaman
46%inclusion576 decks1.26K decks
35%synergy
Icetill Explorer
45%inclusion264 decks581 decks
38%synergy
Springbloom Druid
45%inclusion564 decks1.26K decks
41%synergy
Aftermath Analyst
45%inclusion562 decks1.26K decks
41%synergy
Dauthi Voidwalker
34%inclusion432 decks1.26K decks
28%synergy
Jarad, Golgari Lich Lord
33%inclusion420 decks1.26K decks
30%synergy
Diviner of Mist
30%inclusion375 decks1.26K decks
29%synergy
Lost Monarch of Ifnir
30%inclusion375 decks1.26K decks
29%synergy
Satyr Wayfinder
29%inclusion369 decks1.26K decks
27%synergy
Millikin
29%inclusion359 decks1.26K decks
27%synergy
Tatyova, Benthic Druid
28%inclusion350 decks1.26K decks
15%synergy
Wight of the Reliquary
27%inclusion344 decks1.26K decks
22%synergy
Ramunap Excavator
25%inclusion315 decks1.26K decks
18%synergy
Multani, Yavimaya's Avatar
25%inclusion309 decks1.26K decks
23%synergy
Tasigur, the Golden Fang
24%inclusion297 decks1.26K decks
23%synergy
Noxious Gearhulk
23%inclusion294 decks1.26K decks
20%synergy
World Shaper
22%inclusion282 decks1.26K decks
20%synergy
Craterhoof Behemoth
22%inclusion282 decks1.26K decks
16%synergy
Amphin Mutineer
21%inclusion265 decks1.26K decks
20%synergy
Tormod, the Desecrator
20%inclusion246 decks1.26K decks
19%synergy
Hermit Druid
19%inclusion240 decks1.26K decks
18%synergy
Underrealm Lich
19%inclusion234 decks1.26K decks
16%synergy
Lord of Extinction
17%inclusion217 decks1.26K decks
15%synergy
Birds of Paradise
17%inclusion216 decks1.26K decks
-10%synergy
Uro, Titan of Nature's Wrath
16%inclusion203 decks1.26K decks
11%synergy
Lotuslight Dancers
15%inclusion190 decks1.23K decks
13%synergy
Junji, the Midnight Sky
14%inclusion179 decks1.26K decks
12%synergy
Scute Swarm
13%inclusion166 decks1.26K decks
3%synergy
Bloodghast
13%inclusion163 decks1.26K decks
10%synergy
Disciple of Bolas
11%inclusion141 decks1.26K decks
9%synergy
Aesi, Tyrant of Gyre Strait
11%inclusion138 decks1.26K decks
4%synergy
Reassembling Skeleton
10%inclusion128 decks1.26K decks
7%synergy
Lumra, Bellow of the Woods
10%inclusion121 decks1.26K decks
7%synergy
Golgari Grave-Troll
9.0%inclusion113 decks1.26K decks
7%synergy
Woe Strider
8.9%inclusion112 decks1.26K decks
7%synergy
Overlord of the Balemurk
8.6%inclusion108 decks1.26K decks
7%synergy
Instants
Tear Asunder
68%inclusion853 decks1.26K decks
61%synergy
Grapple with the Past
65%inclusion812 decks1.26K decks
63%synergy
Harrow
61%inclusion772 decks1.26K decks
52%synergy
Putrefy
56%inclusion701 decks1.26K decks
40%synergy
Lethal Scheme
55%inclusion691 decks1.26K decks
53%synergy
Assassin's Trophy
51%inclusion642 decks1.26K decks
21%synergy
Grisly Salvage
37%inclusion463 decks1.26K decks
31%synergy
Beast Within
26%inclusion323 decks1.26K decks
-9%synergy
Counterspell
25%inclusion308 decks1.26K decks
-17%synergy
Forbidden Alchemy
24%inclusion296 decks1.26K decks
22%synergy
Entomb
16%inclusion196 decks1.26K decks
9%synergy
An Offer You Can't Refuse
15%inclusion194 decks1.26K decks
-9%synergy
Smuggler's Surprise
11%inclusion141 decks1.26K decks
9%synergy
Heroic Intervention
10%inclusion127 decks1.26K decks
-20%synergy
Arcane Denial
8.7%inclusion109 decks1.26K decks
-12%synergy
Auroral Procession
7.5%inclusion94 decks1.26K decks
5%synergy
Deadly Rollick
6.4%inclusion81 decks1.26K decks
-7%synergy
Swan Song
6.4%inclusion81 decks1.26K decks
-11%synergy
Noxious Revival
5.6%inclusion70 decks1.26K decks
1%synergy
Fell the Profane
5.6%inclusion70 decks1.26K decks
-3%synergy
Pile On
5.5%inclusion69 decks1.26K decks
5%synergy
Sink into Stupor
5.0%inclusion63 decks1.26K decks
-5%synergy
Sorceries
Rampant Growth
58%inclusion726 decks1.26K decks
24%synergy
Welcome the Dead
57%inclusion721 decks1.26K decks
57%synergy
Reanimate
57%inclusion717 decks1.26K decks
38%synergy
Dread Return
55%inclusion695 decks1.26K decks
50%synergy
Cultivate
47%inclusion596 decks1.26K decks
4%synergy
Treasure Cruise
29%inclusion363 decks1.26K decks
24%synergy
Nature's Lore
27%inclusion333 decks1.26K decks
-5%synergy
Casualties of War
25%inclusion315 decks1.26K decks
21%synergy
Necromantic Selection
25%inclusion313 decks1.26K decks
24%synergy
Three Visits
17%inclusion211 decks1.26K decks
-8%synergy
Toxic Deluge
16%inclusion200 decks1.26K decks
-2%synergy
Buried Alive
13%inclusion167 decks1.26K decks
7%synergy
Bala Ged Recovery
12%inclusion146 decks1.26K decks
4%synergy
Malevolent Rumble
11%inclusion142 decks1.26K decks
10%synergy
Rise of the Dark Realms
10%inclusion122 decks1.26K decks
5%synergy
Death Begets Life
9.1%inclusion114 decks1.26K decks
7%synergy
Breach the Multiverse
7.2%inclusion91 decks1.26K decks
4%synergy
Rise of the Witch-king
6.7%inclusion84 decks1.26K decks
2%synergy
Culling Ritual
5.0%inclusion63 decks1.26K decks
-6%synergy
Utility Artifacts
Hedge Shredder
60%inclusion752 decks1.26K decks
57%synergy
Lightning Greaves
30%inclusion380 decks1.26K decks
5%synergy
Phyrexian Altar
24%inclusion299 decks1.26K decks
20%synergy
Essence Anchor
16%inclusion206 decks1.26K decks
16%synergy
Mesmeric Orb
13%inclusion159 decks1.26K decks
11%synergy
Elixir of Immortality
12%inclusion149 decks1.26K decks
11%synergy
Crucible of Worlds
9.5%inclusion119 decks1.26K decks
7%synergy
Ashnod's Altar
9.5%inclusion119 decks1.26K decks
3%synergy
Cursecloth Wrappings
8.4%inclusion105 decks1.26K decks
8%synergy
Agatha's Soul Cauldron
6.1%inclusion76 decks1.26K decks
5%synergy
Perpetual Timepiece
5.1%inclusion64 decks1.26K decks
4%synergy
Enchantments
Phyrexian Reclamation
67%inclusion845 decks1.26K decks
64%synergy
Tortured Existence
45%inclusion565 decks1.26K decks
43%synergy
Titans' Nest
43%inclusion543 decks1.26K decks
42%synergy
Crawling Sensation
35%inclusion445 decks1.26K decks
34%synergy
Awaken the Honored Dead
25%inclusion317 decks1.26K decks
21%synergy
Animate Dead
24%inclusion301 decks1.26K decks
15%synergy
Glacierwood Siege
12%inclusion151 decks1.26K decks
10%synergy
Oversold Cemetery
8.3%inclusion104 decks1.26K decks
6%synergy
Walk-In Closet // Forgotten Cellar
7.6%inclusion96 decks1.26K decks
5%synergy
Out of the Tombs
6.2%inclusion78 decks1.26K decks
5%synergy
Spelunking
6.1%inclusion76 decks1.26K decks
2%synergy
Exploration
5.2%inclusion65 decks1.26K decks
-3%synergy
Planeswalkers
Grist, the Hunger Tide
5.0%inclusion63 decks1.26K decks
1%synergy
Utility Lands
Command Beacon
71%inclusion894 decks1.26K decks
66%synergy
Cephalid Coliseum
67%inclusion843 decks1.26K decks
64%synergy
Memorial to Folly
56%inclusion707 decks1.26K decks
55%synergy
Drownyard Temple
48%inclusion604 decks1.26K decks
47%synergy
Crypt of Agadeem
44%inclusion551 decks1.26K decks
42%synergy
Shifting Woodland
33%inclusion416 decks1.26K decks
26%synergy
Takenuma, Abandoned Mire
25%inclusion318 decks1.26K decks
16%synergy
Boseiju, Who Endures
23%inclusion284 decks1.26K decks
4%synergy
Yavimaya, Cradle of Growth
19%inclusion243 decks1.26K decks
11%synergy
Dakmor Salvage
19%inclusion238 decks1.26K decks
17%synergy
Bojuka Bog
19%inclusion237 decks1.26K decks
-11%synergy
Urborg, Tomb of Yawgmoth
16%inclusion201 decks1.26K decks
7%synergy
Ghost Quarter
15%inclusion191 decks1.26K decks
13%synergy
Otawara, Soaring City
12%inclusion156 decks1.26K decks
-4%synergy
Strip Mine
12%inclusion151 decks1.26K decks
9%synergy
Kishla Village
10%inclusion130 decks1.26K decks
9%synergy
Mistrise Village
10%inclusion120 decks1.26K decks
2%synergy
Phyrexian Tower
9.1%inclusion114 decks1.26K decks
0%synergy
Lotus Field
8.5%inclusion107 decks1.26K decks
7%synergy
Evendo, Waking Haven
5.4%inclusion32 decks597 decks
1%synergy
Reliquary Tower
5.2%inclusion65 decks1.26K decks
-25%synergy
Cabal Coffers
5.0%inclusion63 decks1.26K decks
-5%synergy
Mana Artifacts
Sol Ring
91%inclusion1.14K decks1.26K decks
7%synergy
Arcane Signet
82%inclusion1.03K decks1.26K decks
10%synergy
Lands
Command Tower
98%inclusion1.23K decks1.26K decks
23%synergy
Woodland Cemetery
83%inclusion1.04K decks1.26K decks
51%synergy
Hinterland Harbor
81%inclusion1.01K decks1.26K decks
48%synergy
Exotic Orchard
80%inclusion1.01K decks1.26K decks
44%synergy
Dreamroot Cascade
77%inclusion970 decks1.26K decks
56%synergy
Opulent Palace
74%inclusion931 decks1.26K decks
46%synergy
Llanowar Wastes
68%inclusion853 decks1.26K decks
41%synergy
Sunken Hollow
66%inclusion831 decks1.26K decks
32%synergy
Foreboding Landscape
63%inclusion788 decks1.26K decks
54%synergy
Terramorphic Expanse
52%inclusion659 decks1.26K decks
37%synergy
Golgari Rot Farm
51%inclusion642 decks1.26K decks
34%synergy
Watery Grave
51%inclusion640 decks1.26K decks
10%synergy
Overgrown Tomb
50%inclusion629 decks1.26K decks
10%synergy
Breeding Pool
50%inclusion629 decks1.26K decks
9%synergy
Polluted Delta
45%inclusion568 decks1.26K decks
33%synergy
Verdant Catacombs
44%inclusion547 decks1.26K decks
33%synergy
Zagoth Triome
43%inclusion544 decks1.26K decks
15%synergy
Misty Rainforest
43%inclusion534 decks1.26K decks
31%synergy
Fetid Pools
42%inclusion532 decks1.26K decks
35%synergy
Darkwater Catacombs
38%inclusion481 decks1.26K decks
23%synergy
Myriad Landscape
36%inclusion450 decks1.26K decks
19%synergy
Underground Mortuary
31%inclusion388 decks1.26K decks
18%synergy
Undergrowth Stadium
29%inclusion363 decks1.26K decks
5%synergy
Hedge Maze
29%inclusion361 decks1.26K decks
18%synergy
Haunted Mire
27%inclusion345 decks1.26K decks
21%synergy
Rejuvenating Springs
27%inclusion343 decks1.26K decks
0%synergy
Fabled Passage
27%inclusion337 decks1.26K decks
18%synergy
Undercity Sewers
25%inclusion315 decks1.26K decks
14%synergy
Temple of Malady
25%inclusion312 decks1.26K decks
9%synergy
Morphic Pool
19%inclusion244 decks1.26K decks
-5%synergy
Contaminated Aquifer
18%inclusion220 decks1.26K decks
14%synergy
Drowned Catacomb
17%inclusion210 decks1.26K decks
-12%synergy
Yavimaya Coast
13%inclusion167 decks1.26K decks
-14%synergy
Deathcap Glade
12%inclusion154 decks1.26K decks
-1%synergy
Evolving Wilds
12%inclusion145 decks1.26K decks
-9%synergy
Shipwreck Marsh
11%inclusion142 decks1.26K decks
-7%synergy
Blighted Woodland
10%inclusion127 decks1.26K decks
6%synergy
Underground River
10%inclusion125 decks1.26K decks
-12%synergy
Wastewood Verge
10%inclusion122 decks1.26K decks
3%synergy
Bayou
7.9%inclusion99 decks1.26K decks
-5%synergy
Underground Sea
7.6%inclusion96 decks1.26K decks
-7%synergy
Willowrush Verge
7.6%inclusion95 decks1.26K decks
1%synergy
Tropical Island
7.4%inclusion93 decks1.26K decks
-7%synergy
Windswept Heath
7.2%inclusion91 decks1.26K decks
-4%synergy
Dimir Aqueduct
7.2%inclusion91 decks1.26K decks
-8%synergy
Simic Growth Chamber
6.9%inclusion87 decks1.26K decks
-11%synergy
Wooded Foothills
6.7%inclusion84 decks1.26K decks
-4%synergy
Flooded Strand
6.6%inclusion83 decks1.26K decks
-5%synergy
Gloomlake Verge
6.1%inclusion77 decks1.26K decks
-3%synergy
Marsh Flats
6.0%inclusion75 decks1.26K decks
-5%synergy