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%inclusion1.14K decks23.2K decks
Kotis, Sibsig Champion
6.8%inclusion55 decks803 decks
Sidisi, Brood Tyrant
1.2%inclusion44 decks3.81K decks
Sin, Spira's Punishment
0.6%inclusion21 decks3.56K decks
Muldrotha, the Gravetide
0.1%inclusion12 decks12.2K decks
Teval, Arbiter of Virtue
0.1%inclusion6 decks4.67K decks
Glarb, Calamity's Augur
0.0%inclusion2 decks11.2K decks
The Master, Transcendent
0.1%inclusion2 decks1.82K decks
Ravos, Soultender // Thrasios, Triton Hero
0.4%inclusion1 decks242 decks
Tasigur, the Golden Fang
0.0%inclusion1 decks3.09K decks
New Cards
Ba Sing Se
3.4%inclusion10 decks296 decks
-2%synergy
Avatar Destiny
3.0%inclusion9 decks297 decks
2%synergy
Beifong's Bounty Hunters
2.3%inclusion7 decks301 decks
1%synergy
Agna Qel'a
2.0%inclusion6 decks296 decks
-1%synergy
Elemental Teachings
1.7%inclusion5 decks301 decks
0%synergy
High Synergy Cards
Life from the Loam
92%inclusion1.18K decks1.28K decks
87%synergy
Teval's Judgment
89%inclusion1.14K decks1.28K decks
87%synergy
Colossal Grave-Reaver
91%inclusion1.17K decks1.28K decks
86%synergy
Hedron Crab
87%inclusion1.11K decks1.28K decks
85%synergy
Wonder
81%inclusion1.04K decks1.28K decks
78%synergy
Living Death
82%inclusion1.05K decks1.28K decks
76%synergy
Stitcher's Supplier
80%inclusion1.03K decks1.28K decks
76%synergy
Conduit of Worlds
80%inclusion1.02K decks1.28K decks
74%synergy
Will of the Sultai
75%inclusion960 decks1.28K decks
73%synergy
Gravecrawler
75%inclusion960 decks1.28K decks
71%synergy
Top Cards
Farseek
80%inclusion1.02K decks1.28K decks
44%synergy
Muldrotha, the Gravetide
79%inclusion1.02K decks1.28K decks
71%synergy
Victimize
78%inclusion997 decks1.28K decks
65%synergy
Six
76%inclusion978 decks1.28K decks
71%synergy
Ripples of Undeath
75%inclusion957 decks1.28K decks
70%synergy
Sakura-Tribe Elder
72%inclusion930 decks1.28K decks
56%synergy
Kishla Skimmer
72%inclusion928 decks1.28K decks
70%synergy
Insidious Roots
72%inclusion928 decks1.28K decks
67%synergy
Meren of Clan Nel Toth
72%inclusion922 decks1.28K decks
68%synergy
Skull Prophet
69%inclusion886 decks1.28K decks
64%synergy
Game Changers
Field of the Dead
36%inclusion467 decks1.28K decks
33%synergy
Crop Rotation
23%inclusion294 decks1.28K decks
13%synergy
Cyclonic Rift
12%inclusion149 decks1.28K decks
-11%synergy
Rhystic Study
8.0%inclusion102 decks1.28K decks
-16%synergy
Fierce Guardianship
6.9%inclusion89 decks1.28K decks
-11%synergy
Gifts Ungiven
6.7%inclusion86 decks1.28K decks
5%synergy
Demonic Tutor
5.3%inclusion68 decks1.28K decks
-14%synergy
Creatures
Kheru Goldkeeper
65%inclusion826 decks1.27K decks
60%synergy
River Kelpie
64%inclusion827 decks1.28K decks
64%synergy
Sidisi, Brood Tyrant
63%inclusion810 decks1.28K decks
60%synergy
Nyx Weaver
63%inclusion804 decks1.28K decks
58%synergy
Avenger of Zendikar
63%inclusion804 decks1.28K decks
54%synergy
The Gitrog Monster
62%inclusion792 decks1.28K decks
55%synergy
Ob Nixilis, the Fallen
59%inclusion752 decks1.28K decks
57%synergy
Steward of the Harvest
58%inclusion748 decks1.28K decks
58%synergy
Eternal Witness
55%inclusion704 decks1.28K decks
38%synergy
Syr Konrad, the Grim
53%inclusion676 decks1.28K decks
44%synergy
Shigeki, Jukai Visionary
50%inclusion640 decks1.28K decks
48%synergy
The Scarab God
48%inclusion622 decks1.28K decks
45%synergy
Floral Evoker
48%inclusion612 decks1.28K decks
47%synergy
Deathrite Shaman
46%inclusion589 decks1.28K decks
35%synergy
Icetill Explorer
46%inclusion279 decks609 decks
39%synergy
Springbloom Druid
45%inclusion577 decks1.28K decks
41%synergy
Aftermath Analyst
45%inclusion577 decks1.28K decks
41%synergy
Dauthi Voidwalker
34%inclusion440 decks1.28K decks
28%synergy
Jarad, Golgari Lich Lord
34%inclusion431 decks1.28K decks
30%synergy
Lost Monarch of Ifnir
30%inclusion386 decks1.28K decks
29%synergy
Diviner of Mist
30%inclusion379 decks1.28K decks
29%synergy
Satyr Wayfinder
30%inclusion379 decks1.28K decks
27%synergy
Millikin
29%inclusion368 decks1.28K decks
28%synergy
Tatyova, Benthic Druid
28%inclusion357 decks1.28K decks
15%synergy
Wight of the Reliquary
28%inclusion355 decks1.28K decks
22%synergy
Multani, Yavimaya's Avatar
25%inclusion317 decks1.28K decks
23%synergy
Ramunap Excavator
25%inclusion316 decks1.28K decks
18%synergy
Tasigur, the Golden Fang
24%inclusion304 decks1.28K decks
23%synergy
Noxious Gearhulk
23%inclusion301 decks1.28K decks
20%synergy
Craterhoof Behemoth
23%inclusion292 decks1.28K decks
16%synergy
World Shaper
22%inclusion287 decks1.28K decks
20%synergy
Amphin Mutineer
21%inclusion271 decks1.28K decks
20%synergy
Tormod, the Desecrator
19%inclusion250 decks1.28K decks
18%synergy
Hermit Druid
19%inclusion249 decks1.28K decks
18%synergy
Underrealm Lich
18%inclusion237 decks1.28K decks
15%synergy
Lord of Extinction
17%inclusion224 decks1.28K decks
15%synergy
Birds of Paradise
17%inclusion222 decks1.28K decks
-10%synergy
Uro, Titan of Nature's Wrath
16%inclusion211 decks1.28K decks
11%synergy
Lotuslight Dancers
15%inclusion192 decks1.26K decks
13%synergy
Junji, the Midnight Sky
14%inclusion181 decks1.28K decks
12%synergy
Bloodghast
13%inclusion170 decks1.28K decks
11%synergy
Scute Swarm
13%inclusion167 decks1.28K decks
3%synergy
Disciple of Bolas
11%inclusion144 decks1.28K decks
9%synergy
Aesi, Tyrant of Gyre Strait
11%inclusion140 decks1.28K decks
4%synergy
Reassembling Skeleton
10%inclusion130 decks1.28K decks
7%synergy
Lumra, Bellow of the Woods
9.4%inclusion121 decks1.28K decks
7%synergy
Woe Strider
9.0%inclusion116 decks1.28K decks
7%synergy
Golgari Grave-Troll
9.0%inclusion115 decks1.28K decks
7%synergy
Overlord of the Balemurk
8.6%inclusion110 decks1.28K decks
7%synergy
Teval, the Balanced Scale
8.6%inclusion110 decks1.28K decks
6%synergy
Instants
Tear Asunder
68%inclusion873 decks1.28K decks
61%synergy
Grapple with the Past
65%inclusion828 decks1.28K decks
63%synergy
Harrow
62%inclusion793 decks1.28K decks
52%synergy
Putrefy
56%inclusion713 decks1.28K decks
40%synergy
Lethal Scheme
55%inclusion704 decks1.28K decks
53%synergy
Assassin's Trophy
51%inclusion654 decks1.28K decks
21%synergy
Grisly Salvage
37%inclusion470 decks1.28K decks
31%synergy
Beast Within
25%inclusion324 decks1.28K decks
-9%synergy
Counterspell
24%inclusion314 decks1.28K decks
-17%synergy
Forbidden Alchemy
23%inclusion301 decks1.28K decks
22%synergy
Entomb
16%inclusion201 decks1.28K decks
9%synergy
An Offer You Can't Refuse
15%inclusion197 decks1.28K decks
-9%synergy
Smuggler's Surprise
11%inclusion142 decks1.28K decks
9%synergy
Heroic Intervention
10%inclusion128 decks1.28K decks
-20%synergy
Arcane Denial
8.7%inclusion111 decks1.28K decks
-12%synergy
Auroral Procession
7.6%inclusion97 decks1.28K decks
5%synergy
Swan Song
6.6%inclusion85 decks1.28K decks
-11%synergy
Deadly Rollick
6.5%inclusion83 decks1.28K decks
-7%synergy
Noxious Revival
5.7%inclusion73 decks1.28K decks
1%synergy
Fell the Profane
5.6%inclusion72 decks1.28K decks
-3%synergy
Pile On
5.4%inclusion69 decks1.28K decks
5%synergy
Sorceries
Afterlife from the Loam
69%inclusion883 decks1.28K decks
68%synergy
Rampant Growth
58%inclusion739 decks1.28K decks
24%synergy
Welcome the Dead
57%inclusion737 decks1.28K decks
57%synergy
Reanimate
57%inclusion733 decks1.28K decks
38%synergy
Dread Return
55%inclusion708 decks1.28K decks
50%synergy
Cultivate
47%inclusion606 decks1.28K decks
4%synergy
Treasure Cruise
29%inclusion370 decks1.28K decks
24%synergy
Nature's Lore
27%inclusion341 decks1.28K decks
-5%synergy
Casualties of War
25%inclusion320 decks1.28K decks
20%synergy
Necromantic Selection
25%inclusion319 decks1.28K decks
24%synergy
Three Visits
17%inclusion215 decks1.28K decks
-8%synergy
Toxic Deluge
16%inclusion203 decks1.28K decks
-2%synergy
Buried Alive
13%inclusion169 decks1.28K decks
7%synergy
Bala Ged Recovery
12%inclusion148 decks1.28K decks
4%synergy
Malevolent Rumble
11%inclusion145 decks1.28K decks
10%synergy
Rise of the Dark Realms
10%inclusion123 decks1.28K decks
5%synergy
Death Begets Life
9.0%inclusion116 decks1.28K decks
7%synergy
Breach the Multiverse
7.1%inclusion91 decks1.28K decks
3%synergy
Rise of the Witch-king
6.6%inclusion85 decks1.28K decks
2%synergy
Culling Ritual
5.1%inclusion66 decks1.28K decks
-6%synergy
Utility Artifacts
Hedge Shredder
59%inclusion763 decks1.28K decks
57%synergy
Lightning Greaves
30%inclusion383 decks1.28K decks
5%synergy
Phyrexian Altar
24%inclusion306 decks1.28K decks
20%synergy
Essence Anchor
16%inclusion207 decks1.28K decks
16%synergy
Mesmeric Orb
13%inclusion162 decks1.28K decks
11%synergy
Elixir of Immortality
12%inclusion150 decks1.28K decks
10%synergy
Ashnod's Altar
10%inclusion122 decks1.28K decks
3%synergy
Crucible of Worlds
9.3%inclusion119 decks1.28K decks
7%synergy
Cursecloth Wrappings
8.3%inclusion106 decks1.28K decks
8%synergy
Agatha's Soul Cauldron
6.0%inclusion77 decks1.28K decks
5%synergy
Enchantments
Phyrexian Reclamation
68%inclusion867 decks1.28K decks
64%synergy
Tortured Existence
45%inclusion579 decks1.28K decks
43%synergy
Titans' Nest
43%inclusion550 decks1.28K decks
42%synergy
Crawling Sensation
35%inclusion452 decks1.28K decks
34%synergy
Awaken the Honored Dead
25%inclusion323 decks1.28K decks
21%synergy
Animate Dead
24%inclusion307 decks1.28K decks
15%synergy
Glacierwood Siege
12%inclusion153 decks1.28K decks
10%synergy
Oversold Cemetery
8.2%inclusion105 decks1.28K decks
6%synergy
Walk-In Closet // Forgotten Cellar
7.6%inclusion97 decks1.28K decks
5%synergy
Out of the Tombs
6.2%inclusion80 decks1.28K decks
5%synergy
Spelunking
5.9%inclusion76 decks1.28K decks
2%synergy
Exploration
5.1%inclusion65 decks1.28K decks
-3%synergy
Utility Lands
Command Beacon
71%inclusion914 decks1.28K decks
66%synergy
Cephalid Coliseum
67%inclusion862 decks1.28K decks
64%synergy
Memorial to Folly
56%inclusion721 decks1.28K decks
55%synergy
Drownyard Temple
48%inclusion616 decks1.28K decks
47%synergy
Crypt of Agadeem
44%inclusion562 decks1.28K decks
42%synergy
Shifting Woodland
33%inclusion427 decks1.28K decks
26%synergy
Takenuma, Abandoned Mire
25%inclusion323 decks1.28K decks
16%synergy
Boseiju, Who Endures
23%inclusion289 decks1.28K decks
4%synergy
Dakmor Salvage
19%inclusion247 decks1.28K decks
17%synergy
Yavimaya, Cradle of Growth
19%inclusion247 decks1.28K decks
10%synergy
Bojuka Bog
19%inclusion243 decks1.28K decks
-11%synergy
Urborg, Tomb of Yawgmoth
16%inclusion204 decks1.28K decks
7%synergy
Ghost Quarter
15%inclusion197 decks1.28K decks
13%synergy
Otawara, Soaring City
12%inclusion160 decks1.28K decks
-4%synergy
Strip Mine
12%inclusion151 decks1.28K decks
9%synergy
Kishla Village
10%inclusion131 decks1.28K decks
9%synergy
Mistrise Village
10%inclusion122 decks1.28K decks
2%synergy
Phyrexian Tower
9.1%inclusion117 decks1.28K decks
0%synergy
Lotus Field
8.7%inclusion112 decks1.28K decks
7%synergy
Reliquary Tower
5.3%inclusion68 decks1.28K decks
-25%synergy
Evendo, Waking Haven
5.3%inclusion33 decks625 decks
1%synergy
Mana Artifacts
Sol Ring
91%inclusion1.17K decks1.28K decks
7%synergy
Arcane Signet
82%inclusion1.05K decks1.28K decks
10%synergy
Lands
Command Tower
98%inclusion1.25K decks1.28K decks
23%synergy
Woodland Cemetery
83%inclusion1.06K decks1.28K decks
51%synergy
Hinterland Harbor
81%inclusion1.03K decks1.28K decks
48%synergy
Exotic Orchard
80%inclusion1.03K decks1.28K decks
44%synergy
Dreamroot Cascade
77%inclusion992 decks1.28K decks
56%synergy
Opulent Palace
74%inclusion946 decks1.28K decks
45%synergy
Llanowar Wastes
68%inclusion873 decks1.28K decks
41%synergy
Sunken Hollow
66%inclusion847 decks1.28K decks
32%synergy
Foreboding Landscape
63%inclusion802 decks1.28K decks
53%synergy
Terramorphic Expanse
52%inclusion673 decks1.28K decks
37%synergy
Watery Grave
51%inclusion658 decks1.28K decks
10%synergy
Golgari Rot Farm
51%inclusion655 decks1.28K decks
34%synergy
Breeding Pool
50%inclusion647 decks1.28K decks
9%synergy
Overgrown Tomb
50%inclusion644 decks1.28K decks
10%synergy
Polluted Delta
45%inclusion583 decks1.28K decks
33%synergy
Verdant Catacombs
44%inclusion560 decks1.28K decks
33%synergy
Zagoth Triome
44%inclusion560 decks1.28K decks
16%synergy
Misty Rainforest
43%inclusion547 decks1.28K decks
31%synergy
Fetid Pools
42%inclusion544 decks1.28K decks
35%synergy
Darkwater Catacombs
38%inclusion492 decks1.28K decks
23%synergy
Myriad Landscape
36%inclusion460 decks1.28K decks
20%synergy
Underground Mortuary
31%inclusion394 decks1.28K decks
18%synergy
Undergrowth Stadium
29%inclusion373 decks1.28K decks
6%synergy
Hedge Maze
29%inclusion368 decks1.28K decks
18%synergy
Haunted Mire
27%inclusion351 decks1.28K decks
21%synergy
Rejuvenating Springs
27%inclusion351 decks1.28K decks
0%synergy
Fabled Passage
27%inclusion344 decks1.28K decks
18%synergy
Undercity Sewers
25%inclusion320 decks1.28K decks
14%synergy
Temple of Malady
25%inclusion318 decks1.28K decks
9%synergy
Morphic Pool
20%inclusion252 decks1.28K decks
-5%synergy
Contaminated Aquifer
17%inclusion222 decks1.28K decks
14%synergy
Drowned Catacomb
17%inclusion213 decks1.28K decks
-12%synergy
Yavimaya Coast
13%inclusion172 decks1.28K decks
-14%synergy
Deathcap Glade
12%inclusion159 decks1.28K decks
-1%synergy
Evolving Wilds
11%inclusion147 decks1.28K decks
-9%synergy
Shipwreck Marsh
11%inclusion146 decks1.28K decks
-7%synergy
Blighted Woodland
10%inclusion130 decks1.28K decks
6%synergy
Underground River
10%inclusion130 decks1.28K decks
-12%synergy
Wastewood Verge
10%inclusion125 decks1.28K decks
3%synergy
Bayou
7.9%inclusion101 decks1.28K decks
-6%synergy
Underground Sea
7.6%inclusion98 decks1.28K decks
-7%synergy
Willowrush Verge
7.6%inclusion97 decks1.28K decks
1%synergy
Tropical Island
7.4%inclusion95 decks1.28K decks
-7%synergy
Windswept Heath
7.3%inclusion94 decks1.28K decks
-4%synergy
Dimir Aqueduct
7.0%inclusion90 decks1.28K decks
-8%synergy
Simic Growth Chamber
6.9%inclusion88 decks1.28K decks
-11%synergy
Wooded Foothills
6.7%inclusion86 decks1.28K decks
-4%synergy
Flooded Strand
6.7%inclusion86 decks1.28K decks
-5%synergy
Gloomlake Verge
6.2%inclusion80 decks1.28K decks
-3%synergy
Marsh Flats
6.0%inclusion77 decks1.28K decks
-5%synergy