Yennett, Cryptic Sovereign
Doomsday
Nexus of Fate
Necropotence

   Prerequisites

What do I need to start this combo?
Doomsday in hand.
Nexus of Fate in your library.
Yennett and Necropotence on the battlefield.
Yennett does not have summoning sickness. An opponent cannot block and kill Yennett. Your life total is at least ten.
available

   Steps

How does this combo work?
1
Cast Doomsday by paying , searching your library and graveyard for Nexus of Fate and four other cards, then exiling the rest of your library and graveyard, putting the aforementioned cards on top of your library with Nexus of Fate being the bottom card, and causing you to lose half your life total, rounded up.
2
Activate Necropotence four times by paying 4 life, exiling the top four cards of your library.
3
Declare Yennett as attacker.
4
Yennett triggers, casting Nexus of Fate from your library without paying its mana cost.
5
Resolve Nexus of Fate, causing you to take an extra turn after this one and shuffle Nexus of Fate into your library.
6
Repeat from step 3 each turn.

   Results

What do I get from this combo?
Exile your library
Infinite turns
Lock
Hashaton, Scarab's Fist
0.0%inclusion1 decks24.5K decks
The Master of Keys
0.0%inclusion1 decks8.24K decks
Jin Sakai, Ghost of Tsushima
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High Synergy Cards
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Sensei's Divining Top
70%inclusion16 decks23 decks
60%synergy
Brainstorm
74%inclusion17 decks23 decks
57%synergy
Dark Ritual
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Scroll Rack
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50%synergy
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47%synergy
Scheming Symmetry
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46%synergy
Mental Misstep
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Temporal Mastery
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46%synergy
Top Cards
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Rhystic Study
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Ponder
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Creatures
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Instants
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Enchantments
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Aqueous Form
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Mind's Dilation
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Ghostly Prison
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Planeswalkers
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Liliana Vess
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Teferi, Time Raveler
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Narset, Parter of Veils
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Jace, the Mind Sculptor
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Artifacts
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Mox Opal
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44%synergy
Talisman of Progress
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Grim Monolith
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Wishclaw Talisman
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Chromatic Lantern
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Commander's Sphere
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Dimir Signet
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Gilded Lotus
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Thought Vessel
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Panoptic Mirror
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Mana Geode
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Sonic Screwdriver
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12%synergy
Explorer's Scope
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Portal to Phyrexia
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Darksteel Ingot
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Lion's Eye Diamond
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11%synergy
Midnight Clock
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9%synergy
Time Sieve
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8%synergy
Mox Amber
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7%synergy
Decanter of Endless Water
13%inclusion3 decks23 decks
5%synergy
Azorius Signet
13%inclusion3 decks23 decks
-17%synergy
Utility Lands
Otawara, Soaring City
39%inclusion9 decks23 decks
20%synergy
Urza's Saga
30%inclusion7 decks23 decks
19%synergy
Mystic Sanctuary
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22%synergy
Halimar Depths
26%inclusion6 decks23 decks
21%synergy
Mortuary Mire
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16%synergy
Bojuka Bog
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-9%synergy
City of Traitors
13%inclusion3 decks23 decks
12%synergy
Reliquary Tower
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-21%synergy
Mana Artifacts
Sol Ring
96%inclusion22 decks23 decks
6%synergy
Arcane Signet
70%inclusion16 decks23 decks
-18%synergy
Talisman of Dominance
61%inclusion14 decks23 decks
11%synergy
Lotus Petal
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46%synergy
Mox Opal
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44%synergy
Talisman of Progress
48%inclusion11 decks23 decks
3%synergy
Fellwar Stone
43%inclusion10 decks23 decks
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Talisman of Hierarchy
39%inclusion9 decks23 decks
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Grim Monolith
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23%synergy
Chromatic Lantern
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13%synergy
Commander's Sphere
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4%synergy
Dimir Signet
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Gilded Lotus
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14%synergy
Thought Vessel
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Mana Geode
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13%synergy
Sonic Screwdriver
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12%synergy
Darksteel Ingot
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11%synergy
Lion's Eye Diamond
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11%synergy
Midnight Clock
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9%synergy
Mox Amber
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7%synergy
Decanter of Endless Water
13%inclusion3 decks23 decks
5%synergy
Azorius Signet
13%inclusion3 decks23 decks
-17%synergy
Lands
Command Tower
100%inclusion23 decks23 decks
7%synergy
Watery Grave
65%inclusion15 decks23 decks
14%synergy
Hallowed Fountain
61%inclusion14 decks23 decks
10%synergy
Godless Shrine
61%inclusion14 decks23 decks
9%synergy
Exotic Orchard
61%inclusion14 decks23 decks
2%synergy
City of Brass
57%inclusion13 decks23 decks
41%synergy
Tundra
57%inclusion13 decks23 decks
41%synergy
Polluted Delta
57%inclusion13 decks23 decks
18%synergy
Mana Confluence
52%inclusion12 decks23 decks
38%synergy
Underground Sea
52%inclusion12 decks23 decks
36%synergy
Scrubland
52%inclusion12 decks23 decks
36%synergy
Sea of Clouds
52%inclusion12 decks23 decks
17%synergy
Marsh Flats
52%inclusion12 decks23 decks
16%synergy
Flooded Strand
52%inclusion12 decks23 decks
14%synergy
Gemstone Caverns
48%inclusion11 decks23 decks
40%synergy
Verdant Catacombs
48%inclusion11 decks23 decks
38%synergy
Scalding Tarn
48%inclusion11 decks23 decks
37%synergy
Misty Rainforest
43%inclusion10 decks23 decks
33%synergy
Morphic Pool
43%inclusion10 decks23 decks
10%synergy
Bloodstained Mire
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29%synergy
Arid Mesa
35%inclusion8 decks23 decks
26%synergy
Windswept Heath
35%inclusion8 decks23 decks
25%synergy
Undercity Sewers
30%inclusion7 decks23 decks
16%synergy
Vault of Champions
30%inclusion7 decks23 decks
-2%synergy
Forbidden Orchard
22%inclusion5 decks23 decks
20%synergy
Underground River
22%inclusion5 decks23 decks
-13%synergy
Glacial Fortress
22%inclusion5 decks23 decks
-22%synergy
Temple of Deceit
17%inclusion4 decks23 decks
1%synergy
Drowned Catacomb
17%inclusion4 decks23 decks
-21%synergy
Sunken Hollow
17%inclusion4 decks23 decks
-22%synergy
Isolated Chapel
17%inclusion4 decks23 decks
-25%synergy
Cavern of Souls
13%inclusion3 decks23 decks
7%synergy
Myriad Landscape
13%inclusion3 decks23 decks
6%synergy
Evolving Wilds
13%inclusion3 decks23 decks
-11%synergy
Path of Ancestry
13%inclusion3 decks23 decks
-15%synergy
Caves of Koilos
13%inclusion3 decks23 decks
-23%synergy
Arcane Sanctum
13%inclusion3 decks23 decks
-41%synergy