Cavalier of Night
Activated Sleeper
Yahenni, Undying Partisan

   Prerequisites

What do I need to start this combo?
Activated Sleeper in your graveyard.
Cavalier of Night and Yahenni on the battlefield.

   Steps

How does this combo work?
1
Activate Yahenni, Undying Partisan by sacrificing Cavalier of Night.
2
When Cavalier of Night dies, it triggers, returning Activated Sleeper from your graveyard to the battlefield as a copy of Cavalier of Night.
3
When Activated Sleeper enters the battlefield, its first triggered ability from Cavalier of Night triggers; choose not to sacrifice a creature.
4
Resolve the Yahenni, Undying Partisan ability from step 1.
5
Activate Yahenni, Undying Partisan by sacrificing Activated Sleeper.
6
When Activated Sleeper dies, its last ability from Cavalier of Night triggers, returning itself from your graveyard to the battlefield as a copy of Cavalier of Night.
7
When Activated Sleeper enters the battlefield, it triggers; choose not to sacrifice a creature.
8
Resolve the Yahenni, Undying Partisan ability from step 5.
9
Repeat from step 5.

   Results

What do I get from this combo?
Infinite death triggers
Infinite ETB
Infinite LTB
Infinite sacrifice triggers
Meren of Clan Nel Toth
0.9%inclusion182 decks19.7K decks
Shadow the Hedgehog
0.9%inclusion83 decks8.95K decks
Moira, Urborg Haunt
10%inclusion10 decks98 decks
Sefris of the Hidden Ways
0.0%inclusion3 decks10.9K decks
Karador, Ghost Chieftain
0.0%inclusion3 decks6.25K decks
Marchesa, the Black Rose
0.0%inclusion2 decks12.2K decks
Ludevic, Necro-Alchemist // Tormod, the Desecrator
3.0%inclusion2 decks66 decks
Drivnod, Carnage Dominus
0.2%inclusion2 decks1.09K decks
Sheoldred
0.1%inclusion1 decks1.45K decks
Teval, the Balanced Scale
0.0%inclusion1 decks27.7K decks
Honest Rutstein
0.1%inclusion1 decks1.07K decks
Haakon, Stromgald Scourge
0.3%inclusion1 decks297 decks
Sephiroth, Fabled SOLDIER
0.0%inclusion1 decks21.3K decks
Sidar Kondo of Jamuraa // Tormod, the Desecrator
0.4%inclusion1 decks262 decks
Nethroi, Apex of Death
0.0%inclusion1 decks6.90K decks
The Ever-Changing 'Dane
0.1%inclusion1 decks976 decks
Mikaeus, the Unhallowed
0.1%inclusion1 decks1.91K decks
Teysa Karlov
0.0%inclusion1 decks19.2K decks
New Cards
Twilight Diviner
20%inclusion11 decks54 decks
18%synergy
Pain 101
5.6%inclusion1 decks18 decks
5%synergy
Formidable Speaker
3.6%inclusion2 decks56 decks
1%synergy
Super Shredder
2.0%inclusion2 decks99 decks
2%synergy
Grave Venerations
1.9%inclusion1 decks54 decks
0%synergy
High Synergy Cards
Saffi Eriksdotter
100%inclusion5 decks5 decks
99%synergy
Prismari Command
100%inclusion4 decks4 decks
95%synergy
Goblin Bombardment
97%inclusion84 decks87 decks
91%synergy
Spore Frog
93%inclusion176 decks190 decks
90%synergy
Lagomos, Hand of Hatred
91%inclusion79 decks87 decks
88%synergy
Great Furnace
93%inclusion81 decks87 decks
87%synergy
Haywire Mite
90%inclusion171 decks190 decks
86%synergy
Protean Hulk
87%inclusion166 decks190 decks
86%synergy
Loyal Apprentice
90%inclusion78 decks87 decks
86%synergy
Urabrask's Forge
86%inclusion75 decks87 decks
85%synergy
Top Cards
Sakura-Tribe Elder
94%inclusion179 decks190 decks
78%synergy
Eternal Witness
94%inclusion178 decks190 decks
77%synergy
Viscera Seer
92%inclusion278 decks301 decks
84%synergy
Zulaport Cutthroat
91%inclusion275 decks301 decks
83%synergy
Assassin's Trophy
89%inclusion170 decks190 decks
59%synergy
Mayhem Devil
89%inclusion77 decks87 decks
78%synergy
Chaos Warp
89%inclusion77 decks87 decks
59%synergy
Mahadi, Emporium Master
85%inclusion74 decks87 decks
80%synergy
Carrion Feeder
84%inclusion254 decks301 decks
80%synergy
Zealous Conscripts
84%inclusion73 decks87 decks
82%synergy
Game Changers
Jeska's Will
59%inclusion51 decks87 decks
43%synergy
Natural Order
52%inclusion99 decks190 decks
50%synergy
Orcish Bowmasters
19%inclusion57 decks301 decks
11%synergy
Demonic Tutor
13%inclusion38 decks301 decks
-7%synergy
Field of the Dead
12%inclusion37 decks301 decks
9%synergy
Vampiric Tutor
9.3%inclusion28 decks301 decks
-5%synergy
Worldly Tutor
8.4%inclusion16 decks190 decks
-4%synergy
Underworld Breach
8.0%inclusion7 decks87 decks
2%synergy
Bolas's Citadel
5.6%inclusion17 decks301 decks
-2%synergy
Creatures
Glasspool Mimic
89%inclusion8 decks9 decks
86%synergy
Cankerbloom
83%inclusion157 decks190 decks
78%synergy
Accursed Marauder
82%inclusion230 decks280 decks
77%synergy
Reveillark
82%inclusion9 decks11 decks
81%synergy
Karmic Guide
82%inclusion9 decks11 decks
78%synergy
Sun Titan
82%inclusion9 decks11 decks
74%synergy
Kiki-Jiki, Mirror Breaker
82%inclusion71 decks87 decks
79%synergy
Renegade Rallier
80%inclusion4 decks5 decks
80%synergy
Elvish Mystic
78%inclusion149 decks190 decks
63%synergy
Llanowar Elves
78%inclusion149 decks190 decks
58%synergy
Birds of Paradise
76%inclusion144 decks190 decks
48%synergy
Morbid Opportunist
75%inclusion225 decks301 decks
67%synergy
Warren Soultrader
75%inclusion209 decks280 decks
69%synergy
Fiend Artisan
74%inclusion141 decks190 decks
72%synergy
Insidious Fungus
74%inclusion115 decks156 decks
72%synergy
Elves of Deep Shadow
74%inclusion140 decks190 decks
65%synergy
Clockwork Percussionist
73%inclusion62 decks85 decks
73%synergy
Fiend Hunter
73%inclusion8 decks11 decks
72%synergy
Mosswood Dreadknight
71%inclusion134 decks190 decks
69%synergy
Headliner Scarlett
69%inclusion60 decks87 decks
69%synergy
Hideous Taskmaster
69%inclusion60 decks87 decks
68%synergy
Fyndhorn Elves
68%inclusion130 decks190 decks
59%synergy
Disciple of Freyalise
67%inclusion115 decks172 decks
61%synergy
Ingot Chewer
67%inclusion58 decks87 decks
66%synergy
River Kelpie
67%inclusion6 decks9 decks
66%synergy
Pinnacle Monk
67%inclusion58 decks87 decks
62%synergy
Spark Double
67%inclusion6 decks9 decks
60%synergy
Sylvan Safekeeper
66%inclusion126 decks190 decks
62%synergy
Plaguecrafter
62%inclusion187 decks301 decks
58%synergy
Grim Haruspex
61%inclusion183 decks301 decks
58%synergy
Braids, Arisen Nightmare
61%inclusion183 decks301 decks
54%synergy
Ragavan, Nimble Pilferer
59%inclusion51 decks87 decks
51%synergy
Body Double
56%inclusion5 decks9 decks
55%synergy
Malcolm, Alluring Scoundrel
56%inclusion5 decks9 decks
53%synergy
Likeness Looter
56%inclusion5 decks9 decks
52%synergy
Mikaeus, the Unhallowed
55%inclusion165 decks301 decks
52%synergy
Cartel Aristocrat
55%inclusion6 decks11 decks
54%synergy
Boromir, Warden of the Tower
55%inclusion6 decks11 decks
51%synergy
Bartolomé del Presidio
55%inclusion6 decks11 decks
50%synergy
Blood Artist
54%inclusion164 decks301 decks
43%synergy
Sephiroth, Fabled SOLDIER
54%inclusion100 decks184 decks
52%synergy
Simian Spirit Guide
54%inclusion47 decks87 decks
48%synergy
Shoreline Looter
50%inclusion4 decks8 decks
49%synergy
Demon's Disciple
49%inclusion148 decks301 decks
48%synergy
Fleshbag Marauder
47%inclusion141 decks301 decks
43%synergy
Endurance
47%inclusion89 decks190 decks
44%synergy
Yawgmoth, Thran Physician
46%inclusion138 decks301 decks
43%synergy
Abdel Adrian, Gorion's Ward
45%inclusion5 decks11 decks
44%synergy
Wharf Infiltrator
44%inclusion4 decks9 decks
44%synergy
Mirror Image
44%inclusion4 decks9 decks
44%synergy
Instants
Bolt Bend
78%inclusion68 decks87 decks
74%synergy
Beast Within
77%inclusion147 decks190 decks
44%synergy
Tear Asunder
72%inclusion136 decks190 decks
64%synergy
Kazuul's Fury
70%inclusion61 decks87 decks
68%synergy
Tibalt's Trickery
66%inclusion57 decks87 decks
61%synergy
Fell the Profane
60%inclusion167 decks280 decks
51%synergy
Chord of Calling
55%inclusion105 decks190 decks
50%synergy
Deflecting Swat
55%inclusion48 decks87 decks
38%synergy
Swords to Plowshares
45%inclusion5 decks11 decks
-16%synergy
Anguished Unmaking
36%inclusion4 decks11 decks
12%synergy
Flare of Malice
26%inclusion72 decks280 decks
23%synergy
Soul Shatter
23%inclusion70 decks301 decks
21%synergy
Entomb
23%inclusion69 decks301 decks
16%synergy
Sheoldred's Edict
20%inclusion61 decks301 decks
18%synergy
Deadly Dispute
17%inclusion51 decks301 decks
5%synergy
Untimely Malfunction
15%inclusion13 decks85 decks
7%synergy
Dark Ritual
15%inclusion45 decks301 decks
-9%synergy
Rakdos Charm
15%inclusion13 decks87 decks
0%synergy
Village Rites
13%inclusion40 decks301 decks
4%synergy
Abrupt Decay
13%inclusion24 decks190 decks
3%synergy
Malakir Rebirth
10%inclusion31 decks301 decks
2%synergy
Saw in Half
9.0%inclusion27 decks301 decks
5%synergy
Heroic Intervention
8.9%inclusion17 decks190 decks
-22%synergy
Corrupted Conviction
8.6%inclusion26 decks301 decks
4%synergy
Unexpected Windfall
8.0%inclusion7 decks87 decks
1%synergy
Bedevil
8.0%inclusion7 decks87 decks
-4%synergy
Terminate
8.0%inclusion7 decks87 decks
-11%synergy
Putrefy
7.4%inclusion14 decks190 decks
-9%synergy
Deadly Rollick
7.3%inclusion22 decks301 decks
-6%synergy
Return the Favor
6.9%inclusion6 decks87 decks
3%synergy
Big Score
6.9%inclusion6 decks87 decks
-4%synergy
Revitalizing Repast
6.4%inclusion11 decks172 decks
-2%synergy
Sorceries
Vandalblast
79%inclusion69 decks87 decks
64%synergy
Seize the Spotlight
78%inclusion68 decks87 decks
76%synergy
Song of Totentanz
77%inclusion67 decks87 decks
75%synergy
Nature's Lore
68%inclusion130 decks190 decks
37%synergy
Sundering Eruption
68%inclusion59 decks87 decks
64%synergy
Farseek
66%inclusion126 decks190 decks
30%synergy
Rampant Growth
64%inclusion122 decks190 decks
31%synergy
Three Visits
63%inclusion120 decks190 decks
39%synergy
Reanimate
61%inclusion185 decks301 decks
42%synergy
Rally at the Hornburg
61%inclusion53 decks87 decks
61%synergy
Toxic Deluge
52%inclusion158 decks301 decks
34%synergy
Agadeem's Awakening
33%inclusion98 decks301 decks
30%synergy
Blasphemous Edict
30%inclusion74 decks244 decks
25%synergy
Victimize
28%inclusion84 decks301 decks
16%synergy
Damn
27%inclusion3 decks11 decks
12%synergy
Buried Alive
24%inclusion72 decks301 decks
18%synergy
Blasphemous Act
20%inclusion17 decks87 decks
-14%synergy
Living Death
15%inclusion45 decks301 decks
10%synergy
Diabolic Intent
14%inclusion42 decks301 decks
6%synergy
Culling Ritual
14%inclusion26 decks190 decks
3%synergy
Eldritch Evolution
11%inclusion20 decks190 decks
6%synergy
Molten Duplication
10%inclusion9 decks87 decks
8%synergy
Cultivate
9.5%inclusion18 decks190 decks
-33%synergy
Unmarked Grave
9.0%inclusion27 decks301 decks
7%synergy
Rise of the Witch-king
7.9%inclusion15 decks190 decks
4%synergy
Persist
7.0%inclusion21 decks301 decks
5%synergy
Heat Shimmer
6.9%inclusion6 decks87 decks
6%synergy
Twinflame
6.9%inclusion6 decks87 decks
4%synergy
Feed the Swarm
6.0%inclusion18 decks301 decks
-10%synergy
Bala Ged Recovery
5.8%inclusion11 decks190 decks
-2%synergy
Kodama's Reach
5.8%inclusion11 decks190 decks
-21%synergy
Final Parting
5.3%inclusion16 decks301 decks
4%synergy
Dread Return
5.3%inclusion16 decks301 decks
0%synergy
Life // Death
5.3%inclusion10 decks190 decks
4%synergy
Utility Artifacts
Ashnod's Altar
80%inclusion242 decks301 decks
74%synergy
Hammer of Purphoros
77%inclusion67 decks87 decks
76%synergy
Birthing Pod
68%inclusion130 decks190 decks
67%synergy
Altar of Dementia
67%inclusion203 decks301 decks
65%synergy
Phyrexian Altar
62%inclusion186 decks301 decks
58%synergy
Skullclamp
45%inclusion136 decks301 decks
34%synergy
Lightning Greaves
38%inclusion114 decks301 decks
13%synergy
Mithril Coat
30%inclusion91 decks301 decks
26%synergy
The Fire Crystal
17%inclusion14 decks84 decks
12%synergy
Swiftfoot Boots
14%inclusion41 decks301 decks
-14%synergy
The Reaver Cleaver
8.0%inclusion7 decks87 decks
3%synergy
Enchantments
Rising of the Day
79%inclusion69 decks87 decks
75%synergy
Fervor
71%inclusion62 decks87 decks
70%synergy
Journey to Eternity
71%inclusion135 decks190 decks
69%synergy
Mass Hysteria
66%inclusion57 decks87 decks
65%synergy
Evolutionary Leap
65%inclusion124 decks190 decks
64%synergy
Birthing Ritual
60%inclusion103 decks172 decks
59%synergy
Guardian Project
49%inclusion93 decks190 decks
41%synergy
Grave Pact
48%inclusion143 decks301 decks
43%synergy
Attrition
34%inclusion103 decks301 decks
34%synergy
Gift of Doom
31%inclusion94 decks301 decks
31%synergy
Bastion of Remembrance
30%inclusion89 decks301 decks
23%synergy
The Meathook Massacre
25%inclusion74 decks301 decks
19%synergy
Animate Dead
21%inclusion64 decks301 decks
12%synergy
Pattern of Rebirth
11%inclusion20 decks190 decks
10%synergy
Moldervine Reclamation
9.5%inclusion18 decks190 decks
3%synergy
Necromancy
7.0%inclusion21 decks301 decks
4%synergy
Phyrexian Arena
6.6%inclusion20 decks301 decks
-9%synergy
Awakening Zone
6.3%inclusion12 decks190 decks
4%synergy
Dictate of Erebos
6.3%inclusion19 decks301 decks
3%synergy
Insidious Roots
5.8%inclusion11 decks190 decks
0%synergy
Sylvan Library
5.8%inclusion11 decks190 decks
-3%synergy
Planeswalkers
Chandra, Acolyte of Flame
6.9%inclusion6 decks87 decks
6%synergy
Utility Lands
Sokenzan, Crucible of Defiance
74%inclusion64 decks87 decks
70%synergy
Arena of Glory
68%inclusion59 decks87 decks
62%synergy
Phyrexian Tower
61%inclusion184 decks301 decks
52%synergy
High Market
53%inclusion159 decks301 decks
50%synergy
Urborg, Tomb of Yawgmoth
52%inclusion156 decks301 decks
43%synergy
Cephalid Coliseum
44%inclusion4 decks9 decks
41%synergy
Yavimaya, Cradle of Growth
31%inclusion93 decks301 decks
22%synergy
Takenuma, Abandoned Mire
28%inclusion83 decks301 decks
19%synergy
Vault of Whispers
27%inclusion80 decks301 decks
22%synergy
Darksteel Citadel
26%inclusion78 decks301 decks
22%synergy
Bojuka Bog
25%inclusion74 decks301 decks
-5%synergy
Treasure Vault
23%inclusion70 decks301 decks
21%synergy
Boseiju, Who Endures
14%inclusion27 decks190 decks
-5%synergy
Grim Backwoods
10%inclusion19 decks190 decks
7%synergy
Reliquary Tower
10%inclusion30 decks301 decks
-20%synergy
Cabal Coffers
9.0%inclusion27 decks301 decks
-1%synergy
Shifting Woodland
8.7%inclusion15 decks172 decks
2%synergy
Dryad Arbor
7.9%inclusion15 decks190 decks
4%synergy
Spymaster's Vault
7.9%inclusion22 decks280 decks
5%synergy
Rogue's Passage
6.0%inclusion18 decks301 decks
-14%synergy
Midgar, City of Mako
5.1%inclusion9 decks178 decks
1%synergy
Mana Artifacts
Sol Ring
95%inclusion285 decks301 decks
11%synergy
Rakdos Signet
90%inclusion78 decks87 decks
65%synergy
Talisman of Indulgence
87%inclusion76 decks87 decks
60%synergy
Arcane Signet
51%inclusion153 decks301 decks
-21%synergy
Talisman of Hierarchy
27%inclusion3 decks11 decks
1%synergy
Fellwar Stone
24%inclusion71 decks301 decks
3%synergy
Springleaf Drum
21%inclusion64 decks301 decks
19%synergy
Lotus Petal
18%inclusion55 decks301 decks
11%synergy
Mox Opal
13%inclusion38 decks301 decks
8%synergy
Mox Amber
12%inclusion35 decks301 decks
7%synergy
Cursed Mirror
9.2%inclusion8 decks87 decks
4%synergy
Talisman of Resilience
6.8%inclusion13 decks190 decks
-6%synergy
Thought Vessel
6.6%inclusion20 decks301 decks
-11%synergy
Golgari Signet
6.3%inclusion12 decks190 decks
-4%synergy
Mind Stone
6.0%inclusion18 decks301 decks
-8%synergy
Lands
Volatile Fjord
100%inclusion4 decks4 decks
98%synergy
Cascade Bluffs
100%inclusion4 decks4 decks
85%synergy
Temple of Epiphany
100%inclusion4 decks4 decks
83%synergy
Crumbling Necropolis
100%inclusion4 decks4 decks
72%synergy
Command Tower
91%inclusion274 decks301 decks
17%synergy
Woodland Cemetery
87%inclusion165 decks190 decks
55%synergy
Sulfurous Springs
85%inclusion74 decks87 decks
61%synergy
Llanowar Wastes
84%inclusion159 decks190 decks
57%synergy
Shadowblood Ridge
80%inclusion70 decks87 decks
68%synergy
Bountiful Promenade
80%inclusion4 decks5 decks
58%synergy
Indatha Triome
80%inclusion4 decks5 decks
53%synergy
Graven Cairns
78%inclusion68 decks87 decks
69%synergy
Overgrown Tomb
76%inclusion144 decks190 decks
35%synergy
Thundering Falls
75%inclusion3 decks4 decks
66%synergy
Arcane Sanctum
75%inclusion3 decks4 decks
48%synergy
Twilight Mire
74%inclusion141 decks190 decks
61%synergy
Blood Crypt
74%inclusion64 decks87 decks
36%synergy
Raucous Theater
72%inclusion63 decks87 decks
62%synergy
Undergrowth Stadium
72%inclusion137 decks190 decks
49%synergy
Necroblossom Snarl
70%inclusion133 decks190 decks
59%synergy
Mount Doom
69%inclusion60 decks87 decks
63%synergy
Luxury Suite
69%inclusion60 decks87 decks
45%synergy
Deathcap Glade
68%inclusion129 decks190 decks
55%synergy
Darkwater Catacombs
67%inclusion6 decks9 decks
52%synergy
Drowned Catacomb
67%inclusion6 decks9 decks
38%synergy
Tainted Wood
64%inclusion122 decks190 decks
51%synergy
Underground Mortuary
61%inclusion116 decks190 decks
48%synergy
Blooming Marsh
61%inclusion115 decks190 decks
56%synergy
Branchloft Pathway
60%inclusion3 decks5 decks
53%synergy
Temple Garden
60%inclusion3 decks5 decks
21%synergy
Temple of Deceit
56%inclusion5 decks9 decks
41%synergy
Isolated Chapel
55%inclusion6 decks11 decks
21%synergy
Nurturing Peatland
54%inclusion103 decks190 decks
49%synergy
Wastewood Verge
53%inclusion63 decks120 decks
45%synergy
Fetid Heath
45%inclusion5 decks11 decks
32%synergy
Ice Tunnel
44%inclusion4 decks9 decks
43%synergy
Thriving Isle
44%inclusion4 decks9 decks
42%synergy
Fetid Pools
44%inclusion4 decks9 decks
38%synergy
Vernal Fen
44%inclusion34 decks77 decks
35%synergy
Tainted Field
36%inclusion4 decks11 decks
24%synergy
Temple of Silence
36%inclusion4 decks11 decks
19%synergy
Caves of Koilos
36%inclusion4 decks11 decks
7%synergy
Godless Shrine
36%inclusion4 decks11 decks
-5%synergy
Darkbore Pathway
36%inclusion69 decks190 decks
30%synergy
Verdant Catacombs
36%inclusion108 decks301 decks
25%synergy
Undercity Sewers
33%inclusion3 decks9 decks
22%synergy
Shipwreck Marsh
33%inclusion3 decks9 decks
15%synergy
Exotic Orchard
32%inclusion95 decks301 decks
-5%synergy
Drossforge Bridge
30%inclusion26 decks87 decks
27%synergy
Dragonskull Summit
29%inclusion25 decks87 decks
-6%synergy