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%inclusion168 decks19K decks
Shadow the Hedgehog
1.0%inclusion80 decks8.05K decks
Moira, Urborg Haunt
11%inclusion11 decks99 decks
Sefris of the Hidden Ways
0.0%inclusion3 decks10.1K decks
Karador, Ghost Chieftain
0.0%inclusion3 decks6.05K decks
Marchesa, the Black Rose
0.0%inclusion2 decks11.7K decks
Ludevic, Necro-Alchemist // Tormod, the Desecrator
3.1%inclusion2 decks65 decks
The Ever-Changing 'Dane
0.2%inclusion2 decks943 decks
Drivnod, Carnage Dominus
0.2%inclusion2 decks1.05K decks
Sheoldred
0.1%inclusion1 decks1.40K decks
Teval, the Balanced Scale
0.0%inclusion1 decks24.2K decks
Massacre Girl
0.1%inclusion1 decks1.97K decks
Haakon, Stromgald Scourge
0.4%inclusion1 decks281 decks
Sephiroth, Fabled SOLDIER
0.0%inclusion1 decks18.6K decks
Sidar Kondo of Jamuraa // Tormod, the Desecrator
0.4%inclusion1 decks257 decks
Nethroi, Apex of Death
0.0%inclusion1 decks6.57K decks
Teysa Karlov
0.0%inclusion1 decks18.5K decks
Carmen, Cruel Skymarcher
0.0%inclusion1 decks4.37K decks
New Cards
Fire Nation Palace
4.2%inclusion1 decks24 decks
-1%synergy
Realm of Koh
4.0%inclusion2 decks50 decks
3%synergy
Beifong's Bounty Hunters
3.8%inclusion1 decks26 decks
2%synergy
Ba Sing Se
3.8%inclusion1 decks26 decks
-2%synergy
Origin of Metalbending
3.6%inclusion1 decks28 decks
-1%synergy
High Synergy Cards
Saffi Eriksdotter
100%inclusion5 decks5 decks
99%synergy
Prismari Command
100%inclusion4 decks4 decks
94%synergy
Goblin Bombardment
96%inclusion81 decks84 decks
91%synergy
Spore Frog
93%inclusion162 decks175 decks
90%synergy
Lagomos, Hand of Hatred
90%inclusion76 decks84 decks
88%synergy
Protean Hulk
88%inclusion154 decks175 decks
86%synergy
Haywire Mite
90%inclusion157 decks175 decks
86%synergy
Great Furnace
92%inclusion77 decks84 decks
86%synergy
Loyal Apprentice
89%inclusion75 decks84 decks
85%synergy
Urabrask's Forge
86%inclusion72 decks84 decks
84%synergy
Top Cards
Sakura-Tribe Elder
95%inclusion166 decks175 decks
78%synergy
Eternal Witness
95%inclusion166 decks175 decks
78%synergy
Viscera Seer
92%inclusion261 decks285 decks
83%synergy
Zulaport Cutthroat
90%inclusion257 decks285 decks
82%synergy
Chaos Warp
89%inclusion75 decks84 decks
59%synergy
Assassin's Trophy
89%inclusion155 decks175 decks
58%synergy
Mayhem Devil
88%inclusion74 decks84 decks
78%synergy
Mahadi, Emporium Master
86%inclusion72 decks84 decks
80%synergy
Zealous Conscripts
85%inclusion71 decks84 decks
83%synergy
Carrion Feeder
84%inclusion238 decks285 decks
79%synergy
Game Changers
Jeska's Will
60%inclusion50 decks84 decks
44%synergy
Natural Order
51%inclusion90 decks175 decks
49%synergy
Orcish Bowmasters
20%inclusion57 decks285 decks
11%synergy
Field of the Dead
12%inclusion34 decks285 decks
9%synergy
Demonic Tutor
12%inclusion34 decks285 decks
-8%synergy
Vampiric Tutor
10%inclusion29 decks285 decks
-5%synergy
Worldly Tutor
9.1%inclusion16 decks175 decks
-3%synergy
Underworld Breach
8.3%inclusion7 decks84 decks
2%synergy
Bolas's Citadel
5.6%inclusion16 decks285 decks
-2%synergy
Creatures
Kiki-Jiki, Mirror Breaker
81%inclusion68 decks84 decks
78%synergy
Cankerbloom
81%inclusion141 decks175 decks
76%synergy
Accursed Marauder
80%inclusion209 decks261 decks
75%synergy
Renegade Rallier
80%inclusion4 decks5 decks
80%synergy
Glasspool Mimic
80%inclusion8 decks10 decks
77%synergy
Elvish Mystic
78%inclusion136 decks175 decks
62%synergy
Llanowar Elves
78%inclusion136 decks175 decks
57%synergy
Reveillark
75%inclusion9 decks12 decks
74%synergy
Karmic Guide
75%inclusion9 decks12 decks
71%synergy
Sun Titan
75%inclusion9 decks12 decks
67%synergy
Warren Soultrader
74%inclusion194 decks261 decks
69%synergy
Birds of Paradise
74%inclusion129 decks175 decks
46%synergy
Clockwork Percussionist
73%inclusion60 decks82 decks
73%synergy
Morbid Opportunist
72%inclusion206 decks285 decks
65%synergy
Fiend Artisan
72%inclusion126 decks175 decks
70%synergy
Elves of Deep Shadow
72%inclusion126 decks175 decks
63%synergy
Insidious Fungus
71%inclusion99 decks139 decks
69%synergy
Hideous Taskmaster
70%inclusion59 decks84 decks
69%synergy
Mosswood Dreadknight
69%inclusion120 decks175 decks
67%synergy
Fyndhorn Elves
68%inclusion119 decks175 decks
58%synergy
Headliner Scarlett
68%inclusion57 decks84 decks
68%synergy
Ingot Chewer
67%inclusion56 decks84 decks
66%synergy
Fiend Hunter
67%inclusion8 decks12 decks
66%synergy
Pinnacle Monk
65%inclusion55 decks84 decks
61%synergy
Sylvan Safekeeper
65%inclusion114 decks175 decks
61%synergy
Disciple of Freyalise
63%inclusion98 decks155 decks
58%synergy
Plaguecrafter
61%inclusion173 decks285 decks
56%synergy
River Kelpie
60%inclusion6 decks10 decks
59%synergy
Grim Haruspex
60%inclusion171 decks285 decks
57%synergy
Likeness Looter
60%inclusion6 decks10 decks
57%synergy
Spark Double
60%inclusion6 decks10 decks
54%synergy
Braids, Arisen Nightmare
58%inclusion165 decks285 decks
51%synergy
Ragavan, Nimble Pilferer
57%inclusion48 decks84 decks
49%synergy
Blood Artist
56%inclusion161 decks285 decks
45%synergy
Simian Spirit Guide
54%inclusion45 decks84 decks
48%synergy
Mikaeus, the Unhallowed
53%inclusion151 decks285 decks
51%synergy
Sephiroth, Fabled SOLDIER
51%inclusion83 decks164 decks
48%synergy
Cartel Aristocrat
50%inclusion6 decks12 decks
50%synergy
Body Double
50%inclusion5 decks10 decks
49%synergy
Shoreline Looter
50%inclusion4 decks8 decks
49%synergy
Malcolm, Alluring Scoundrel
50%inclusion5 decks10 decks
48%synergy
Boromir, Warden of the Tower
50%inclusion6 decks12 decks
46%synergy
Bartolomé del Presidio
50%inclusion6 decks12 decks
46%synergy
Demon's Disciple
47%inclusion134 decks285 decks
45%synergy
Endurance
45%inclusion79 decks175 decks
43%synergy
Fleshbag Marauder
45%inclusion127 decks285 decks
41%synergy
Yawgmoth, Thran Physician
44%inclusion126 decks285 decks
41%synergy
Phyrexian Delver
42%inclusion121 decks285 decks
42%synergy
Abdel Adrian, Gorion's Ward
42%inclusion5 decks12 decks
41%synergy
Luminous Broodmoth
42%inclusion5 decks12 decks
39%synergy
Instants
Bolt Bend
79%inclusion66 decks84 decks
74%synergy
Beast Within
77%inclusion134 decks175 decks
42%synergy
Tear Asunder
69%inclusion121 decks175 decks
62%synergy
Kazuul's Fury
69%inclusion58 decks84 decks
67%synergy
Tibalt's Trickery
65%inclusion55 decks84 decks
61%synergy
Fell the Profane
57%inclusion150 decks261 decks
49%synergy
Chord of Calling
54%inclusion95 decks175 decks
49%synergy
Deflecting Swat
54%inclusion45 decks84 decks
37%synergy
Swords to Plowshares
50%inclusion6 decks12 decks
-12%synergy
Anguished Unmaking
42%inclusion5 decks12 decks
17%synergy
Counterspell
30%inclusion3 decks10 decks
-12%synergy
Flare of Malice
26%inclusion69 decks261 decks
24%synergy
Soul Shatter
24%inclusion67 decks285 decks
21%synergy
Entomb
22%inclusion64 decks285 decks
15%synergy
Sheoldred's Edict
21%inclusion59 decks285 decks
18%synergy
Deadly Dispute
18%inclusion50 decks285 decks
5%synergy
Rakdos Charm
15%inclusion13 decks84 decks
1%synergy
Dark Ritual
15%inclusion43 decks285 decks
-9%synergy
Untimely Malfunction
15%inclusion12 decks82 decks
7%synergy
Village Rites
14%inclusion39 decks285 decks
4%synergy
Abrupt Decay
13%inclusion23 decks175 decks
3%synergy
Malakir Rebirth
11%inclusion30 decks285 decks
2%synergy
Saw in Half
9.1%inclusion26 decks285 decks
5%synergy
Corrupted Conviction
9.1%inclusion26 decks285 decks
5%synergy
Unexpected Windfall
8.3%inclusion7 decks84 decks
1%synergy
Bedevil
8.3%inclusion7 decks84 decks
-4%synergy
Terminate
8.3%inclusion7 decks84 decks
-11%synergy
Putrefy
8.0%inclusion14 decks175 decks
-8%synergy
Return the Favor
7.1%inclusion6 decks84 decks
4%synergy
Deadly Rollick
6.3%inclusion18 decks285 decks
-7%synergy
Revitalizing Repast
5.8%inclusion9 decks155 decks
-3%synergy
Heroic Intervention
5.1%inclusion9 decks175 decks
-25%synergy
Sorceries
Vandalblast
80%inclusion67 decks84 decks
64%synergy
Seize the Spotlight
77%inclusion65 decks84 decks
76%synergy
Song of Totentanz
76%inclusion64 decks84 decks
75%synergy
Sundering Eruption
67%inclusion56 decks84 decks
63%synergy
Nature's Lore
66%inclusion116 decks175 decks
35%synergy
Farseek
64%inclusion112 decks175 decks
28%synergy
Rampant Growth
63%inclusion111 decks175 decks
30%synergy
Three Visits
60%inclusion105 decks175 decks
36%synergy
Rally at the Hornburg
60%inclusion50 decks84 decks
59%synergy
Reanimate
59%inclusion169 decks285 decks
40%synergy
Toxic Deluge
51%inclusion144 decks285 decks
32%synergy
Damn
33%inclusion4 decks12 decks
18%synergy
Blasphemous Edict
32%inclusion71 decks225 decks
26%synergy
Agadeem's Awakening
29%inclusion83 decks285 decks
26%synergy
Victimize
29%inclusion82 decks285 decks
16%synergy
Austere Command
25%inclusion3 decks12 decks
13%synergy
Buried Alive
25%inclusion70 decks285 decks
18%synergy
Blasphemous Act
19%inclusion16 decks84 decks
-14%synergy
Living Death
16%inclusion47 decks285 decks
11%synergy
Diabolic Intent
15%inclusion44 decks285 decks
8%synergy
Culling Ritual
15%inclusion26 decks175 decks
4%synergy
Eldritch Evolution
11%inclusion20 decks175 decks
7%synergy
Molten Duplication
11%inclusion9 decks84 decks
9%synergy
Cultivate
10%inclusion18 decks175 decks
-33%synergy
Unmarked Grave
9.1%inclusion26 decks285 decks
7%synergy
Rise of the Witch-king
8.0%inclusion14 decks175 decks
4%synergy
Persist
7.4%inclusion21 decks285 decks
5%synergy
Heat Shimmer
7.1%inclusion6 decks84 decks
6%synergy
Twinflame
7.1%inclusion6 decks84 decks
5%synergy
Bala Ged Recovery
6.9%inclusion12 decks175 decks
-1%synergy
Feed the Swarm
6.3%inclusion18 decks285 decks
-10%synergy
Kodama's Reach
6.3%inclusion11 decks175 decks
-21%synergy
Dread Return
6.0%inclusion17 decks285 decks
1%synergy
Tempt with Vengeance
6.0%inclusion5 decks84 decks
5%synergy
Final Parting
5.3%inclusion15 decks285 decks
4%synergy
Life // Death
5.1%inclusion9 decks175 decks
4%synergy
Utility Artifacts
Ashnod's Altar
79%inclusion226 decks285 decks
73%synergy
Hammer of Purphoros
76%inclusion64 decks84 decks
75%synergy
Birthing Pod
67%inclusion118 decks175 decks
66%synergy
Altar of Dementia
67%inclusion190 decks285 decks
64%synergy
Phyrexian Altar
61%inclusion173 decks285 decks
57%synergy
Skullclamp
46%inclusion132 decks285 decks
35%synergy
Lightning Greaves
39%inclusion110 decks285 decks
14%synergy
Mithril Coat
28%inclusion80 decks285 decks
24%synergy
The Fire Crystal
17%inclusion14 decks81 decks
13%synergy
Swiftfoot Boots
14%inclusion39 decks285 decks
-14%synergy
The Reaver Cleaver
8.3%inclusion7 decks84 decks
4%synergy
Enchantments
Rising of the Day
79%inclusion66 decks84 decks
74%synergy
Fervor
70%inclusion59 decks84 decks
69%synergy
Journey to Eternity
69%inclusion121 decks175 decks
67%synergy
Mass Hysteria
68%inclusion57 decks84 decks
67%synergy
Evolutionary Leap
62%inclusion109 decks175 decks
61%synergy
Birthing Ritual
57%inclusion88 decks155 decks
56%synergy
Guardian Project
53%inclusion93 decks175 decks
45%synergy
Grave Pact
45%inclusion128 decks285 decks
40%synergy
Gift of Doom
32%inclusion90 decks285 decks
31%synergy
Attrition
31%inclusion88 decks285 decks
30%synergy
Bastion of Remembrance
31%inclusion88 decks285 decks
24%synergy
The Meathook Massacre
25%inclusion70 decks285 decks
19%synergy
Animate Dead
23%inclusion66 decks285 decks
14%synergy
Pattern of Rebirth
12%inclusion21 decks175 decks
12%synergy
Moldervine Reclamation
10%inclusion18 decks175 decks
3%synergy
Phyrexian Arena
7.7%inclusion22 decks285 decks
-8%synergy
Necromancy
7.4%inclusion21 decks285 decks
4%synergy
Dictate of Erebos
6.7%inclusion19 decks285 decks
4%synergy
Awakening Zone
6.3%inclusion11 decks175 decks
4%synergy
Curse of Opulence
6.0%inclusion5 decks84 decks
2%synergy
Sylvan Library
5.7%inclusion10 decks175 decks
-4%synergy
Black Market Connections
5.6%inclusion16 decks285 decks
-6%synergy
Super State
5.3%inclusion8 decks151 decks
4%synergy
Insidious Roots
5.1%inclusion9 decks175 decks
0%synergy
Wild Growth
5.1%inclusion9 decks175 decks
-5%synergy
Planeswalkers
Chandra, Acolyte of Flame
7.1%inclusion6 decks84 decks
7%synergy
Utility Lands
Sokenzan, Crucible of Defiance
73%inclusion61 decks84 decks
69%synergy
Arena of Glory
67%inclusion56 decks84 decks
60%synergy
Phyrexian Tower
58%inclusion166 decks285 decks
49%synergy
High Market
52%inclusion147 decks285 decks
49%synergy
Urborg, Tomb of Yawgmoth
49%inclusion141 decks285 decks
40%synergy
Cephalid Coliseum
40%inclusion4 decks10 decks
37%synergy
Takenuma, Abandoned Mire
28%inclusion80 decks285 decks
19%synergy
Yavimaya, Cradle of Growth
28%inclusion80 decks285 decks
19%synergy
Vault of Whispers
27%inclusion77 decks285 decks
23%synergy
Bojuka Bog
27%inclusion76 decks285 decks
-3%synergy
Darksteel Citadel
26%inclusion74 decks285 decks
22%synergy
Treasure Vault
24%inclusion67 decks285 decks
21%synergy
Boseiju, Who Endures
15%inclusion27 decks175 decks
-3%synergy
Grim Backwoods
11%inclusion20 decks175 decks
8%synergy
Cabal Coffers
10%inclusion28 decks285 decks
0%synergy
Reliquary Tower
10%inclusion28 decks285 decks
-20%synergy
Shifting Woodland
10%inclusion15 decks155 decks
3%synergy
Spymaster's Vault
7.7%inclusion20 decks261 decks
5%synergy
Dryad Arbor
7.4%inclusion13 decks175 decks
3%synergy
Rogue's Passage
6.3%inclusion18 decks285 decks
-14%synergy
Midgar, City of Mako
5.7%inclusion9 decks158 decks
2%synergy
Mana Artifacts
Sol Ring
94%inclusion269 decks285 decks
11%synergy
Rakdos Signet
89%inclusion75 decks84 decks
64%synergy
Talisman of Indulgence
86%inclusion72 decks84 decks
58%synergy
Arcane Signet
52%inclusion147 decks285 decks
-21%synergy
Orzhov Signet
25%inclusion3 decks12 decks
1%synergy
Talisman of Hierarchy
25%inclusion3 decks12 decks
-1%synergy
Fellwar Stone
25%inclusion71 decks285 decks
4%synergy
Springleaf Drum
22%inclusion62 decks285 decks
20%synergy
Lotus Petal
19%inclusion54 decks285 decks
12%synergy
Mox Opal
12%inclusion35 decks285 decks
8%synergy
Mox Amber
11%inclusion32 decks285 decks
7%synergy
Cursed Mirror
11%inclusion9 decks84 decks
5%synergy
Thought Vessel
7.0%inclusion20 decks285 decks
-11%synergy
Talisman of Resilience
6.9%inclusion12 decks175 decks
-6%synergy
Mind Stone
6.3%inclusion18 decks285 decks
-9%synergy
Golgari Signet
5.1%inclusion9 decks175 decks
-5%synergy
Lands
Volatile Fjord
100%inclusion4 decks4 decks
98%synergy
Cascade Bluffs
100%inclusion4 decks4 decks
86%synergy
Temple of Epiphany
100%inclusion4 decks4 decks
83%synergy
Crumbling Necropolis
100%inclusion4 decks4 decks
71%synergy
Command Tower
90%inclusion256 decks285 decks
16%synergy
Sulfurous Springs
86%inclusion72 decks84 decks
62%synergy
Woodland Cemetery
85%inclusion149 decks175 decks
54%synergy
Llanowar Wastes
82%inclusion143 decks175 decks
55%synergy
Shadowblood Ridge
81%inclusion68 decks84 decks
68%synergy
Bountiful Promenade
80%inclusion4 decks5 decks
58%synergy
Indatha Triome
80%inclusion4 decks5 decks
52%synergy
Arcane Sanctum
80%inclusion4 decks5 decks
52%synergy
Graven Cairns
77%inclusion65 decks84 decks
68%synergy
Thundering Falls
75%inclusion3 decks4 decks
66%synergy
Raucous Theater
74%inclusion62 decks84 decks
64%synergy
Overgrown Tomb
72%inclusion126 decks175 decks
32%synergy
Blood Crypt
71%inclusion60 decks84 decks
34%synergy
Twilight Mire
71%inclusion124 decks175 decks
58%synergy
Drowned Catacomb
70%inclusion7 decks10 decks
41%synergy
Undergrowth Stadium
69%inclusion120 decks175 decks
45%synergy
Necroblossom Snarl
68%inclusion119 decks175 decks
57%synergy
Mount Doom
68%inclusion57 decks84 decks
62%synergy
Luxury Suite
68%inclusion57 decks84 decks
43%synergy
Tainted Wood
67%inclusion118 decks175 decks
54%synergy
Deathcap Glade
66%inclusion115 decks175 decks
53%synergy
Branchloft Pathway
60%inclusion3 decks5 decks
53%synergy
Darkwater Catacombs
60%inclusion6 decks10 decks
45%synergy
Glacial Fortress
60%inclusion3 decks5 decks
27%synergy
Temple Garden
60%inclusion3 decks5 decks
21%synergy
Underground Mortuary
59%inclusion103 decks175 decks
46%synergy
Isolated Chapel
58%inclusion7 decks12 decks
25%synergy
Blooming Marsh
58%inclusion101 decks175 decks
53%synergy
Nurturing Peatland
51%inclusion90 decks175 decks
46%synergy
Temple of Deceit
50%inclusion5 decks10 decks
35%synergy
Wastewood Verge
48%inclusion49 decks103 decks
40%synergy
Fetid Heath
42%inclusion5 decks12 decks
28%synergy
Caves of Koilos
42%inclusion5 decks12 decks
12%synergy
Godless Shrine
42%inclusion5 decks12 decks
0%synergy
Ice Tunnel
40%inclusion4 decks10 decks
38%synergy
Thriving Isle
40%inclusion4 decks10 decks
37%synergy
Fetid Pools
40%inclusion4 decks10 decks
33%synergy
Darkbore Pathway
39%inclusion68 decks175 decks
32%synergy
Vernal Fen
38%inclusion22 decks58 decks
30%synergy
Verdant Catacombs
33%inclusion95 decks285 decks
22%synergy
Tainted Field
33%inclusion4 decks12 decks
20%synergy
Temple of Silence
33%inclusion4 decks12 decks
16%synergy
Exotic Orchard
33%inclusion93 decks285 decks
-4%synergy
Undercity Sewers
30%inclusion3 decks10 decks
19%synergy
Shipwreck Marsh
30%inclusion3 decks10 decks
12%synergy
Watery Grave
30%inclusion3 decks10 decks
-11%synergy