Cavalier of Night + Activated Sleeper + Ashnod's Altar

Cavalier of Night
Activated Sleeper
Ashnod's Altar

Requires
Cavalier of Night must be on the battlefield. Activated Sleeper must be in the graveyard. Ashnod's Altar must be on the battlefield.
Steps
  1. Activate Ashnod's Altar by sacrificing Cavalier of Night, adding .
  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, it triggers; choose not to sacrifice a creature.
  4. Activate Ashnod's Altar by sacrificing Activated Sleeper, adding .
  5. When Activated Sleeper dies, it triggers, returning Activated Sleeper from your graveyard to the battlefield as a copy of Cavalier of Night.
  6. Repeat from step 3.
Results
Infinite colorless mana. Infinite death triggers. Infinite ETB. Infinite LTB. Infinite sacrifice triggers.

Meren of Clan Nel Toth
0.90% of 14905 decks 134 decks
Rakdos, the Muscle
1.18% of 2546 decks 30 decks
Moira, Urborg Haunt
13.00% of 100 decks 13 decks
Dina, Soul Steeper
0.14% of 7676 decks 11 decks
Sidar Jabari of Zhalfir
0.04% of 13580 decks 6 decks
Teysa Karlov
0.03% of 15216 decks 5 decks
The Ever-Changing 'Dane
0.53% of 756 decks 4 decks
Karador, Ghost Chieftain
0.07% of 5443 decks 4 decks
Othelm, Sigardian Outcast // Wernog, Rider's Chaplain
0.33% of 912 decks 3 decks
Braids, Arisen Nightmare
0.04% of 7033 decks 3 decks
Chainer, Nightmare Adept
0.06% of 3170 decks 2 decks
Ziatora, the Incinerator
0.03% of 7932 decks 2 decks
K'rrik, Son of Yawgmoth
0.01% of 13841 decks 2 decks
Haakon, Stromgald Scourge
0.98% of 205 decks 2 decks
Ghave, Guru of Spores
0.03% of 6423 decks 2 decks
Akul the Unrepentant
0.18% of 1093 decks 2 decks
Sméagol, Helpful Guide
0.04% of 5571 decks 2 decks
Sefris of the Hidden Ways
0.02% of 8722 decks 2 decks
New Cards
Insidious Fungus
86% of 29 decks +80% synergy
Untimely Malfunction
67% of 6 decks +49% synergy
Blazemire Verge
57% of 7 decks +35% synergy
Into the Pit
56% of 9 decks +48% synergy
Withering Torment
25% of 16 decks +3% synergy
High Synergy Cards
Protean Hulk
85% of 168 decks +83% synergy
Flare of Duplication
76% of 33 decks +72% synergy
Saffi Eriksdotter
73% of 11 decks +71% synergy
Spore Frog
74% of 168 decks +71% synergy
Ingot Chewer
71% of 42 decks +71% synergy
Haywire Mite
74% of 167 decks +70% synergy
Eternal Witness
91% of 168 decks +70% synergy
Molten Duplication
73% of 33 decks +69% synergy
Accursed Marauder
79% of 112 decks +69% synergy
Burnt Offering
69% of 42 decks +67% synergy
Top Cards
Sakura-Tribe Elder
81% of 168 decks +62% synergy
Assassin's Trophy
77% of 168 decks +47% synergy
Pinnacle Monk
77% of 30 decks +69% synergy
Viscera Seer
76% of 262 decks +66% synergy
Avacyn's Pilgrim
73% of 11 decks +58% synergy
Dualcaster Mage
71% of 42 decks +66% synergy
Llanowar Elves
70% of 168 decks +49% synergy
Carrion Feeder
70% of 262 decks +65% synergy
Birds of Paradise
68% of 168 decks +42% synergy
Warren Soultrader
67% of 131 decks +60% synergy
Creatures
Fury
67% of 42 decks +66% synergy
Elves of Deep Shadow
67% of 168 decks +56% synergy
Elvish Mystic
66% of 168 decks +48% synergy
Birgi, God of Storytelling
64% of 42 decks +58% synergy
Imperial Recruiter
64% of 42 decks +58% synergy
Zulaport Cutthroat
64% of 262 decks +54% synergy
Glasspool Mimic
62% of 16 decks +59% synergy
Prosper, Tome-Bound
62% of 42 decks +59% synergy
Cankerbloom
61% of 161 decks +54% synergy
Reckless Barbarian
60% of 42 decks +58% synergy
Impulsive Pilferer
60% of 42 decks +57% synergy
Simian Spirit Guide
60% of 42 decks +54% synergy
Braids, Arisen Nightmare
59% of 262 decks +51% synergy
Plaguecrafter
55% of 262 decks +50% synergy
Flamekin Harbinger
55% of 42 decks +54% synergy
Grim Haruspex
55% of 262 decks +50% synergy
Fyndhorn Elves
52% of 168 decks +39% synergy
Phantasmal Image
50% of 16 decks +46% synergy
Karmic Guide
50% of 34 decks +45% synergy
Fiend Artisan
49% of 168 decks +47% synergy
Blood Artist
49% of 262 decks +37% synergy
Skirk Prospector
48% of 42 decks +45% synergy
Dockside Extortionist
48% of 42 decks +35% synergy
Disciple of Freyalise
47% of 87 decks +40% synergy
Elas il-Kor, Sadistic Pilgrim
47% of 34 decks +36% synergy
Sylvan Safekeeper
46% of 168 decks +43% synergy
Renegade Rallier
45% of 11 decks +45% synergy
Reveillark
44% of 34 decks +42% synergy
Dargo, the Shipwrecker
43% of 42 decks +43% synergy
Bartolomé del Presidio
43% of 21 decks +36% synergy
Mikaeus, the Unhallowed
43% of 262 decks +40% synergy
Dauthi Voidwalker
42% of 262 decks +34% synergy
Sun Titan
41% of 34 decks +31% synergy
Farhaven Elf
39% of 168 decks +35% synergy
Yawgmoth, Thran Physician
39% of 262 decks +35% synergy
Cruel Celebrant
38% of 34 decks +30% synergy
Body Double
38% of 16 decks +37% synergy
Gray Merchant of Asphodel
37% of 262 decks +28% synergy
Fauna Shaman
37% of 168 decks +34% synergy
Mosswood Dreadknight
36% of 137 decks +34% synergy
Demon's Disciple
34% of 262 decks +32% synergy
Fleshbag Marauder
34% of 262 decks +30% synergy
Herald of Hoofbeats
33% of 12 decks +32% synergy
Magda, Brazen Outlaw
33% of 42 decks +31% synergy
Yahenni, Undying Partisan
32% of 262 decks +29% synergy
Skittering Precursor
32% of 31 decks +32% synergy
Morbid Opportunist
32% of 262 decks +26% synergy
Phyrexian Delver
30% of 262 decks +28% synergy
Deathrite Shaman
30% of 168 decks +18% synergy
Forsaken Miner
30% of 142 decks +28% synergy
Instants
Deflecting Swat
64% of 42 decks +48% synergy
Swords to Plowshares
62% of 34 decks -1% synergy
Dawn's Truce
60% of 5 decks +43% synergy
Pyroblast
57% of 42 decks +51% synergy
Red Elemental Blast
52% of 42 decks +46% synergy
Beast Within
52% of 168 decks +14% synergy
Entomb
48% of 262 decks +40% synergy
Counterspell
44% of 16 decks +1% synergy
Path to Exile
41% of 34 decks -4% synergy
Bolt Bend
38% of 42 decks +34% synergy
Cosmic Rebirth
38% of 8 decks +35% synergy
Dark Ritual
37% of 262 decks +14% synergy
Tear Asunder
35% of 168 decks +29% synergy
Abrupt Decay
33% of 168 decks +22% synergy
Anguished Unmaking
32% of 34 decks +8% synergy
Chord of Calling
32% of 168 decks +26% synergy
Vampiric Tutor
30% of 262 decks +12% synergy
Fell the Profane
30% of 131 decks +18% synergy
Saw in Half
28% of 257 decks +25% synergy
Culling the Weak
25% of 262 decks +21% synergy
Malakir Rebirth
20% of 262 decks +11% synergy
Force of Negation
19% of 16 decks +10% synergy
Void Rend
19% of 16 decks +4% synergy
Worldly Tutor
18% of 168 decks +4% synergy
Flare of Malice
18% of 133 decks +15% synergy
Village Rites
18% of 262 decks +8% synergy
Stroke of Midnight
17% of 23 decks +5% synergy
Abrade
17% of 42 decks +5% synergy
Noxious Revival
16% of 168 decks +10% synergy
Deadly Dispute
16% of 262 decks +5% synergy
Veil of Summer
15% of 168 decks +9% synergy
Lightning Bolt
14% of 42 decks +4% synergy
Rakdos Charm
14% of 42 decks -0% synergy
Terminate
12% of 42 decks -9% synergy
Deadly Rollick
12% of 262 decks +1% synergy
Teferi's Protection
12% of 34 decks -8% synergy
Revitalizing Repast
12% of 86 decks -1% synergy
Sacrifice
11% of 262 decks +11% synergy
Grisly Salvage
11% of 168 decks +6% synergy
Putrefy
10% of 168 decks -6% synergy
Final Fortune
10% of 42 decks +8% synergy
Bedevil
10% of 42 decks -5% synergy
Heroic Intervention
10% of 168 decks -20% synergy
Chaos Warp
10% of 42 decks -23% synergy
Songs of the Damned
9% of 262 decks +8% synergy
Crop Rotation
9% of 168 decks -1% synergy
Brought Back
9% of 34 decks +8% synergy
Fracture
9% of 34 decks +2% synergy
Generous Gift
9% of 34 decks -17% synergy
Corrupted Conviction
8% of 228 decks +3% synergy
Sorceries
Reanimate
65% of 262 decks +49% synergy
Infernal Plunge
60% of 42 decks +59% synergy
Rite of Flame
57% of 42 decks +54% synergy
Toxic Deluge
46% of 262 decks +28% synergy
Farseek
43% of 168 decks +9% synergy
Nature's Lore
42% of 168 decks +10% synergy
Culling Ritual
39% of 168 decks +28% synergy
Rampant Growth
39% of 168 decks +5% synergy
Victimize
38% of 262 decks +27% synergy
Diabolic Intent
37% of 262 decks +29% synergy
Three Visits
37% of 168 decks +12% synergy
Eerie Ultimatum
36% of 11 decks +24% synergy
Buried Alive
36% of 262 decks +31% synergy
Damn
35% of 34 decks +19% synergy
Natural Order
32% of 168 decks +30% synergy
Demonic Tutor
32% of 262 decks +10% synergy
Eldritch Evolution
27% of 168 decks +23% synergy
Claim the Firstborn
26% of 42 decks +26% synergy
Gamble
24% of 42 decks +14% synergy
Agadeem's Awakening
22% of 262 decks +19% synergy
Rise of the Witch-king
20% of 147 decks +14% synergy
Green Sun's Zenith
20% of 168 decks +14% synergy
Unmarked Grave
19% of 262 decks +16% synergy
Life // Death
18% of 168 decks +16% synergy
Jeska's Will
17% of 42 decks -1% synergy
Blasphemous Act
17% of 42 decks -17% synergy
Bala Ged Recovery
15% of 168 decks +6% synergy
Cultivate
15% of 168 decks -32% synergy
Persist
15% of 262 decks +12% synergy
Living Death
15% of 262 decks +9% synergy
Finale of Devastation
13% of 168 decks +5% synergy
Dread Return
13% of 262 decks +7% synergy
Feed the Swarm
12% of 262 decks -6% synergy
Sevinne's Reclamation
12% of 34 decks +5% synergy
Farewell
12% of 34 decks -2% synergy
Unearth
11% of 262 decks +8% synergy
Chain of Smog
10% of 262 decks +9% synergy
Squirming Emergence
10% of 127 decks +7% synergy
Imperial Seal
9% of 262 decks +3% synergy
Jarad's Orders
9% of 168 decks +7% synergy
Unburial Rites
9% of 34 decks +6% synergy
Rite of Oblivion
9% of 34 decks +6% synergy
Vanquish the Horde
9% of 34 decks +5% synergy
Damnation
8% of 262 decks +0% synergy
Life from the Loam
8% of 168 decks +5% synergy
Flare of Cultivation
8% of 99 decks +5% synergy
Demonic Counsel
7% of 41 decks +2% synergy
Grim Tutor
7% of 262 decks +3% synergy
Faithless Looting
7% of 42 decks -10% synergy
Kodama's Reach
7% of 168 decks -25% synergy
Utility Artifacts
Phyrexian Altar
60% of 262 decks +56% synergy
Birthing Pod
51% of 168 decks +48% synergy
Altar of Dementia
40% of 262 decks +38% synergy
Skullclamp
40% of 262 decks +27% synergy
Lightning Greaves
21% of 262 decks -5% synergy
Mithril Coat
20% of 210 decks +14% synergy
Nim Deathmantle
15% of 262 decks +14% synergy
The One Ring
14% of 232 decks +5% synergy
Wishclaw Talisman
11% of 262 decks +6% synergy
Swiftfoot Boots
10% of 262 decks -18% synergy
Jet Medallion
10% of 262 decks +7% synergy
Bolas's Citadel
9% of 262 decks -1% synergy
Urabrask's Forge
8% of 40 decks +6% synergy
Bontu's Monument
7% of 262 decks +5% synergy
Enchantments
Birthing Ritual
50% of 76 decks +49% synergy
Rhystic Study
44% of 16 decks +16% synergy
Animate Dead
44% of 262 decks +34% synergy
Guardian Project
40% of 168 decks +32% synergy
Journey to Eternity
38% of 168 decks +34% synergy
Grave Pact
33% of 262 decks +29% synergy
Smothering Tithe
32% of 34 decks +7% synergy
Evolutionary Leap
32% of 168 decks +30% synergy
Underworld Breach
29% of 42 decks +22% synergy
Kindred Discovery
25% of 16 decks +18% synergy
Chthonian Nightmare
24% of 135 decks +21% synergy
Goblin Bombardment
24% of 42 decks +17% synergy
Sylvan Library
24% of 168 decks +12% synergy
Teferi's Ageless Insight
19% of 16 decks +14% synergy
Pattern of Rebirth
18% of 168 decks +18% synergy
Moldervine Reclamation
16% of 168 decks +7% synergy
Gift of Doom
15% of 262 decks +15% synergy
Attrition
15% of 262 decks +14% synergy
Insidious Roots
15% of 103 decks +6% synergy
Bastion of Remembrance
15% of 262 decks +8% synergy
Wild Growth
14% of 168 decks +3% synergy
Necromancy
13% of 262 decks +10% synergy
Necropotence
13% of 262 decks +7% synergy
Dictate of Erebos
12% of 262 decks +8% synergy
Sneak Attack
12% of 42 decks +9% synergy
Knights' Charge
12% of 34 decks +10% synergy
Cathars' Crusade
12% of 34 decks +6% synergy
Chivalric Alliance
12% of 26 decks +10% synergy
Ripples of Undeath
11% of 114 decks +4% synergy
Phyrexian Arena
10% of 262 decks -4% synergy
Funeral Room // Awakening Hall
10% of 41 decks +4% synergy
Gift of Immortality
9% of 34 decks +7% synergy
Anointed Procession
9% of 34 decks -0% synergy
The Meathook Massacre
8% of 262 decks +3% synergy
Greater Good
8% of 168 decks +3% synergy
Carpet of Flowers
8% of 168 decks +4% synergy
Utopia Sprawl
8% of 168 decks +0% synergy
Black Market Connections
7% of 262 decks -4% synergy
Survival of the Fittest
7% of 168 decks +5% synergy
Defense of the Heart
7% of 168 decks +4% synergy
Kaya's Ghostform
6% of 262 decks +2% synergy
Trudge Garden
6% of 168 decks +5% synergy
Awakening Zone
6% of 168 decks +3% synergy
Dance of the Dead
6% of 262 decks +4% synergy
Phyrexian Reclamation
6% of 262 decks +2% synergy
Planeswalkers
Grist, the Hunger Tide
10% of 168 decks +6% synergy
Utility Lands
Phyrexian Tower
52% of 262 decks +44% synergy
High Market
46% of 262 decks +43% synergy
Urborg, Tomb of Yawgmoth
38% of 262 decks +28% synergy
Bojuka Bog
35% of 262 decks +5% synergy
Dryad Arbor
23% of 168 decks +19% synergy
Yavimaya, Cradle of Growth
23% of 262 decks +14% synergy
Takenuma, Abandoned Mire
23% of 262 decks +12% synergy
Boseiju, Who Endures
22% of 168 decks +2% synergy
Barbarian Ring
21% of 42 decks +21% synergy
Ancient Tomb
20% of 262 decks +9% synergy
Cabal Coffers
19% of 262 decks +8% synergy
Otawara, Soaring City
19% of 16 decks +2% synergy
Shifting Woodland
19% of 86 decks +9% synergy
Sokenzan, Crucible of Defiance
14% of 42 decks +9% synergy
Grim Backwoods
12% of 168 decks +9% synergy
Eiganjo, Seat of the Empire
12% of 34 decks +3% synergy
Castle Locthwain
10% of 262 decks +5% synergy
Arena of Glory
10% of 31 decks +0% synergy
Shambling Vent
9% of 34 decks +7% synergy
Spymaster's Vault
8% of 131 decks +4% synergy
Reliquary Tower
8% of 262 decks -21% synergy
Urza's Saga
8% of 262 decks +1% synergy
Command Beacon
8% of 262 decks +3% synergy
Cabal Stronghold
7% of 262 decks +4% synergy
Great Furnace
7% of 42 decks +1% synergy
Field of the Dead
6% of 262 decks +3% synergy
Mortuary Mire
6% of 262 decks +1% synergy
Witch's Cottage
6% of 262 decks +2% synergy
Mana Artifacts
Sol Ring
93% of 262 decks +9% synergy
Talisman of Indulgence
81% of 42 decks +55% synergy
Arcane Signet
54% of 262 decks -18% synergy
Cursed Mirror
40% of 42 decks +35% synergy
Talisman of Hierarchy
38% of 34 decks +14% synergy
Talisman of Progress
25% of 16 decks +2% synergy
Talisman of Dominance
25% of 16 decks -6% synergy
Orzhov Signet
24% of 34 decks -4% synergy
Azorius Signet
19% of 16 decks -7% synergy
Golgari Signet
17% of 168 decks +5% synergy
Talisman of Resilience
17% of 168 decks +5% synergy
Chrome Mox
15% of 262 decks +8% synergy
Rakdos Signet
14% of 42 decks -15% synergy
Lotus Petal
14% of 262 decks +7% synergy
Mana Crypt
13% of 262 decks +4% synergy
Mana Vault
12% of 262 decks +6% synergy
Jeweled Lotus
10% of 262 decks +4% synergy
Fellwar Stone
9% of 262 decks -12% synergy
Mind Stone
8% of 262 decks -9% synergy
Lion's Eye Diamond
6% of 262 decks +5% synergy
Springleaf Drum
6% of 262 decks +4% synergy
Lands
Temple Garden
82% of 11 decks +41% synergy
Command Tower
81% of 262 decks +7% synergy
Blood Crypt
79% of 42 decks +40% synergy
Woodland Cemetery
77% of 168 decks +50% synergy
Sulfurous Springs
76% of 42 decks +56% synergy
Watery Grave
75% of 16 decks +34% synergy
Llanowar Wastes
73% of 168 decks +48% synergy
Indatha Triome
73% of 11 decks +42% synergy
Raffine's Tower
69% of 16 decks +41% synergy
Hallowed Fountain
69% of 16 decks +28% synergy
Luxury Suite
67% of 42 decks +40% synergy
Overgrown Tomb
67% of 168 decks +24% synergy
Godless Shrine
65% of 34 decks +24% synergy
Undergrowth Stadium
63% of 168 decks +37% synergy
Meticulous Archive
60% of 5 decks +50% synergy
Raucous Theater
60% of 35 decks +47% synergy
Undercity Sewers
60% of 5 decks +46% synergy
Lush Portico
57% of 7 decks +45% synergy
Arcane Sanctum
56% of 16 decks +29% synergy
Underground Mortuary
55% of 124 decks +38% synergy
Bountiful Promenade
55% of 11 decks +30% synergy
Tainted Wood
54% of 168 decks +41% synergy
Dragonskull Summit
48% of 42 decks +17% synergy
Twilight Mire
47% of 168 decks +37% synergy
Necroblossom Snarl
46% of 168 decks +34% synergy
Murmuring Bosk
45% of 11 decks +38% synergy
Darkbore Pathway
45% of 168 decks +37% synergy
Badlands
45% of 42 decks +32% synergy
Deathcap Glade
45% of 168 decks +31% synergy
Caves of Koilos
44% of 34 decks +16% synergy
Isolated Chapel
41% of 34 decks +14% synergy
Nurturing Peatland
39% of 168 decks +34% synergy
Fetid Heath
38% of 34 decks +27% synergy
Vault of Champions
38% of 34 decks +12% synergy
Shadowy Backstreet
38% of 16 decks +24% synergy
Sea of Clouds
38% of 16 decks +11% synergy
Sunpetal Grove
36% of 11 decks +13% synergy
Sandsteppe Citadel
36% of 11 decks +11% synergy
Canopy Vista
36% of 11 decks +0% synergy
Verdant Catacombs
36% of 262 decks +24% synergy
Blooming Marsh
36% of 168 decks +31% synergy
Glacial Fortress
31% of 16 decks +6% synergy
Drowned Catacomb
31% of 16 decks +6% synergy
Morphic Pool
31% of 16 decks +5% synergy
Prairie Stream
31% of 16 decks -2% synergy
Sunken Hollow
31% of 16 decks -3% synergy
Mount Doom
31% of 39 decks +23% synergy
Blightstep Pathway
29% of 42 decks +19% synergy
Exotic Orchard
28% of 262 decks -8% synergy
Temple of Plenty
27% of 11 decks +14% synergy