Cavalier of Night + Phantasmal Image + Altar of Dementia

Cavalier of Night
Phantasmal Image
Altar of Dementia

Requires
Cavalier of Night must be on the battlefield. Phantasmal Image must be on the battlefield (as a copy of Cavalier of Night). Altar of Dementia must be on the battlefield.
Steps
  1. Activate Altar of Dementia by sacrificing Phantasmal Image.
  2. When Phantasmal Image dies, its last ability from Cavalier of Night triggers, returning itself from your graveyard to the battlefield as a copy of Cavalier of Night.
  3. When Phantasmal Image enters the battlefield, its first triggered ability from Cavalier of Night triggers; choose not to sacrifice a creature.
  4. Resolve the Altar of Dementia ability from step 1.
  5. Repeat.
Results
Infinite death triggers. Infinite ETB. Infinite LTB. Infinite mill. Infinite sacrifice triggers. Infinite self-mill.

Sefris of the Hidden Ways
0.56% of 8722 decks 49 decks
Araumi of the Dead Tide
1.40% of 3364 decks 47 decks
Sidar Jabari of Zhalfir
0.07% of 13580 decks 9 decks
The Master, Formed Anew
0.91% of 438 decks 4 decks
Muldrotha, the Gravetide
0.02% of 15112 decks 3 decks
Marchesa, the Black Rose
0.02% of 9321 decks 2 decks
Mirko, Obsessive Theorist
0.04% of 5144 decks 2 decks
Bane, Lord of Darkness
0.10% of 2087 decks 2 decks
The Ever-Changing 'Dane
0.13% of 756 decks 1 decks
Vohar, Vodalian Desecrator
0.07% of 1472 decks 1 decks
Sidisi, Brood Tyrant
0.02% of 6243 decks 1 decks
Hidetsugu and Kairi
0.04% of 2579 decks 1 decks
The Ancient One
0.04% of 2286 decks 1 decks
New Cards
Abhorrent Oculus
50% of 8 decks +45% synergy
Overlord of the Balemurk
50% of 6 decks +40% synergy
Gloomlake Verge
25% of 12 decks +6% synergy
Overlord of the Floodpits
25% of 12 decks +20% synergy
Valgavoth, Terror Eater
25% of 12 decks +19% synergy
High Synergy Cards
Satyr Wayfinder
100% of 4 decks +98% synergy
Life from the Loam
100% of 4 decks +96% synergy
The Gitrog Monster
100% of 4 decks +95% synergy
Sakura-Tribe Elder
100% of 4 decks +81% synergy
Karmic Guide
79% of 61 decks +74% synergy
Radiant Solar
74% of 61 decks +73% synergy
Nadaar, Selfless Paladin
66% of 61 decks +65% synergy
Reveillark
66% of 61 decks +64% synergy
Plaguecrafter
66% of 123 decks +61% synergy
Buried Alive
63% of 123 decks +58% synergy
Top Cards
Swords to Plowshares
75% of 61 decks +13% synergy
Glasspool Mimic
66% of 123 decks +63% synergy
Animate Dead
63% of 123 decks +54% synergy
Entomb
61% of 123 decks +54% synergy
Reanimate
60% of 123 decks +45% synergy
Victimize
54% of 123 decks +43% synergy
Likeness Looter
54% of 69 decks +49% synergy
Vohar, Vodalian Desecrator
52% of 112 decks +50% synergy
White Plume Adventurer
51% of 61 decks +49% synergy
Sun Titan
51% of 61 decks +40% synergy
Creatures
Bane of Progress
75% of 4 decks +72% synergy
Spore Frog
75% of 4 decks +72% synergy
World Shaper
75% of 4 decks +72% synergy
Springbloom Druid
75% of 4 decks +71% synergy
Uro, Titan of Nature's Wrath
75% of 4 decks +70% synergy
Boromir, Warden of the Tower
50% of 38 decks +44% synergy
Jirina, Dauntless General
48% of 40 decks +46% synergy
Ashen Rider
44% of 61 decks +43% synergy
Stitcher's Supplier
44% of 123 decks +41% synergy
Gray Merchant of Asphodel
44% of 123 decks +35% synergy
Viscera Seer
44% of 123 decks +35% synergy
Angel of Indemnity
43% of 21 decks +41% synergy
Cathar Commando
43% of 61 decks +39% synergy
Rona, Herald of Invasion
40% of 89 decks +38% synergy
Midnight Pathlighter
39% of 61 decks +38% synergy
Warren Soultrader
38% of 39 decks +31% synergy
Massacre Wurm
38% of 123 decks +34% synergy
Witch Enchanter
38% of 21 decks +28% synergy
Triumphant Adventurer
38% of 61 decks +37% synergy
Mulldrifter
37% of 123 decks +31% synergy
Abdel Adrian, Gorion's Ward
36% of 61 decks +35% synergy
Cavalier of Dawn
34% of 61 decks +34% synergy
Solemn Simulacrum
34% of 123 decks +20% synergy
Syr Konrad, the Grim
33% of 123 decks +24% synergy
Baleful Strix
33% of 123 decks +19% synergy
Seasoned Dungeoneer
30% of 61 decks +28% synergy
Angel of the Ruins
30% of 61 decks +27% synergy
Obsessive Stitcher
28% of 123 decks +27% synergy
Cloud of Faeries
28% of 123 decks +27% synergy
Floating-Dream Zubera
28% of 123 decks +28% synergy
Merfolk Looter
27% of 123 decks +26% synergy
Peregrine Drake
27% of 123 decks +23% synergy
Benevolent Bodyguard
26% of 61 decks +26% synergy
Doom Whisperer
26% of 123 decks +24% synergy
Demon's Disciple
26% of 123 decks +24% synergy
Ghostly Pilferer
26% of 123 decks +24% synergy
Archaeomancer
26% of 123 decks +22% synergy
Accursed Marauder
26% of 27 decks +17% synergy
Flesh Duplicate
26% of 62 decks +23% synergy
Vile Entomber
25% of 123 decks +23% synergy
Ledger Shredder
25% of 120 decks +21% synergy
Cartel Aristocrat
25% of 61 decks +24% synergy
Hama Pashar, Ruin Seeker
25% of 61 decks +24% synergy
Priest of Fell Rites
25% of 61 decks +22% synergy
Spark Double
24% of 123 decks +17% synergy
Emry, Lurker of the Loch
24% of 123 decks +19% synergy
Kitsa, Otterball Elite
24% of 17 decks +20% synergy
Elesh Norn, Grand Cenobite
23% of 61 decks +17% synergy
Body Double
23% of 123 decks +22% synergy
Tribute Mage
23% of 123 decks +20% synergy
Instants
Path to Exile
44% of 61 decks -1% synergy
Void Rend
34% of 61 decks +20% synergy
Fell the Profane
28% of 39 decks +16% synergy
Fierce Guardianship
28% of 123 decks +10% synergy
Counterspell
27% of 123 decks -16% synergy
Anguished Unmaking
26% of 61 decks +2% synergy
Frantic Search
25% of 123 decks +13% synergy
Dark Ritual
24% of 123 decks +2% synergy
Sink into Stupor
23% of 39 decks +10% synergy
Dovin's Veto
23% of 61 decks +4% synergy
An Offer You Can't Refuse
22% of 120 decks +2% synergy
Cyclonic Rift
21% of 123 decks -7% synergy
Songs of the Damned
20% of 123 decks +19% synergy
Despark
20% of 61 decks +4% synergy
Saw in Half
19% of 108 decks +16% synergy
Wake the Dead
19% of 123 decks +18% synergy
Swan Song
19% of 123 decks +2% synergy
Malakir Rebirth
18% of 123 decks +10% synergy
Vampiric Tutor
18% of 123 decks -0% synergy
Arcane Denial
18% of 123 decks -2% synergy
Flare of Fortitude
14% of 21 decks +8% synergy
Sacrifice
14% of 123 decks +13% synergy
Plumb the Forbidden
14% of 123 decks +11% synergy
Mana Drain
14% of 123 decks -1% synergy
Enlightened Tutor
13% of 61 decks -5% synergy
Teferi's Protection
13% of 61 decks -7% synergy
Culling the Weak
13% of 123 decks +9% synergy
Waterlogged Teachings
13% of 39 decks +7% synergy
Cabal Ritual
12% of 123 decks +7% synergy
Muddle the Mixture
12% of 123 decks +7% synergy
Fact or Fiction
12% of 123 decks +5% synergy
Force of Will
11% of 123 decks +0% synergy
Brain Freeze
11% of 123 decks +7% synergy
Flare of Denial
10% of 39 decks +6% synergy
Faithful Mending
10% of 61 decks +7% synergy
Thought Scour
9% of 123 decks +7% synergy
Mystical Tutor
9% of 123 decks -6% synergy
Generous Gift
8% of 61 decks -17% synergy
Darkblast
8% of 123 decks +8% synergy
Force of Negation
8% of 123 decks -1% synergy
Negate
8% of 123 decks -15% synergy
Lethal Scheme
8% of 120 decks +6% synergy
Pact of Negation
7% of 123 decks -0% synergy
Fracture
7% of 61 decks -1% synergy
Forbidden Alchemy
7% of 123 decks +5% synergy
Hagra Mauling
7% of 123 decks +4% synergy
Deadly Rollick
7% of 123 decks -4% synergy
Otherworldly Gaze
6% of 121 decks +4% synergy
Overwhelming Remorse
6% of 104 decks +5% synergy
Mystic Reflection
6% of 123 decks +4% synergy
Sorceries
Damn
43% of 61 decks +26% synergy
Dread Return
42% of 123 decks +37% synergy
Living Death
37% of 123 decks +32% synergy
Unmarked Grave
36% of 123 decks +33% synergy
Persist
30% of 123 decks +28% synergy
Windfall
29% of 123 decks +16% synergy
Agadeem's Awakening
23% of 123 decks +19% synergy
Demonic Tutor
22% of 123 decks -0% synergy
Toxic Deluge
20% of 123 decks +3% synergy
Glimpse the Unthinkable
19% of 123 decks +17% synergy
Sevinne's Reclamation
18% of 61 decks +11% synergy
Diabolic Intent
15% of 123 decks +7% synergy
Feed the Swarm
15% of 123 decks -4% synergy
Unburial Rites
13% of 61 decks +10% synergy
Exhume
12% of 123 decks +11% synergy
Incarnation Technique
11% of 123 decks +9% synergy
Supreme Verdict
10% of 61 decks -4% synergy
Careful Study
10% of 123 decks +9% synergy
Lively Dirge
9% of 43 decks +7% synergy
Breach the Multiverse
9% of 91 decks +4% synergy
Vanquish the Horde
8% of 61 decks +4% synergy
Austere Command
8% of 61 decks -5% synergy
Unearth
8% of 123 decks +5% synergy
Stitch Together
7% of 123 decks +6% synergy
Lórien Revealed
7% of 71 decks +3% synergy
Rite of Oblivion
7% of 61 decks +4% synergy
Wrath of God
7% of 61 decks -0% synergy
Sea Gate Restoration
6% of 123 decks +1% synergy
Utility Artifacts
Lightning Greaves
39% of 123 decks +14% synergy
Mesmeric Orb
34% of 123 decks +33% synergy
Ashnod's Altar
33% of 123 decks +26% synergy
Phyrexian Altar
26% of 123 decks +22% synergy
Perpetual Timepiece
24% of 123 decks +23% synergy
Swiftfoot Boots
18% of 123 decks -10% synergy
Collector's Vault
15% of 65 decks +14% synergy
Wayfarer's Bauble
13% of 123 decks +3% synergy
Convergence of Dominion
11% of 108 decks +11% synergy
Panharmonicon
9% of 123 decks +5% synergy
The One Ring
8% of 91 decks -1% synergy
Matzalantli, the Great Door
7% of 57 decks +6% synergy
Sundial of the Infinite
7% of 123 decks +6% synergy
Thousand-Year Elixir
7% of 123 decks +4% synergy
Skullclamp
7% of 123 decks -6% synergy
Palantír of Orthanc
6% of 71 decks +4% synergy
Enchantments
Seal of Primordium
75% of 4 decks +73% synergy
Survival of the Fittest
75% of 4 decks +73% synergy
Defense of the Heart
75% of 4 decks +72% synergy
Tortured Existence
33% of 123 decks +31% synergy
Necromancy
32% of 123 decks +29% synergy
Dance of the Dead
23% of 123 decks +21% synergy
Mystic Remora
23% of 123 decks +5% synergy
Rhystic Study
21% of 123 decks -7% synergy
Ripples of Undeath
19% of 31 decks +13% synergy
Out of the Tombs
16% of 108 decks +14% synergy
Chivalric Alliance
15% of 46 decks +13% synergy
Smothering Tithe
15% of 61 decks -10% synergy
Dungeon Delver
10% of 118 decks +10% synergy
Heartless Summoning
9% of 123 decks +8% synergy
Cathars' Crusade
7% of 61 decks +1% synergy
Kaya's Ghostform
7% of 123 decks +2% synergy
Battles
Invasion of New Phyrexia
12% of 41 decks +11% synergy
Invasion of Amonkhet
10% of 82 decks +8% synergy
Planeswalkers
Teferi, Master of Time
31% of 123 decks +28% synergy
Ashiok, Dream Render
22% of 123 decks +18% synergy
Utility Lands
Takenuma, Abandoned Mire
40% of 121 decks +29% synergy
High Market
28% of 123 decks +25% synergy
Bojuka Bog
27% of 123 decks -4% synergy
Geier Reach Sanitarium
26% of 123 decks +23% synergy
Phyrexian Tower
26% of 123 decks +18% synergy
Otawara, Soaring City
25% of 121 decks +8% synergy
Urborg, Tomb of Yawgmoth
24% of 123 decks +15% synergy
Spymaster's Vault
18% of 39 decks +14% synergy
Minamo, School at Water's Edge
18% of 123 decks +14% synergy
Ancient Tomb
18% of 123 decks +7% synergy
Dakmor Salvage
15% of 123 decks +13% synergy
Cephalid Coliseum
15% of 123 decks +12% synergy
Cabal Coffers
11% of 123 decks +0% synergy
Sunken Palace
11% of 27 decks +9% synergy
Nykthos, Shrine to Nyx
10% of 123 decks +4% synergy
Riptide Laboratory
9% of 123 decks +7% synergy
Eiganjo, Seat of the Empire
8% of 61 decks -1% synergy
Nephalia Drownyard
8% of 123 decks +5% synergy
Mystic Sanctuary
8% of 123 decks -4% synergy
Reliquary Tower
8% of 123 decks -21% synergy
Academy Ruins
7% of 123 decks +2% synergy
Tomb Fortress
6% of 108 decks +5% synergy
Castle Vantress
6% of 123 decks +1% synergy
Command Beacon
6% of 123 decks +1% synergy
Buried Ruin
6% of 123 decks +0% synergy
Castle Locthwain
6% of 123 decks +0% synergy
Rogue's Passage
6% of 123 decks -14% synergy
Mana Artifacts
Sol Ring
93% of 123 decks +8% synergy
Arcane Signet
82% of 123 decks +10% synergy
Talisman of Dominance
54% of 123 decks +23% synergy
Dimir Signet
41% of 123 decks +12% synergy
Talisman of Hierarchy
41% of 61 decks +16% synergy
Talisman of Progress
39% of 61 decks +17% synergy
Fellwar Stone
37% of 123 decks +16% synergy
Azorius Signet
25% of 61 decks -2% synergy
Orzhov Signet
25% of 61 decks -3% synergy
Mind Stone
13% of 123 decks -4% synergy
Mana Crypt
12% of 123 decks +3% synergy
Chrome Mox
8% of 123 decks +2% synergy
Commander's Sphere
7% of 123 decks -8% synergy
Patriar's Seal
6% of 118 decks +4% synergy
Lands
Breeding Pool
100% of 4 decks +59% synergy
Overgrown Tomb
100% of 4 decks +57% synergy
Command Tower
94% of 123 decks +20% synergy
Nurturing Peatland
75% of 4 decks +69% synergy
Waterlogged Grove
75% of 4 decks +68% synergy
Zagoth Triome
75% of 4 decks +44% synergy
Hallowed Fountain
70% of 61 decks +30% synergy
Watery Grave
69% of 123 decks +28% synergy
Godless Shrine
67% of 61 decks +26% synergy
Exotic Orchard
57% of 123 decks +21% synergy
Raffine's Tower
52% of 61 decks +24% synergy
Caves of Koilos
52% of 61 decks +24% synergy
Underground River
52% of 123 decks +33% synergy
Arcane Sanctum
51% of 61 decks +23% synergy
Vault of Champions
46% of 61 decks +20% synergy
Sea of Clouds
46% of 61 decks +20% synergy
Drowned Catacomb
46% of 123 decks +20% synergy
Sunken Hollow
46% of 123 decks +11% synergy
Polluted Delta
45% of 123 decks +33% synergy
Morphic Pool
45% of 123 decks +19% synergy
Adarkar Wastes
44% of 61 decks +27% synergy
Undercity Sewers
42% of 50 decks +28% synergy
Shipwreck Marsh
37% of 121 decks +18% synergy
Marsh Flats
37% of 123 decks +25% synergy
Deserted Beach
36% of 61 decks +20% synergy
Glacial Fortress
36% of 61 decks +11% synergy
Clearwater Pathway
35% of 123 decks +25% synergy
Darkwater Catacombs
35% of 123 decks +20% synergy
Prairie Stream
34% of 61 decks +1% synergy
Isolated Chapel
33% of 61 decks +5% synergy
Choked Estuary
33% of 123 decks +16% synergy
Flooded Strand
31% of 123 decks +20% synergy
Meticulous Archive
31% of 26 decks +20% synergy
Port Town
30% of 61 decks +14% synergy
Brightclimb Pathway
28% of 61 decks +18% synergy
Shadowy Backstreet
27% of 26 decks +13% synergy
Dimir Aqueduct
27% of 123 decks +10% synergy
Hengegate Pathway
25% of 61 decks +17% synergy
Shattered Sanctum
25% of 61 decks +11% synergy
Contaminated Landscape
24% of 17 decks +10% synergy
Nimbus Maze
21% of 61 decks +16% synergy
Azorius Chancery
21% of 61 decks +6% synergy
Orzhov Basilica
21% of 61 decks +5% synergy
Evolving Wilds
21% of 123 decks +0% synergy
Tainted Isle
20% of 123 decks +9% synergy
Verdant Catacombs
20% of 123 decks +9% synergy
City of Brass
18% of 123 decks +10% synergy
Misty Rainforest
18% of 123 decks +6% synergy
Sunken Ruins
17% of 123 decks +12% synergy
Terramorphic Expanse
17% of 123 decks +1% synergy