Xu-Ifit, Osteoharmonist
Intruder Alarm
Altar of Dementia

   Prerequisites

What do I need to start this combo?
All permanents on the battlefield (Xu-Ifit without summoning sickness on the battlefield).
You have a creature card in your graveyard

   Steps

How does this combo work?
1
Activate Xu-Ifit by tapping it, returning a creature card from your graveyard to the battlefield.
2
When the creature enters the battlefield, Intruder Alarm triggers, untapping all creatures.
3
Activate Altar of Dementia by sacrificing the creature returned in step 1.
4
Repeat.

   Results

What do I get from this combo?
Infinite LTB
Infinite ETB
Infinite sacrifice triggers
Infinite death triggers
Infinite mill
Infinite self-mill
Infinite mana creatures you control can produce
Infinite untap of all creatures
Phenax, God of Deception
0.2%inclusion5 decks2.53K decks
The Wise Mothman
0.0%inclusion4 decks8.28K decks
The Master, Transcendent
0.3%inclusion3 decks1.01K decks
Glarb, Calamity's Augur
0.0%inclusion2 decks6.19K decks
The Scarab God
0.1%inclusion2 decks3.57K decks
Kotis, the Fangkeeper
0.0%inclusion2 decks5.11K decks
Teval, the Balanced Scale
0.0%inclusion2 decks11.2K decks
Skeleton Ship
0.4%inclusion1 decks262 decks
Kels, Fight Fixer
0.4%inclusion1 decks252 decks
Nekusar, the Mindrazer
0.0%inclusion1 decks8.71K decks
Zellix, Sanity Flayer // Haunted One
0.3%inclusion1 decks398 decks
Temmet, Naktamun's Will
0.0%inclusion1 decks3.33K decks
The Ancient One
0.1%inclusion1 decks854 decks
Wilhelt, the Rotcleaver
0.0%inclusion1 decks5.88K decks
Zimone and Dina
0.1%inclusion1 decks1.63K decks
Sauron, the Dark Lord
0.0%inclusion1 decks9.18K decks
Hashaton, Scarab's Fist
0.0%inclusion1 decks6.02K decks
Alpharael, Dreaming Acolyte
1.1%inclusion1 decks87 decks
New Cards
Shared Roots
20%inclusion1 decks5 decks
14%synergy
Formidable Speaker
11%inclusion1 decks9 decks
11%synergy
Agna Qel'a
9.1%inclusion1 decks11 decks
6%synergy
Octopus Form
8.3%inclusion1 decks12 decks
6%synergy
White Lotus Tile
8.3%inclusion1 decks12 decks
7%synergy
High Synergy Cards
Singularity Rupture
47%inclusion16 decks34 decks
43%synergy
Glowing One
40%inclusion6 decks15 decks
39%synergy
Muldrotha, the Gravetide
47%inclusion7 decks15 decks
38%synergy
Hedge Shredder
40%inclusion6 decks15 decks
37%synergy
Mindcrank
38%inclusion13 decks34 decks
37%synergy
Altar of the Brood
35%inclusion12 decks34 decks
34%synergy
Reanimate
50%inclusion17 decks34 decks
31%synergy
Bruvac the Grandiloquent
32%inclusion11 decks34 decks
31%synergy
Gravecrawler
32%inclusion11 decks34 decks
29%synergy
The Mindskinner
29%inclusion10 decks34 decks
28%synergy
Top Cards
Counterspell
47%inclusion16 decks34 decks
5%synergy
Nature's Lore
40%inclusion6 decks15 decks
8%synergy
Farseek
40%inclusion6 decks15 decks
4%synergy
Six
33%inclusion5 decks15 decks
28%synergy
Icetill Explorer
33%inclusion5 decks15 decks
26%synergy
Guardian Project
33%inclusion5 decks15 decks
25%synergy
Putrefy
33%inclusion5 decks15 decks
18%synergy
Eternal Witness
33%inclusion5 decks15 decks
16%synergy
Three Visits
33%inclusion5 decks15 decks
9%synergy
Assassin's Trophy
33%inclusion5 decks15 decks
3%synergy
Game Changers
Cyclonic Rift
35%inclusion12 decks34 decks
12%synergy
Seedborn Muse
27%inclusion4 decks15 decks
19%synergy
Crop Rotation
27%inclusion4 decks15 decks
17%synergy
Worldly Tutor
27%inclusion4 decks15 decks
14%synergy
Demonic Tutor
26%inclusion9 decks34 decks
7%synergy
Vampiric Tutor
21%inclusion7 decks34 decks
5%synergy
Mystical Tutor
18%inclusion6 decks34 decks
5%synergy
Field of the Dead
12%inclusion4 decks34 decks
9%synergy
Consecrated Sphinx
8.8%inclusion3 decks34 decks
4%synergy
Imperial Seal
8.8%inclusion3 decks34 decks
3%synergy
Creatures
Syr Konrad, the Grim
29%inclusion10 decks34 decks
21%synergy
Tato Farmer
27%inclusion4 decks15 decks
26%synergy
Evolution Witness
27%inclusion4 decks15 decks
23%synergy
Aftermath Analyst
27%inclusion4 decks15 decks
23%synergy
Colossal Grave-Reaver
27%inclusion4 decks15 decks
21%synergy
Consuming Aberration
26%inclusion9 decks34 decks
22%synergy
Duskmantle Guildmage
21%inclusion7 decks34 decks
19%synergy
Hedron Crab
21%inclusion7 decks34 decks
19%synergy
Ruin Crab
21%inclusion7 decks34 decks
18%synergy
Cathedral Acolyte
20%inclusion3 decks15 decks
19%synergy
Jenova, Ancient Calamity
20%inclusion3 decks15 decks
18%synergy
The Master, Transcendent
20%inclusion3 decks15 decks
17%synergy
World Shaper
20%inclusion3 decks15 decks
17%synergy
Meren of Clan Nel Toth
20%inclusion3 decks15 decks
16%synergy
Kheru Goldkeeper
20%inclusion3 decks15 decks
15%synergy
The Gitrog Monster
20%inclusion3 decks15 decks
13%synergy
Bloom Tender
20%inclusion3 decks15 decks
13%synergy
Deathrite Shaman
20%inclusion3 decks15 decks
9%synergy
Delighted Halfling
20%inclusion3 decks15 decks
8%synergy
Birds of Paradise
20%inclusion3 decks15 decks
-8%synergy
Dauthi Voidwalker
18%inclusion6 decks34 decks
11%synergy
Sewer Nemesis
15%inclusion5 decks34 decks
14%synergy
Screeching Scorchbeast
15%inclusion5 decks34 decks
14%synergy
Nemesis of Reason
15%inclusion5 decks34 decks
13%synergy
Warren Soultrader
15%inclusion5 decks34 decks
9%synergy
Undead Alchemist
12%inclusion4 decks34 decks
11%synergy
Zellix, Sanity Flayer
12%inclusion4 decks34 decks
11%synergy
Zul Ashur, Lich Lord
12%inclusion4 decks34 decks
11%synergy
Cemetery Reaper
12%inclusion4 decks34 decks
10%synergy
Diregraf Colossus
12%inclusion4 decks34 decks
10%synergy
Death Baron
12%inclusion4 decks34 decks
10%synergy
Mikaeus, the Unhallowed
12%inclusion4 decks34 decks
9%synergy
Gleaming Overseer
12%inclusion4 decks34 decks
9%synergy
Sire of Stagnation
12%inclusion4 decks34 decks
9%synergy
The Scarab God
12%inclusion4 decks34 decks
9%synergy
Wonder
12%inclusion4 decks34 decks
8%synergy
Pitiless Plunderer
12%inclusion4 decks34 decks
3%synergy
Gray Merchant of Asphodel
12%inclusion4 decks34 decks
3%synergy
Eater of the Dead
8.8%inclusion3 decks34 decks
9%synergy
Araumi of the Dead Tide
8.8%inclusion3 decks34 decks
8%synergy
Dreamborn Muse
8.8%inclusion3 decks34 decks
8%synergy
Doomsday Excruciator
8.8%inclusion3 decks34 decks
8%synergy
Rot Hulk
8.8%inclusion3 decks34 decks
8%synergy
Vengeful Dead
8.8%inclusion3 decks34 decks
8%synergy
Bloatfly Swarm
8.8%inclusion3 decks34 decks
8%synergy
Geralf, Visionary Stitcher
8.8%inclusion3 decks34 decks
8%synergy
Infesting Radroach
8.8%inclusion3 decks34 decks
8%synergy
Captain N'ghathrod
8.8%inclusion3 decks34 decks
8%synergy
Terisian Mindbreaker
8.8%inclusion3 decks34 decks
8%synergy
Eternal Skylord
8.8%inclusion3 decks34 decks
8%synergy
Instants
Mutational Advantage
27%inclusion4 decks15 decks
23%synergy
Heroic Intervention
27%inclusion4 decks15 decks
-4%synergy
Mana Drain
24%inclusion8 decks34 decks
9%synergy
Arcane Denial
24%inclusion8 decks34 decks
3%synergy
Negate
21%inclusion7 decks34 decks
-1%synergy
Dark Ritual
21%inclusion7 decks34 decks
-4%synergy
Atomize
20%inclusion3 decks15 decks
16%synergy
Inspiring Call
20%inclusion3 decks15 decks
12%synergy
Drown in the Loch
18%inclusion6 decks34 decks
13%synergy
Deadly Rollick
18%inclusion6 decks34 decks
4%synergy
Archive Trap
12%inclusion4 decks34 decks
11%synergy
Drown in Dreams
12%inclusion4 decks34 decks
10%synergy
Aetherize
12%inclusion4 decks34 decks
5%synergy
Swan Song
12%inclusion4 decks34 decks
-6%synergy
Fierce Guardianship
12%inclusion4 decks34 decks
-6%synergy
Grisly Spectacle
8.8%inclusion3 decks34 decks
9%synergy
Cancel
8.8%inclusion3 decks34 decks
7%synergy
Memory Plunder
8.8%inclusion3 decks34 decks
7%synergy
Unwind
8.8%inclusion3 decks34 decks
6%synergy
Pact of Negation
8.8%inclusion3 decks34 decks
2%synergy
Force of Will
8.8%inclusion3 decks34 decks
-1%synergy
An Offer You Can't Refuse
8.8%inclusion3 decks34 decks
-15%synergy
Sorceries
Cultivate
33%inclusion5 decks15 decks
-10%synergy
Damnation
29%inclusion10 decks34 decks
23%synergy
Maddening Cacophony
26%inclusion9 decks34 decks
24%synergy
Toxic Deluge
26%inclusion9 decks34 decks
8%synergy
Traumatize
24%inclusion8 decks34 decks
22%synergy
Fractured Sanity
21%inclusion7 decks34 decks
19%synergy
Dread Return
21%inclusion7 decks34 decks
15%synergy
Kodama's Reach
20%inclusion3 decks15 decks
-8%synergy
Rampant Growth
20%inclusion3 decks15 decks
-14%synergy
Tasha's Hideous Laughter
18%inclusion6 decks34 decks
16%synergy
Demonic Counsel
18%inclusion6 decks34 decks
16%synergy
Rise of the Dark Realms
18%inclusion6 decks34 decks
13%synergy
Diabolic Intent
18%inclusion6 decks34 decks
10%synergy
Victimize
18%inclusion6 decks34 decks
5%synergy
Nuclear Fallout
15%inclusion5 decks34 decks
13%synergy
Breach the Multiverse
15%inclusion5 decks34 decks
11%synergy
Windfall
15%inclusion5 decks34 decks
3%synergy
Decree of Pain
12%inclusion4 decks34 decks
9%synergy
Living Death
12%inclusion4 decks34 decks
6%synergy
Blasphemous Edict
12%inclusion4 decks34 decks
6%synergy
Increasing Confusion
8.8%inclusion3 decks34 decks
9%synergy
Mind Grind
8.8%inclusion3 decks34 decks
8%synergy
Scheming Symmetry
8.8%inclusion3 decks34 decks
7%synergy
Peer into the Abyss
8.8%inclusion3 decks34 decks
6%synergy
Diabolic Tutor
8.8%inclusion3 decks34 decks
3%synergy
Utility Artifacts
The Water Crystal
29%inclusion10 decks34 decks
27%synergy
Conduit of Worlds
27%inclusion4 decks15 decks
21%synergy
Mesmeric Orb
24%inclusion8 decks34 decks
22%synergy
The Darkness Crystal
21%inclusion7 decks34 decks
17%synergy
Phyrexian Altar
21%inclusion7 decks34 decks
17%synergy
The Earth Crystal
20%inclusion3 decks15 decks
15%synergy
Riverchurn Monument
18%inclusion6 decks34 decks
17%synergy
Ashnod's Altar
18%inclusion6 decks34 decks
11%synergy
Lightning Greaves
18%inclusion6 decks34 decks
-7%synergy
Thousand-Year Elixir
12%inclusion4 decks34 decks
10%synergy
Bontu's Monument
8.8%inclusion3 decks34 decks
7%synergy
Helm of the Host
8.8%inclusion3 decks34 decks
6%synergy
Sensei's Divining Top
8.8%inclusion3 decks34 decks
4%synergy
The One Ring
8.8%inclusion3 decks34 decks
0%synergy
Swiftfoot Boots
8.8%inclusion3 decks34 decks
-18%synergy
Enchantments
Animate Dead
29%inclusion10 decks34 decks
20%synergy
Hollowmurk Siege
27%inclusion4 decks15 decks
24%synergy
Rhystic Study
26%inclusion9 decks34 decks
2%synergy
Memory Erosion
24%inclusion8 decks34 decks
23%synergy
Bloodchief Ascension
24%inclusion8 decks34 decks
20%synergy
Psychic Corrosion
21%inclusion7 decks34 decks
19%synergy
Branching Evolution
20%inclusion3 decks15 decks
13%synergy
Hardened Scales
20%inclusion3 decks15 decks
10%synergy
Mystic Remora
18%inclusion6 decks34 decks
1%synergy
Struggle for Project Purity
15%inclusion5 decks34 decks
13%synergy
Phyrexian Arena
15%inclusion5 decks34 decks
-1%synergy
Sphinx's Tutelage
12%inclusion4 decks34 decks
11%synergy
Leyline of the Void
12%inclusion4 decks34 decks
11%synergy
Fraying Sanity
12%inclusion4 decks34 decks
11%synergy
Necroduality
12%inclusion4 decks34 decks
11%synergy
Court of Cunning
12%inclusion4 decks34 decks
10%synergy
Rooftop Storm
12%inclusion4 decks34 decks
10%synergy
Unstoppable Plan
12%inclusion4 decks34 decks
10%synergy
Grave Pact
12%inclusion4 decks34 decks
7%synergy
The Meathook Massacre
12%inclusion4 decks34 decks
7%synergy
Dreadhorde Invasion
8.8%inclusion3 decks34 decks
7%synergy
Phyrexian Reclamation
8.8%inclusion3 decks34 decks
6%synergy
Leyline of Anticipation
8.8%inclusion3 decks34 decks
5%synergy
Ripples of Undeath
8.8%inclusion3 decks34 decks
4%synergy
Planeswalkers
Tyvar, Jubilant Brawler
27%inclusion4 decks15 decks
23%synergy
Jace, Memory Adept
12%inclusion4 decks34 decks
11%synergy
Jace, the Perfected Mind
12%inclusion4 decks34 decks
11%synergy
Ashiok, Dream Render
12%inclusion4 decks34 decks
9%synergy
Liliana Vess
8.8%inclusion3 decks34 decks
8%synergy
Utility Lands
Urborg, Tomb of Yawgmoth
35%inclusion12 decks34 decks
26%synergy
Bojuka Bog
35%inclusion12 decks34 decks
6%synergy
Shifting Woodland
33%inclusion5 decks15 decks
26%synergy
Boseiju, Who Endures
27%inclusion4 decks15 decks
8%synergy
Jidoor, Aristocratic Capital
24%inclusion8 decks34 decks
21%synergy
Cabal Coffers
24%inclusion8 decks34 decks
14%synergy
Phyrexian Tower
21%inclusion7 decks34 decks
12%synergy
Takenuma, Abandoned Mire
21%inclusion7 decks34 decks
12%synergy
Rogue's Passage
15%inclusion5 decks34 decks
-6%synergy
Nephalia Drownyard
12%inclusion4 decks34 decks
9%synergy
Mortuary Mire
12%inclusion4 decks34 decks
7%synergy
Minamo, School at Water's Edge
12%inclusion4 decks34 decks
7%synergy
Yavimaya, Cradle of Growth
12%inclusion4 decks34 decks
3%synergy
Ancient Tomb
12%inclusion4 decks34 decks
2%synergy
Otawara, Soaring City
12%inclusion4 decks34 decks
-5%synergy
Reliquary Tower
12%inclusion4 decks34 decks
-18%synergy
Mariposa Military Base
8.8%inclusion3 decks34 decks
8%synergy
Accursed Duneyard
8.8%inclusion3 decks34 decks
8%synergy
Restless Reef
8.8%inclusion3 decks34 decks
7%synergy
Susur Secundi, Void Altar
8.8%inclusion3 decks34 decks
6%synergy
Scavenger Grounds
8.8%inclusion3 decks34 decks
5%synergy
Urza's Saga
8.8%inclusion3 decks34 decks
2%synergy
Mistrise Village
8.8%inclusion3 decks34 decks
1%synergy
Mana Artifacts
Sol Ring
88%inclusion30 decks34 decks
4%synergy
Arcane Signet
62%inclusion21 decks34 decks
-10%synergy
Talisman of Dominance
29%inclusion10 decks34 decks
-3%synergy
Dimir Signet
26%inclusion9 decks34 decks
1%synergy
Thought Vessel
18%inclusion6 decks34 decks
0%synergy
The Soul Stone
10%inclusion3 decks31 decks
6%synergy
Lands
Command Tower
88%inclusion30 decks34 decks
14%synergy
Watery Grave
68%inclusion23 decks34 decks
27%synergy
Breeding Pool
67%inclusion10 decks15 decks
25%synergy
Sunken Hollow
65%inclusion22 decks34 decks
31%synergy
Woodland Cemetery
60%inclusion9 decks15 decks
29%synergy
Hinterland Harbor
53%inclusion8 decks15 decks
21%synergy
Overgrown Tomb
53%inclusion8 decks15 decks
13%synergy
Drowned Catacomb
50%inclusion17 decks34 decks
21%synergy
Zagoth Triome
47%inclusion7 decks15 decks
19%synergy
Polluted Delta
44%inclusion15 decks34 decks
32%synergy
Exotic Orchard
41%inclusion14 decks34 decks
5%synergy
Rejuvenating Springs
40%inclusion6 decks15 decks
13%synergy
Opulent Palace
40%inclusion6 decks15 decks
12%synergy
Deathcap Glade
33%inclusion5 decks15 decks
20%synergy
Dreamroot Cascade
33%inclusion5 decks15 decks
12%synergy
Undergrowth Stadium
33%inclusion5 decks15 decks
10%synergy
Shipwreck Marsh
32%inclusion11 decks34 decks
14%synergy
Tainted Isle
29%inclusion10 decks34 decks
18%synergy
Hedge Maze
27%inclusion4 decks15 decks
16%synergy
Tainted Wood
27%inclusion4 decks15 decks
13%synergy
Yavimaya Coast
27%inclusion4 decks15 decks
-1%synergy
Temple of Deceit
26%inclusion9 decks34 decks
11%synergy
Underground River
26%inclusion9 decks34 decks
4%synergy
Fetid Pools
24%inclusion8 decks34 decks
17%synergy
Gloomlake Verge
24%inclusion8 decks34 decks
14%synergy
Misty Rainforest
24%inclusion8 decks34 decks
12%synergy
Dimir Aqueduct
24%inclusion8 decks34 decks
9%synergy
Darkwater Catacombs
24%inclusion8 decks34 decks
9%synergy
Morphic Pool
24%inclusion8 decks34 decks
-1%synergy
Bloodstained Mire
21%inclusion7 decks34 decks
9%synergy
Underground Sea
21%inclusion7 decks34 decks
6%synergy
Choked Estuary
21%inclusion7 decks34 decks
5%synergy
Path of Ancestry
21%inclusion7 decks34 decks
-1%synergy
Wastewood Verge
20%inclusion3 decks15 decks
13%synergy
Viridescent Bog
20%inclusion3 decks15 decks
12%synergy
Underground Mortuary
20%inclusion3 decks15 decks
7%synergy
Twilight Mire
20%inclusion3 decks15 decks
7%synergy
Flooded Grove
20%inclusion3 decks15 decks
5%synergy
Temple of Malady
20%inclusion3 decks15 decks
4%synergy
Golgari Rot Farm
20%inclusion3 decks15 decks
3%synergy
Darkslick Shores
18%inclusion6 decks34 decks
13%synergy
Scalding Tarn
18%inclusion6 decks34 decks
7%synergy
Verdant Catacombs
18%inclusion6 decks34 decks
7%synergy
Sunken Ruins
15%inclusion5 decks34 decks
9%synergy
Clearwater Pathway
15%inclusion5 decks34 decks
7%synergy
Marsh Flats
15%inclusion5 decks34 decks
4%synergy
Undercity Sewers
15%inclusion5 decks34 decks
3%synergy
Flooded Strand
15%inclusion5 decks34 decks
3%synergy
Contaminated Aquifer
12%inclusion4 decks34 decks
9%synergy
Mana Confluence
12%inclusion4 decks34 decks
5%synergy