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%inclusion6 decks2.56K decks
The Wise Mothman
0.0%inclusion4 decks8.36K decks
The Master, Transcendent
0.3%inclusion3 decks1.02K decks
Glarb, Calamity's Augur
0.0%inclusion2 decks6.27K decks
The Scarab God
0.1%inclusion2 decks3.60K decks
Teval, the Balanced Scale
0.0%inclusion2 decks11.3K decks
Skeleton Ship
0.4%inclusion1 decks266 decks
Kels, Fight Fixer
0.4%inclusion1 decks255 decks
Nekusar, the Mindrazer
0.0%inclusion1 decks8.82K decks
Zellix, Sanity Flayer // Haunted One
0.3%inclusion1 decks399 decks
Temmet, Naktamun's Will
0.0%inclusion1 decks3.36K decks
The Ancient One
0.1%inclusion1 decks859 decks
Wilhelt, the Rotcleaver
0.0%inclusion1 decks5.94K decks
Zimone and Dina
0.1%inclusion1 decks1.64K decks
Sauron, the Dark Lord
0.0%inclusion1 decks9.26K decks
Hashaton, Scarab's Fist
0.0%inclusion1 decks6.08K decks
Alpharael, Dreaming Acolyte
1.1%inclusion1 decks88 decks
The Mimeoplasm
0.1%inclusion1 decks1.83K decks
New Cards
Shared Roots
25%inclusion1 decks4 decks
19%synergy
Agna Qel'a
18%inclusion2 decks11 decks
15%synergy
Formidable Speaker
13%inclusion1 decks8 decks
12%synergy
Octopus Form
8.3%inclusion1 decks12 decks
6%synergy
High Synergy Cards
Singularity Rupture
47%inclusion16 decks34 decks
43%synergy
Glowing One
43%inclusion6 decks14 decks
42%synergy
Muldrotha, the Gravetide
50%inclusion7 decks14 decks
42%synergy
Hedge Shredder
43%inclusion6 decks14 decks
40%synergy
Mindcrank
41%inclusion14 decks34 decks
40%synergy
Reanimate
53%inclusion18 decks34 decks
34%synergy
Altar of the Brood
35%inclusion12 decks34 decks
34%synergy
The Mindskinner
32%inclusion11 decks34 decks
31%synergy
Bruvac the Grandiloquent
32%inclusion11 decks34 decks
31%synergy
Six
36%inclusion5 decks14 decks
30%synergy
Top Cards
Counterspell
44%inclusion15 decks34 decks
2%synergy
Nature's Lore
43%inclusion6 decks14 decks
11%synergy
Farseek
43%inclusion6 decks14 decks
7%synergy
Icetill Explorer
36%inclusion5 decks14 decks
29%synergy
Guardian Project
36%inclusion5 decks14 decks
28%synergy
Putrefy
36%inclusion5 decks14 decks
20%synergy
Eternal Witness
36%inclusion5 decks14 decks
18%synergy
Three Visits
36%inclusion5 decks14 decks
11%synergy
Assassin's Trophy
36%inclusion5 decks14 decks
6%synergy
Cultivate
36%inclusion5 decks14 decks
-7%synergy
Game Changers
Cyclonic Rift
35%inclusion12 decks34 decks
12%synergy
Seedborn Muse
29%inclusion4 decks14 decks
20%synergy
Worldly Tutor
29%inclusion4 decks14 decks
16%synergy
Demonic Tutor
24%inclusion8 decks34 decks
4%synergy
Crop Rotation
21%inclusion3 decks14 decks
12%synergy
Field of the Dead
12%inclusion4 decks34 decks
9%synergy
Ancient Tomb
12%inclusion4 decks34 decks
2%synergy
Consecrated Sphinx
8.8%inclusion3 decks34 decks
4%synergy
Imperial Seal
8.8%inclusion3 decks34 decks
3%synergy
Thassa's Oracle
8.8%inclusion3 decks34 decks
2%synergy
Creatures
Syr Konrad, the Grim
32%inclusion11 decks34 decks
24%synergy
Gravecrawler
29%inclusion10 decks34 decks
26%synergy
Consuming Aberration
29%inclusion10 decks34 decks
25%synergy
Tato Farmer
29%inclusion4 decks14 decks
28%synergy
Evolution Witness
29%inclusion4 decks14 decks
25%synergy
Aftermath Analyst
29%inclusion4 decks14 decks
24%synergy
Colossal Grave-Reaver
29%inclusion4 decks14 decks
23%synergy
Duskmantle Guildmage
26%inclusion9 decks34 decks
25%synergy
Hedron Crab
24%inclusion8 decks34 decks
22%synergy
Ruin Crab
24%inclusion8 decks34 decks
21%synergy
Cathedral Acolyte
21%inclusion3 decks14 decks
21%synergy
Jenova, Ancient Calamity
21%inclusion3 decks14 decks
20%synergy
The Master, Transcendent
21%inclusion3 decks14 decks
19%synergy
World Shaper
21%inclusion3 decks14 decks
19%synergy
Meren of Clan Nel Toth
21%inclusion3 decks14 decks
18%synergy
Kheru Goldkeeper
21%inclusion3 decks14 decks
17%synergy
The Gitrog Monster
21%inclusion3 decks14 decks
14%synergy
Bloom Tender
21%inclusion3 decks14 decks
14%synergy
Deathrite Shaman
21%inclusion3 decks14 decks
10%synergy
Delighted Halfling
21%inclusion3 decks14 decks
9%synergy
Birds of Paradise
21%inclusion3 decks14 decks
-6%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
Sire of Stagnation
15%inclusion5 decks34 decks
12%synergy
Eater of the Dead
12%inclusion4 decks34 decks
12%synergy
Undead Alchemist
12%inclusion4 decks34 decks
11%synergy
Terisian Mindbreaker
12%inclusion4 decks34 decks
11%synergy
Charix, the Raging Isle
12%inclusion4 decks34 decks
11%synergy
Tree of Perdition
12%inclusion4 decks34 decks
11%synergy
The Ancient One
12%inclusion4 decks34 decks
11%synergy
Anticausal Vestige
12%inclusion4 decks34 decks
11%synergy
Zellix, Sanity Flayer
12%inclusion4 decks34 decks
11%synergy
Mikaeus, the Unhallowed
12%inclusion4 decks34 decks
9%synergy
Gleaming Overseer
12%inclusion4 decks34 decks
9%synergy
The Scarab God
12%inclusion4 decks34 decks
9%synergy
Wonder
12%inclusion4 decks34 decks
8%synergy
Warren Soultrader
12%inclusion4 decks34 decks
6%synergy
Pitiless Plunderer
12%inclusion4 decks34 decks
3%synergy
Gray Merchant of Asphodel
12%inclusion4 decks34 decks
3%synergy
Araumi of the Dead Tide
8.8%inclusion3 decks34 decks
8%synergy
The Haunt of Hightower
8.8%inclusion3 decks34 decks
8%synergy
Dreamborn Muse
8.8%inclusion3 decks34 decks
8%synergy
Jace, Vryn's Prodigy
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
Bloatfly Swarm
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
Instants
Mutational Advantage
29%inclusion4 decks14 decks
25%synergy
Heroic Intervention
29%inclusion4 decks14 decks
-2%synergy
Mana Drain
26%inclusion9 decks34 decks
12%synergy
Arcane Denial
26%inclusion9 decks34 decks
6%synergy
Atomize
21%inclusion3 decks14 decks
18%synergy
Inspiring Call
21%inclusion3 decks14 decks
13%synergy
Drown in the Loch
21%inclusion7 decks34 decks
16%synergy
Negate
21%inclusion7 decks34 decks
-1%synergy
Dark Ritual
21%inclusion7 decks34 decks
-4%synergy
Deadly Rollick
18%inclusion6 decks34 decks
4%synergy
Vampiric Tutor
18%inclusion6 decks34 decks
2%synergy
Mystical Tutor
15%inclusion5 decks34 decks
2%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
Cabal Ritual
8.8%inclusion3 decks34 decks
4%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
Damnation
29%inclusion10 decks34 decks
23%synergy
Toxic Deluge
29%inclusion10 decks34 decks
11%synergy
Maddening Cacophony
26%inclusion9 decks34 decks
24%synergy
Traumatize
24%inclusion8 decks34 decks
22%synergy
Fractured Sanity
24%inclusion8 decks34 decks
22%synergy
Kodama's Reach
21%inclusion3 decks14 decks
-6%synergy
Rampant Growth
21%inclusion3 decks14 decks
-12%synergy
Dread Return
21%inclusion7 decks34 decks
15%synergy
Tasha's Hideous Laughter
18%inclusion6 decks34 decks
16%synergy
Demonic Counsel
18%inclusion6 decks34 decks
16%synergy
Breach the Multiverse
18%inclusion6 decks34 decks
14%synergy
Rise of the Dark Realms
18%inclusion6 decks34 decks
13%synergy
Diabolic Intent
18%inclusion6 decks34 decks
10%synergy
Windfall
18%inclusion6 decks34 decks
6%synergy
Victimize
18%inclusion6 decks34 decks
5%synergy
Nuclear Fallout
15%inclusion5 decks34 decks
13%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
Mind Grind
8.8%inclusion3 decks34 decks
8%synergy
Stock Up
8.8%inclusion3 decks34 decks
7%synergy
Scheming Symmetry
8.8%inclusion3 decks34 decks
7%synergy
Diabolic Tutor
8.8%inclusion3 decks34 decks
3%synergy
Feed the Swarm
8.8%inclusion3 decks34 decks
-8%synergy
Utility Artifacts
The Water Crystal
29%inclusion10 decks34 decks
27%synergy
Mesmeric Orb
24%inclusion8 decks34 decks
22%synergy
The Earth Crystal
21%inclusion3 decks14 decks
16%synergy
Conduit of Worlds
21%inclusion3 decks14 decks
16%synergy
Riverchurn Monument
21%inclusion7 decks34 decks
20%synergy
The Darkness Crystal
18%inclusion6 decks34 decks
14%synergy
Phyrexian Altar
18%inclusion6 decks34 decks
14%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
Grindstone
8.8%inclusion3 decks34 decks
9%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
29%inclusion4 decks14 decks
26%synergy
Memory Erosion
26%inclusion9 decks34 decks
25%synergy
Bloodchief Ascension
26%inclusion9 decks34 decks
23%synergy
Rhystic Study
26%inclusion9 decks34 decks
2%synergy
Branching Evolution
21%inclusion3 decks14 decks
15%synergy
Hardened Scales
21%inclusion3 decks14 decks
11%synergy
Mystic Remora
21%inclusion7 decks34 decks
4%synergy
Psychic Corrosion
18%inclusion6 decks34 decks
16%synergy
Sphinx's Tutelage
15%inclusion5 decks34 decks
14%synergy
Fraying Sanity
15%inclusion5 decks34 decks
14%synergy
Struggle for Project Purity
15%inclusion5 decks34 decks
13%synergy
Phyrexian Arena
15%inclusion5 decks34 decks
-1%synergy
Leyline of the Void
12%inclusion4 decks34 decks
11%synergy
Necroduality
12%inclusion4 decks34 decks
11%synergy
Court of Cunning
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
Rooftop Storm
8.8%inclusion3 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
29%inclusion4 decks14 decks
25%synergy
Ashiok, Dream Render
15%inclusion5 decks34 decks
12%synergy
Jace, Memory Adept
12%inclusion4 decks34 decks
11%synergy
Jace, the Perfected Mind
12%inclusion4 decks34 decks
11%synergy
Liliana Vess
8.8%inclusion3 decks34 decks
8%synergy
Jace, Wielder of Mysteries
8.8%inclusion3 decks34 decks
6%synergy
Utility Lands
Bojuka Bog
38%inclusion13 decks34 decks
9%synergy
Shifting Woodland
36%inclusion5 decks14 decks
29%synergy
Urborg, Tomb of Yawgmoth
35%inclusion12 decks34 decks
26%synergy
Boseiju, Who Endures
29%inclusion4 decks14 decks
10%synergy
Takenuma, Abandoned Mire
24%inclusion8 decks34 decks
15%synergy
Jidoor, Aristocratic Capital
21%inclusion7 decks34 decks
18%synergy
Phyrexian Tower
21%inclusion7 decks34 decks
12%synergy
Cabal Coffers
21%inclusion7 decks34 decks
11%synergy
Otawara, Soaring City
15%inclusion5 decks34 decks
-2%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
Reliquary Tower
12%inclusion4 decks34 decks
-18%synergy
Mariposa Military Base
8.8%inclusion3 decks34 decks
8%synergy
Restless Reef
8.8%inclusion3 decks34 decks
7%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
65%inclusion22 decks34 decks
-8%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
71%inclusion24 decks34 decks
29%synergy
Sunken Hollow
68%inclusion23 decks34 decks
34%synergy
Woodland Cemetery
64%inclusion9 decks14 decks
33%synergy
Breeding Pool
64%inclusion9 decks14 decks
23%synergy
Hinterland Harbor
57%inclusion8 decks14 decks
25%synergy
Overgrown Tomb
57%inclusion8 decks14 decks
17%synergy
Drowned Catacomb
53%inclusion18 decks34 decks
24%synergy
Zagoth Triome
50%inclusion7 decks14 decks
22%synergy
Polluted Delta
47%inclusion16 decks34 decks
35%synergy
Rejuvenating Springs
43%inclusion6 decks14 decks
16%synergy
Opulent Palace
43%inclusion6 decks14 decks
15%synergy
Exotic Orchard
41%inclusion14 decks34 decks
5%synergy
Deathcap Glade
36%inclusion5 decks14 decks
23%synergy
Dreamroot Cascade
36%inclusion5 decks14 decks
14%synergy
Undergrowth Stadium
36%inclusion5 decks14 decks
12%synergy
Shipwreck Marsh
35%inclusion12 decks34 decks
17%synergy
Tainted Isle
29%inclusion10 decks34 decks
18%synergy
Temple of Deceit
29%inclusion10 decks34 decks
14%synergy
Underground River
29%inclusion10 decks34 decks
7%synergy
Hedge Maze
29%inclusion4 decks14 decks
18%synergy
Tainted Wood
29%inclusion4 decks14 decks
15%synergy
Yavimaya Coast
29%inclusion4 decks14 decks
1%synergy
Fetid Pools
26%inclusion9 decks34 decks
19%synergy
Gloomlake Verge
26%inclusion9 decks34 decks
17%synergy
Misty Rainforest
26%inclusion9 decks34 decks
15%synergy
Dimir Aqueduct
26%inclusion9 decks34 decks
12%synergy
Darkwater Catacombs
26%inclusion9 decks34 decks
12%synergy
Bloodstained Mire
24%inclusion8 decks34 decks
12%synergy
Choked Estuary
24%inclusion8 decks34 decks
8%synergy
Path of Ancestry
24%inclusion8 decks34 decks
2%synergy
Morphic Pool
24%inclusion8 decks34 decks
-1%synergy
Wastewood Verge
21%inclusion3 decks14 decks
14%synergy
Viridescent Bog
21%inclusion3 decks14 decks
13%synergy
Underground Mortuary
21%inclusion3 decks14 decks
9%synergy
Twilight Mire
21%inclusion3 decks14 decks
9%synergy
Flooded Grove
21%inclusion3 decks14 decks
6%synergy
Temple of Malady
21%inclusion3 decks14 decks
5%synergy
Golgari Rot Farm
21%inclusion3 decks14 decks
4%synergy
Scalding Tarn
21%inclusion7 decks34 decks
10%synergy
Verdant Catacombs
21%inclusion7 decks34 decks
10%synergy
Underground Sea
21%inclusion7 decks34 decks
6%synergy
Darkslick Shores
18%inclusion6 decks34 decks
13%synergy
Sunken Ruins
18%inclusion6 decks34 decks
12%synergy
Marsh Flats
18%inclusion6 decks34 decks
7%synergy
Undercity Sewers
18%inclusion6 decks34 decks
6%synergy
Flooded Strand
18%inclusion6 decks34 decks
6%synergy
Contaminated Aquifer
15%inclusion5 decks34 decks
12%synergy
Clearwater Pathway
15%inclusion5 decks34 decks
7%synergy
Mana Confluence
12%inclusion4 decks34 decks
5%synergy