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 creatures
Infinite untap of creatures you control
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New Cards
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13%inclusion1 decks8 decks
12%synergy
High Synergy Cards
Icetill Explorer
53%inclusion8 decks15 decks
47%synergy
Singularity Rupture
49%inclusion18 decks37 decks
45%synergy
Hedge Shredder
47%inclusion7 decks15 decks
44%synergy
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43%inclusion16 decks37 decks
42%synergy
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47%inclusion7 decks15 decks
37%synergy
Six
40%inclusion6 decks15 decks
35%synergy
Altar of the Brood
35%inclusion13 decks37 decks
34%synergy
Bruvac the Grandiloquent
32%inclusion12 decks37 decks
31%synergy
Syr Konrad, the Grim
38%inclusion14 decks37 decks
30%synergy
Reanimate
49%inclusion18 decks37 decks
29%synergy
Top Cards
Counterspell
46%inclusion17 decks37 decks
4%synergy
Eternal Witness
40%inclusion6 decks15 decks
24%synergy
Aftermath Analyst
33%inclusion5 decks15 decks
29%synergy
Assassin's Trophy
33%inclusion5 decks15 decks
2%synergy
Consuming Aberration
32%inclusion12 decks37 decks
28%synergy
The Mindskinner
30%inclusion11 decks37 decks
28%synergy
Maddening Cacophony
30%inclusion11 decks37 decks
28%synergy
Ruin Crab
30%inclusion11 decks37 decks
27%synergy
Bloodchief Ascension
30%inclusion11 decks37 decks
26%synergy
The Water Crystal
27%inclusion10 decks37 decks
24%synergy
Game Changers
Cyclonic Rift
35%inclusion13 decks37 decks
13%synergy
Worldly Tutor
27%inclusion4 decks15 decks
15%synergy
Demonic Tutor
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5%synergy
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20%inclusion3 decks15 decks
12%synergy
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20%inclusion3 decks15 decks
10%synergy
Field of the Dead
14%inclusion5 decks37 decks
11%synergy
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14%inclusion5 decks37 decks
2%synergy
Consecrated Sphinx
8.1%inclusion3 decks37 decks
4%synergy
Imperial Seal
8.1%inclusion3 decks37 decks
3%synergy
Thassa's Oracle
8.1%inclusion3 decks37 decks
2%synergy
Creatures
Glowing One
27%inclusion4 decks15 decks
26%synergy
Kheru Goldkeeper
27%inclusion4 decks15 decks
22%synergy
Colossal Grave-Reaver
27%inclusion4 decks15 decks
22%synergy
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27%inclusion4 decks15 decks
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Duskmantle Guildmage
24%inclusion9 decks37 decks
23%synergy
Gravecrawler
24%inclusion9 decks37 decks
21%synergy
Hedron Crab
22%inclusion8 decks37 decks
20%synergy
Tato Farmer
20%inclusion3 decks15 decks
19%synergy
Teval, the Balanced Scale
20%inclusion3 decks15 decks
18%synergy
World Shaper
20%inclusion3 decks15 decks
17%synergy
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20%inclusion3 decks15 decks
17%synergy
Evolution Witness
20%inclusion3 decks15 decks
17%synergy
Wight of the Reliquary
20%inclusion3 decks15 decks
15%synergy
The Gitrog Monster
20%inclusion3 decks15 decks
13%synergy
Bloom Tender
20%inclusion3 decks15 decks
12%synergy
Deathrite Shaman
20%inclusion3 decks15 decks
9%synergy
Delighted Halfling
20%inclusion3 decks15 decks
8%synergy
Nemesis of Reason
16%inclusion6 decks37 decks
15%synergy
Sire of Stagnation
16%inclusion6 decks37 decks
14%synergy
Dauthi Voidwalker
16%inclusion6 decks37 decks
10%synergy
Sewer Nemesis
14%inclusion5 decks37 decks
13%synergy
The Ancient One
14%inclusion5 decks37 decks
12%synergy
Anticausal Vestige
14%inclusion5 decks37 decks
12%synergy
Wonder
14%inclusion5 decks37 decks
10%synergy
Eater of the Dead
11%inclusion4 decks37 decks
11%synergy
Doomsday Excruciator
11%inclusion4 decks37 decks
10%synergy
Captain N'ghathrod
11%inclusion4 decks37 decks
10%synergy
Charix, the Raging Isle
11%inclusion4 decks37 decks
10%synergy
Zellix, Sanity Flayer
11%inclusion4 decks37 decks
10%synergy
Tree of Perdition
11%inclusion4 decks37 decks
9%synergy
Gleaming Overseer
11%inclusion4 decks37 decks
8%synergy
Mikaeus, the Unhallowed
11%inclusion4 decks37 decks
8%synergy
The Scarab God
11%inclusion4 decks37 decks
8%synergy
Carrion Feeder
11%inclusion4 decks37 decks
6%synergy
Laboratory Maniac
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6%synergy
Crypt Ghast
11%inclusion4 decks37 decks
6%synergy
Zulaport Cutthroat
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2%synergy
Gray Merchant of Asphodel
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2%synergy
Pitiless Plunderer
11%inclusion4 decks37 decks
2%synergy
Baleful Strix
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Wight of Precinct Six
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8%synergy
Araumi of the Dead Tide
8.1%inclusion3 decks37 decks
8%synergy
Jace's Phantasm
8.1%inclusion3 decks37 decks
8%synergy
The Haunt of Hightower
8.1%inclusion3 decks37 decks
8%synergy
Undead Alchemist
8.1%inclusion3 decks37 decks
8%synergy
Rot Hulk
8.1%inclusion3 decks37 decks
8%synergy
Infesting Radroach
8.1%inclusion3 decks37 decks
7%synergy
Terisian Mindbreaker
8.1%inclusion3 decks37 decks
7%synergy
Eternal Skylord
8.1%inclusion3 decks37 decks
7%synergy
Mirelurk Queen
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7%synergy
Instants
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13%synergy
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27%inclusion4 decks15 decks
11%synergy
Heroic Intervention
27%inclusion4 decks15 decks
-4%synergy
Force of Vigor
20%inclusion3 decks15 decks
17%synergy
Mutational Advantage
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16%synergy
Noxious Revival
20%inclusion3 decks15 decks
15%synergy
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19%inclusion7 decks37 decks
14%synergy
Deadly Rollick
19%inclusion7 decks37 decks
5%synergy
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-1%synergy
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14%inclusion5 decks37 decks
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11%inclusion4 decks37 decks
9%synergy
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4%synergy
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1%synergy
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8.1%inclusion3 decks37 decks
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1%synergy
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0%synergy
Sorceries
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21%synergy
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-5%synergy
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-9%synergy
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-16%synergy
Toxic Deluge
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Traumatize
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Fractured Sanity
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20%synergy
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-4%synergy
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14%synergy
Tasha's Hideous Laughter
16%inclusion6 decks37 decks
15%synergy
Demonic Counsel
16%inclusion6 decks37 decks
14%synergy
Breach the Multiverse
16%inclusion6 decks37 decks
13%synergy
Diabolic Intent
16%inclusion6 decks37 decks
9%synergy
Windfall
16%inclusion6 decks37 decks
5%synergy
Victimize
16%inclusion6 decks37 decks
4%synergy
Rise of the Dark Realms
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9%synergy
Nuclear Fallout
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10%synergy
Decree of Pain
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8%synergy
Fabricate
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5%synergy
Diabolic Tutor
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5%synergy
Blasphemous Edict
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5%synergy
Mind Grind
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7%synergy
Glimpse the Unthinkable
8.1%inclusion3 decks37 decks
7%synergy
Bone Shards
8.1%inclusion3 decks37 decks
7%synergy
Scheming Symmetry
8.1%inclusion3 decks37 decks
6%synergy
Peer into the Abyss
8.1%inclusion3 decks37 decks
6%synergy
Tezzeret's Gambit
8.1%inclusion3 decks37 decks
5%synergy
Torment of Hailfire
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4%synergy
Living Death
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3%synergy
Ponder
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-4%synergy
Feed the Swarm
8.1%inclusion3 decks37 decks
-8%synergy
Utility Artifacts
Phyrexian Altar
24%inclusion9 decks37 decks
21%synergy
Riverchurn Monument
22%inclusion8 decks37 decks
21%synergy
Mesmeric Orb
22%inclusion8 decks37 decks
20%synergy
Ashnod's Altar
19%inclusion7 decks37 decks
13%synergy
Lightning Greaves
19%inclusion7 decks37 decks
-6%synergy
The Darkness Crystal
11%inclusion4 decks37 decks
8%synergy
Swiftfoot Boots
11%inclusion4 decks37 decks
-16%synergy
Thousand-Year Elixir
8.1%inclusion3 decks37 decks
6%synergy
Insight Engine
8.1%inclusion3 decks37 decks
6%synergy
Bontu's Monument
8.1%inclusion3 decks37 decks
6%synergy
Whip of Erebos
8.1%inclusion3 decks37 decks
4%synergy
Jet Medallion
8.1%inclusion3 decks37 decks
4%synergy
Sensei's Divining Top
8.1%inclusion3 decks37 decks
4%synergy
Wishclaw Talisman
8.1%inclusion3 decks37 decks
3%synergy
The One Ring
8.1%inclusion3 decks37 decks
0%synergy
Enchantments
Guardian Project
27%inclusion4 decks15 decks
19%synergy
Animate Dead
24%inclusion9 decks37 decks
16%synergy
Rhystic Study
24%inclusion9 decks37 decks
1%synergy
Memory Erosion
22%inclusion8 decks37 decks
21%synergy
Phyrexian Arena
22%inclusion8 decks37 decks
6%synergy
Mystic Remora
22%inclusion8 decks37 decks
6%synergy
Hollowmurk Siege
20%inclusion3 decks15 decks
17%synergy
Psychic Corrosion
19%inclusion7 decks37 decks
17%synergy
Sphinx's Tutelage
16%inclusion6 decks37 decks
15%synergy
Leyline of the Void
16%inclusion6 decks37 decks
15%synergy
Fraying Sanity
16%inclusion6 decks37 decks
15%synergy
Sothera, the Supervoid
11%inclusion4 decks37 decks
10%synergy
Necroduality
11%inclusion4 decks37 decks
10%synergy
Court of Cunning
11%inclusion4 decks37 decks
9%synergy
Struggle for Project Purity
11%inclusion4 decks37 decks
9%synergy
Unstoppable Plan
11%inclusion4 decks37 decks
9%synergy
The Meathook Massacre
11%inclusion4 decks37 decks
6%synergy
Rooftop Storm
8.1%inclusion3 decks37 decks
7%synergy
Dreadhorde Invasion
8.1%inclusion3 decks37 decks
6%synergy
Inexorable Tide
8.1%inclusion3 decks37 decks
5%synergy
Necromancy
8.1%inclusion3 decks37 decks
5%synergy
Leyline of Anticipation
8.1%inclusion3 decks37 decks
4%synergy
Grave Pact
8.1%inclusion3 decks37 decks
3%synergy
Ripples of Undeath
8.1%inclusion3 decks37 decks
3%synergy
Planeswalkers
Tyvar, Jubilant Brawler
27%inclusion4 decks15 decks
23%synergy
Jace, Memory Adept
11%inclusion4 decks37 decks
10%synergy
Jace, the Perfected Mind
11%inclusion4 decks37 decks
10%synergy
Ashiok, Dream Render
11%inclusion4 decks37 decks
8%synergy
Liliana, Death's Majesty
8.1%inclusion3 decks37 decks
6%synergy
Jace, Wielder of Mysteries
8.1%inclusion3 decks37 decks
5%synergy
Utility Lands
Bojuka Bog
41%inclusion15 decks37 decks
11%synergy
Urborg, Tomb of Yawgmoth
35%inclusion13 decks37 decks
26%synergy
Shifting Woodland
33%inclusion5 decks15 decks
26%synergy
Boseiju, Who Endures
27%inclusion4 decks15 decks
8%synergy
Jidoor, Aristocratic Capital
22%inclusion8 decks37 decks
20%synergy
Takenuma, Abandoned Mire
22%inclusion8 decks37 decks
13%synergy
Cabal Coffers
22%inclusion8 decks37 decks
12%synergy
Phyrexian Tower
19%inclusion7 decks37 decks
10%synergy
Rogue's Passage
16%inclusion6 decks37 decks
-4%synergy
Otawara, Soaring City
14%inclusion5 decks37 decks
-3%synergy
Reliquary Tower
14%inclusion5 decks37 decks
-16%synergy
Nephalia Drownyard
11%inclusion4 decks37 decks
9%synergy
Mortuary Mire
11%inclusion4 decks37 decks
7%synergy
Yavimaya, Cradle of Growth
11%inclusion4 decks37 decks
2%synergy
Temple of the False God
11%inclusion4 decks37 decks
2%synergy
Ancient Tomb
11%inclusion4 decks37 decks
1%synergy
Restless Reef
8.1%inclusion3 decks37 decks
6%synergy
Susur Secundi, Void Altar
8.1%inclusion3 decks37 decks
6%synergy
Maze of Ith
8.1%inclusion3 decks37 decks
6%synergy
Scavenger Grounds
8.1%inclusion3 decks37 decks
5%synergy
Minamo, School at Water's Edge
8.1%inclusion3 decks37 decks
4%synergy
Command Beacon
8.1%inclusion3 decks37 decks
3%synergy
Urza's Saga
8.1%inclusion3 decks37 decks
1%synergy
Mistrise Village
8.1%inclusion3 decks37 decks
0%synergy
Mana Artifacts
Sol Ring
86%inclusion32 decks37 decks
3%synergy
Arcane Signet
73%inclusion27 decks37 decks
1%synergy
Talisman of Dominance
35%inclusion13 decks37 decks
3%synergy
Dimir Signet
30%inclusion11 decks37 decks
6%synergy
Talisman of Curiosity
20%inclusion3 decks15 decks
8%synergy
Thought Vessel
19%inclusion7 decks37 decks
2%synergy
The Soul Stone
15%inclusion5 decks34 decks
11%synergy
Fellwar Stone
8.1%inclusion3 decks37 decks
-12%synergy
Lands
Command Tower
86%inclusion32 decks37 decks
12%synergy
Glacial Fortress
75%inclusion3 decks4 decks
42%synergy
Isolated Chapel
75%inclusion3 decks4 decks
41%synergy
Godless Shrine
75%inclusion3 decks4 decks
34%synergy
Watery Grave
68%inclusion25 decks37 decks
26%synergy
Woodland Cemetery
67%inclusion10 decks15 decks
34%synergy
Breeding Pool
67%inclusion10 decks15 decks
25%synergy
Hinterland Harbor
60%inclusion9 decks15 decks
26%synergy
Overgrown Tomb
60%inclusion9 decks15 decks
19%synergy
Sunken Hollow
57%inclusion21 decks37 decks
23%synergy
Opulent Palace
47%inclusion7 decks15 decks
18%synergy
Polluted Delta
46%inclusion17 decks37 decks
34%synergy
Drowned Catacomb
46%inclusion17 decks37 decks
17%synergy
Exotic Orchard
43%inclusion16 decks37 decks
7%synergy
Dreamroot Cascade
33%inclusion5 decks15 decks
12%synergy
Rejuvenating Springs
33%inclusion5 decks15 decks
7%synergy
Zagoth Triome
33%inclusion5 decks15 decks
6%synergy
Tainted Isle
32%inclusion12 decks37 decks
22%synergy
Shipwreck Marsh
32%inclusion12 decks37 decks
15%synergy
Underground River
32%inclusion12 decks37 decks
10%synergy
Gloomlake Verge
27%inclusion10 decks37 decks
18%synergy
Misty Rainforest
27%inclusion10 decks37 decks
16%synergy
Temple of Deceit
27%inclusion10 decks37 decks
13%synergy
Hedge Maze
27%inclusion4 decks15 decks
16%synergy
Deathcap Glade
27%inclusion4 decks15 decks
14%synergy
Tainted Wood
27%inclusion4 decks15 decks
13%synergy
Golgari Rot Farm
27%inclusion4 decks15 decks
10%synergy
Undergrowth Stadium
27%inclusion4 decks15 decks
3%synergy
Yavimaya Coast
27%inclusion4 decks15 decks
0%synergy
Bloodstained Mire
24%inclusion9 decks37 decks
13%synergy
Dimir Aqueduct
24%inclusion9 decks37 decks
10%synergy
Darkwater Catacombs
24%inclusion9 decks37 decks
10%synergy
Fetid Pools
22%inclusion8 decks37 decks
15%synergy
Verdant Catacombs
22%inclusion8 decks37 decks
11%synergy
Choked Estuary
22%inclusion8 decks37 decks
7%synergy
Path of Ancestry
22%inclusion8 decks37 decks
-1%synergy
Morphic Pool
22%inclusion8 decks37 decks
-2%synergy
Wastewood Verge
20%inclusion3 decks15 decks
13%synergy
Vernal Fen
20%inclusion3 decks15 decks
10%synergy
Underground Mortuary
20%inclusion3 decks15 decks
7%synergy
Twilight Mire
20%inclusion3 decks15 decks
6%synergy
Flooded Grove
20%inclusion3 decks15 decks
4%synergy
Llanowar Wastes
20%inclusion3 decks15 decks
-7%synergy
Darkslick Shores
19%inclusion7 decks37 decks
14%synergy
Scalding Tarn
19%inclusion7 decks37 decks
8%synergy
Flooded Strand
19%inclusion7 decks37 decks
8%synergy
Sunken Ruins
16%inclusion6 decks37 decks
11%synergy
Marsh Flats
16%inclusion6 decks37 decks
6%synergy
Underground Sea
16%inclusion6 decks37 decks
2%synergy
Contaminated Aquifer
14%inclusion5 decks37 decks
10%synergy