Satoru Umezawa
Intruder Alarm

   Prerequisites

What do I need to start this combo?
Satoru Umezawa and Intruder Alarm on the battlefield.
You control another creature that can attack this turn and that cannot be blocked by an opponent. You have a creature card in hand.
Creatures you control can tap to produce at least 2.

   Steps

How does this combo work?
1
Declare any other creature as an attacker.
2
When that creature isn't blocked, activate any number of creatures you control by tapping them, adding at least 2.
3
Activate a creature card's ninjutsu ability by paying 2 and returning the unblocked attacker to your hand, putting the creature card from your hand onto the battlefield tapped and attacking.
4
When the creature enters the battlefield, Intruder Alarm triggers, untapping all creatures.
5
Repeat from step 2.

   Results

What do I get from this combo?
Infinite LTB
Infinite ETB
Infinite mana creatures you control can produce
Infinite untap of all creatures
Satoru Umezawa
0.4%inclusion47 decks12.7K decks
Yuriko, the Tiger's Shadow
0.1%inclusion21 decks29.3K decks
Goro-Goro and Satoru
0.1%inclusion6 decks8.12K decks
Sisay, Weatherlight Captain
0.0%inclusion3 decks15.7K decks
Satoru, the Infiltrator
0.1%inclusion3 decks2.30K decks
Taeko, the Patient Avalanche
0.1%inclusion1 decks774 decks
Breya, Etherium Shaper
0.0%inclusion1 decks18.7K decks
Cazur, Ruthless Stalker // Ukkima, Stalking Shadow
0.0%inclusion1 decks4.56K decks
Kefka, Court Mage
0.0%inclusion1 decks16.7K decks
Vela the Night-Clad
0.1%inclusion1 decks786 decks
Jin Sakai, Ghost of Tsushima
0.0%inclusion1 decks5.50K decks
Phenax, God of Deception
0.0%inclusion1 decks7.93K decks
Jodah, the Unifier
0.0%inclusion1 decks26.4K decks
Rona, Herald of Invasion
0.0%inclusion1 decks2.43K decks
Obeka, Brute Chronologist
0.0%inclusion1 decks7.80K decks
Sefris of the Hidden Ways
0.0%inclusion1 decks10.2K decks
Rukarumel, Biologist
0.0%inclusion1 decks3.95K decks
Kenrith, the Returned King
0.0%inclusion1 decks27.3K decks
New Cards
Leonardo, the Balance
50%inclusion1 decks2 decks
50%synergy
Michelangelo, On the Scene
50%inclusion1 decks2 decks
50%synergy
Michelangelo, the Heart
50%inclusion1 decks2 decks
50%synergy
Raphael, Tag Team Tough
50%inclusion1 decks2 decks
50%synergy
Raphael, the Muscle
50%inclusion1 decks2 decks
50%synergy
High Synergy Cards
Silver-Fur Master
74%inclusion74 decks100 decks
72%synergy
Thousand-Faced Shadow
55%inclusion55 decks100 decks
54%synergy
Chulane, Teller of Tales
57%inclusion4 decks7 decks
52%synergy
Prosperous Thief
49%inclusion49 decks100 decks
48%synergy
Changeling Outcast
50%inclusion50 decks100 decks
46%synergy
Fallen Shinobi
49%inclusion49 decks100 decks
46%synergy
Silent-Blade Oni
47%inclusion47 decks100 decks
44%synergy
Medomai the Ageless
42%inclusion5 decks12 decks
41%synergy
Slither Blade
42%inclusion42 decks100 decks
40%synergy
Kaito Shizuki
41%inclusion41 decks100 decks
40%synergy
Top Cards
Path to Exile
67%inclusion8 decks12 decks
20%synergy
Counterspell
61%inclusion61 decks100 decks
19%synergy
Lightning Greaves
41%inclusion41 decks100 decks
16%synergy
Spring-Leaf Avenger
40%inclusion4 decks10 decks
40%synergy
Baleful Strix
40%inclusion40 decks100 decks
27%synergy
Kodama's Reach
40%inclusion4 decks10 decks
12%synergy
Rampant Growth
40%inclusion4 decks10 decks
6%synergy
Satoru, the Infiltrator
40%inclusion34 decks86 decks
37%synergy
Ingenious Infiltrator
39%inclusion39 decks100 decks
37%synergy
Moon-Circuit Hacker
37%inclusion37 decks100 decks
36%synergy
Game Changers
Smothering Tithe
58%inclusion7 decks12 decks
36%synergy
Cyclonic Rift
29%inclusion29 decks100 decks
6%synergy
Rhystic Study
28%inclusion28 decks100 decks
3%synergy
Teferi's Protection
25%inclusion3 decks12 decks
8%synergy
Fierce Guardianship
19%inclusion19 decks100 decks
1%synergy
Mystical Tutor
14%inclusion14 decks100 decks
1%synergy
Opposition Agent
10%inclusion10 decks100 decks
4%synergy
Consecrated Sphinx
9.0%inclusion9 decks100 decks
5%synergy
Notion Thief
6.0%inclusion6 decks100 decks
0%synergy
Thassa's Oracle
6.0%inclusion6 decks100 decks
0%synergy
Creatures
Jodah, the Unifier
43%inclusion3 decks7 decks
39%synergy
Atraxa, Grand Unifier
43%inclusion3 decks7 decks
39%synergy
Etali, Primal Conqueror
43%inclusion3 decks7 decks
34%synergy
Triton Shorestalker
37%inclusion37 decks100 decks
35%synergy
Mistblade Shinobi
35%inclusion35 decks100 decks
34%synergy
Ornithopter
35%inclusion35 decks100 decks
33%synergy
Tetsuko Umezawa, Fugitive
35%inclusion35 decks100 decks
33%synergy
Ink-Eyes, Servant of Oni
32%inclusion32 decks100 decks
31%synergy
Invisible Stalker
32%inclusion32 decks100 decks
31%synergy
Nashi, Moon Sage's Scion
32%inclusion32 decks100 decks
30%synergy
Reinforced Ronin
31%inclusion5 decks16 decks
31%synergy
Phoenix Chick
31%inclusion5 decks16 decks
31%synergy
Delina, Wild Mage
31%inclusion5 decks16 decks
29%synergy
Lagomos, Hand of Hatred
31%inclusion5 decks16 decks
29%synergy
Mist-Cloaked Herald
31%inclusion31 decks100 decks
30%synergy
Ghalta, Stampede Tyrant
30%inclusion3 decks10 decks
27%synergy
Blightsteel Colossus
28%inclusion28 decks100 decks
27%synergy
Tormented Soul
27%inclusion27 decks100 decks
26%synergy
Gingerbrute
27%inclusion27 decks100 decks
26%synergy
Ninja of the Deep Hours
26%inclusion26 decks100 decks
25%synergy
Tiamat's Fanatics
25%inclusion4 decks16 decks
25%synergy
Elturel Survivors
25%inclusion4 decks16 decks
24%synergy
Reya Dawnbringer
25%inclusion3 decks12 decks
24%synergy
Ilharg, the Raze-Boar
25%inclusion4 decks16 decks
24%synergy
Saheeli, the Sun's Brilliance
25%inclusion4 decks16 decks
23%synergy
Urabrask the Hidden
25%inclusion4 decks16 decks
23%synergy
Kiki-Jiki, Mirror Breaker
25%inclusion4 decks16 decks
22%synergy
Loyal Apprentice
25%inclusion4 decks16 decks
21%synergy
Sakashima's Student
24%inclusion24 decks100 decks
23%synergy
Yuriko, the Tiger's Shadow
24%inclusion24 decks100 decks
23%synergy
Biting-Palm Ninja
23%inclusion23 decks100 decks
23%synergy
Higure, the Still Wind
23%inclusion23 decks100 decks
22%synergy
Peregrine Drake
23%inclusion23 decks100 decks
20%synergy
Moonsnare Specialist
22%inclusion22 decks100 decks
22%synergy
Dimir Infiltrator
22%inclusion22 decks100 decks
21%synergy
Grazilaxx, Illithid Scholar
21%inclusion21 decks100 decks
19%synergy
Dokuchi Silencer
20%inclusion20 decks100 decks
20%synergy
Gudul Lurker
20%inclusion20 decks100 decks
19%synergy
Orochi Soul-Reaver
20%inclusion17 decks85 decks
19%synergy
Rune-Scarred Demon
20%inclusion20 decks100 decks
18%synergy
Throat Slitter
19%inclusion19 decks100 decks
18%synergy
Genasi Enforcers
19%inclusion3 decks16 decks
18%synergy
Coercive Recruiter
19%inclusion3 decks16 decks
18%synergy
Krenko, Mob Boss
19%inclusion3 decks16 decks
17%synergy
Feldon of the Third Path
19%inclusion3 decks16 decks
16%synergy
Combat Celebrant
19%inclusion3 decks16 decks
16%synergy
Ragavan, Nimble Pilferer
19%inclusion3 decks16 decks
11%synergy
Dauthi Voidwalker
18%inclusion18 decks100 decks
11%synergy
Nezumi Prowler
17%inclusion17 decks100 decks
16%synergy
Mindleech Mass
17%inclusion17 decks100 decks
16%synergy
Instants
Turtles Forever
50%inclusion1 decks2 decks
50%synergy
Anguished Unmaking
33%inclusion4 decks12 decks
9%synergy
Swords to Plowshares
33%inclusion4 decks12 decks
-28%synergy
Negate
32%inclusion32 decks100 decks
11%synergy
Dark Ritual
27%inclusion27 decks100 decks
3%synergy
Dovin's Veto
25%inclusion3 decks12 decks
7%synergy
Brainstorm
22%inclusion22 decks100 decks
3%synergy
Arcane Denial
22%inclusion22 decks100 decks
2%synergy
An Offer You Can't Refuse
22%inclusion22 decks100 decks
-2%synergy
Deflecting Swat
19%inclusion3 decks16 decks
2%synergy
Chaos Warp
19%inclusion3 decks16 decks
-12%synergy
Deadly Rollick
17%inclusion17 decks100 decks
4%synergy
Infernal Grasp
15%inclusion15 decks100 decks
8%synergy
Frantic Search
13%inclusion13 decks100 decks
-1%synergy
Mana Drain
12%inclusion12 decks100 decks
-3%synergy
Vampiric Tutor
12%inclusion12 decks100 decks
-4%synergy
Swan Song
12%inclusion12 decks100 decks
-5%synergy
Murder
11%inclusion11 decks100 decks
7%synergy
Go for the Throat
11%inclusion11 decks100 decks
4%synergy
Aetherize
11%inclusion11 decks100 decks
4%synergy
Snap
10%inclusion10 decks100 decks
2%synergy
Mana Leak
9.0%inclusion9 decks100 decks
7%synergy
Force of Will
9.0%inclusion9 decks100 decks
-1%synergy
Spell Pierce
8.0%inclusion8 decks100 decks
5%synergy
Drown in the Loch
8.0%inclusion8 decks100 decks
3%synergy
Malakir Rebirth
8.0%inclusion8 decks100 decks
0%synergy
Opt
8.0%inclusion8 decks100 decks
-1%synergy
Pongify
8.0%inclusion8 decks100 decks
-3%synergy
Unravel
7.7%inclusion3 decks39 decks
7%synergy
Dispel
7.0%inclusion7 decks100 decks
3%synergy
Force of Negation
7.0%inclusion7 decks100 decks
-1%synergy
Flare of Denial
6.0%inclusion5 decks83 decks
4%synergy
Fell the Profane
6.0%inclusion5 decks83 decks
-3%synergy
Tale's End
6.0%inclusion6 decks100 decks
5%synergy
Dig Through Time
6.0%inclusion6 decks100 decks
2%synergy
Dramatic Reversal
6.0%inclusion6 decks100 decks
2%synergy
Fact or Fiction
6.0%inclusion6 decks100 decks
1%synergy
Pact of Negation
6.0%inclusion6 decks100 decks
-1%synergy
Rapid Hybridization
6.0%inclusion6 decks100 decks
-3%synergy
Sorceries
Blasphemous Act
31%inclusion5 decks16 decks
-2%synergy
Three Visits
30%inclusion3 decks10 decks
6%synergy
Cultivate
30%inclusion3 decks10 decks
-13%synergy
Farewell
25%inclusion3 decks12 decks
12%synergy
Feed the Swarm
21%inclusion21 decks100 decks
4%synergy
Vandalblast
19%inclusion3 decks16 decks
3%synergy
Faithless Looting
19%inclusion3 decks16 decks
3%synergy
Demonic Tutor
17%inclusion17 decks100 decks
-3%synergy
Toxic Deluge
16%inclusion16 decks100 decks
-2%synergy
Preordain
14%inclusion14 decks100 decks
5%synergy
Ponder
12%inclusion12 decks100 decks
0%synergy
Reanimate
11%inclusion11 decks100 decks
-8%synergy
Enter the Enigma
10%inclusion7 decks71 decks
7%synergy
Ringsight
9.0%inclusion9 decks100 decks
6%synergy
Damnation
9.0%inclusion9 decks100 decks
2%synergy
Diabolic Tutor
8.0%inclusion8 decks100 decks
2%synergy
Victimize
8.0%inclusion8 decks100 decks
-4%synergy
Ravenform
7.0%inclusion7 decks100 decks
5%synergy
Scheming Symmetry
6.0%inclusion6 decks100 decks
4%synergy
Sign in Blood
6.0%inclusion6 decks100 decks
-3%synergy
Utility Artifacts
Swiftfoot Boots
31%inclusion31 decks100 decks
4%synergy
Bident of Thassa
27%inclusion27 decks100 decks
21%synergy
Hammer of Purphoros
25%inclusion4 decks16 decks
24%synergy
Urabrask's Forge
25%inclusion4 decks16 decks
24%synergy
Sensei's Divining Top
16%inclusion16 decks100 decks
11%synergy
Whispersilk Cloak
14%inclusion14 decks100 decks
10%synergy
Maskwood Nexus
7.0%inclusion7 decks100 decks
4%synergy
Wayfarer's Bauble
7.0%inclusion7 decks100 decks
-1%synergy
Smoke Bomb
6.6%inclusion5 decks76 decks
6%synergy
Assassin Gauntlet
6.6%inclusion5 decks76 decks
6%synergy
Wishclaw Talisman
6.0%inclusion6 decks100 decks
1%synergy
Bolas's Citadel
6.0%inclusion6 decks100 decks
-2%synergy
Enchantments
Daring Piracy
31%inclusion5 decks16 decks
31%synergy
Reconnaissance Mission
26%inclusion26 decks100 decks
22%synergy
Reconnaissance
25%inclusion3 decks12 decks
22%synergy
Smoke Shroud
19%inclusion19 decks100 decks
19%synergy
Breath of Fury
19%inclusion3 decks16 decks
18%synergy
Impact Tremors
19%inclusion3 decks16 decks
9%synergy
Propaganda
17%inclusion17 decks100 decks
3%synergy
Waterbender Ascension
17%inclusion1 decks6 decks
14%synergy
Aqueous Form
16%inclusion16 decks100 decks
12%synergy
Cunning Evasion
15%inclusion15 decks100 decks
15%synergy
Rogue Class
14%inclusion14 decks100 decks
13%synergy
Phyrexian Arena
14%inclusion14 decks100 decks
-2%synergy
Mystic Remora
11%inclusion11 decks100 decks
-5%synergy
Coastal Piracy
10%inclusion10 decks100 decks
8%synergy
Kindred Discovery
10%inclusion10 decks100 decks
3%synergy
Leyline of Transformation
7.0%inclusion5 decks71 decks
6%synergy
Gossip's Talent
6.7%inclusion5 decks75 decks
6%synergy
Omniscience
6.0%inclusion6 decks100 decks
3%synergy
Bitterblossom
6.0%inclusion6 decks100 decks
2%synergy
Black Market Connections
6.0%inclusion6 decks100 decks
-6%synergy
Rooftop Bypass
5.3%inclusion4 decks76 decks
4%synergy
Unstoppable Plan
5.3%inclusion3 decks57 decks
3%synergy
Planeswalkers
Kaito, Dancing Shadow
30%inclusion30 decks100 decks
29%synergy
Kaito, Cunning Infiltrator
28%inclusion19 decks67 decks
27%synergy
Kaito, Bane of Nightmares
27%inclusion19 decks71 decks
25%synergy
Ashiok, Dream Render
6.0%inclusion6 decks100 decks
3%synergy
Utility Lands
Rogue's Passage
51%inclusion51 decks100 decks
31%synergy
Reliquary Tower
49%inclusion49 decks100 decks
19%synergy
Bojuka Bog
24%inclusion24 decks100 decks
-6%synergy
Access Tunnel
21%inclusion21 decks100 decks
19%synergy
Creeping Tar Pit
20%inclusion20 decks100 decks
17%synergy
Otawara, Soaring City
9.0%inclusion9 decks100 decks
-7%synergy
Urborg, Tomb of Yawgmoth
8.0%inclusion8 decks100 decks
-1%synergy
Halimar Depths
7.0%inclusion7 decks100 decks
4%synergy
Takenuma, Abandoned Mire
7.0%inclusion7 decks100 decks
-2%synergy
Mana Artifacts
Sol Ring
92%inclusion92 decks100 decks
8%synergy
Arcane Signet
89%inclusion89 decks100 decks
17%synergy
Dimir Signet
47%inclusion47 decks100 decks
21%synergy
Talisman of Dominance
40%inclusion40 decks100 decks
7%synergy
Rakdos Signet
38%inclusion6 decks16 decks
11%synergy
Thought Vessel
37%inclusion37 decks100 decks
19%synergy
Izzet Signet
31%inclusion5 decks16 decks
6%synergy
Talisman of Creativity
31%inclusion5 decks16 decks
3%synergy
Fellwar Stone
27%inclusion27 decks100 decks
6%synergy
Commander's Sphere
25%inclusion25 decks100 decks
12%synergy
Talisman of Indulgence
19%inclusion3 decks16 decks
-9%synergy
Mind Stone
17%inclusion17 decks100 decks
2%synergy
Dimir Keyrune
10%inclusion10 decks100 decks
9%synergy
Decanter of Endless Water
9.0%inclusion9 decks100 decks
5%synergy
Lotus Petal
8.0%inclusion8 decks100 decks
1%synergy
Chromatic Lantern
8.0%inclusion8 decks100 decks
-1%synergy
Relic of Legends
6.0%inclusion6 decks100 decks
4%synergy
Lands
Command Tower
80%inclusion80 decks100 decks
6%synergy
Indatha Triome
57%inclusion4 decks7 decks
29%synergy
Spara's Headquarters
57%inclusion4 decks7 decks
29%synergy
Jetmir's Garden
57%inclusion4 decks7 decks
28%synergy
Ketria Triome
57%inclusion4 decks7 decks
26%synergy
Sunken Hollow
55%inclusion55 decks100 decks
21%synergy
Ziatora's Proving Ground
43%inclusion3 decks7 decks
15%synergy
Temple Garden
43%inclusion3 decks7 decks
4%synergy
Stomping Ground
43%inclusion3 decks7 decks
2%synergy
Raffine's Tower
42%inclusion5 decks12 decks
17%synergy
Drowned Catacomb
41%inclusion41 decks100 decks
12%synergy
Exotic Orchard
41%inclusion41 decks100 decks
5%synergy
Zagoth Triome
40%inclusion4 decks10 decks
12%synergy
Dimir Aqueduct
39%inclusion39 decks100 decks
24%synergy
Xander's Lounge
38%inclusion6 decks16 decks
13%synergy
Raugrin Triome
38%inclusion3 decks8 decks
13%synergy
Savai Triome
38%inclusion3 decks8 decks
13%synergy
Mystic Monastery
38%inclusion3 decks8 decks
9%synergy
Crumbling Necropolis
38%inclusion6 decks16 decks
8%synergy
Sulfur Falls
38%inclusion6 decks16 decks
3%synergy
Blood Crypt
38%inclusion6 decks16 decks
0%synergy
Darkwater Catacombs
35%inclusion35 decks100 decks
20%synergy
Choked Estuary
34%inclusion34 decks100 decks
18%synergy
Arcane Sanctum
33%inclusion4 decks12 decks
5%synergy
Godless Shrine
33%inclusion4 decks12 decks
-7%synergy
Watery Grave
32%inclusion32 decks100 decks
-9%synergy
Smoldering Marsh
31%inclusion5 decks16 decks
-2%synergy
Steam Vents
31%inclusion5 decks16 decks
-6%synergy
Shipwreck Marsh
31%inclusion31 decks100 decks
13%synergy
Evolving Wilds
30%inclusion30 decks100 decks
9%synergy
Opulent Palace
30%inclusion3 decks10 decks
2%synergy
Overgrown Tomb
30%inclusion3 decks10 decks
-10%synergy
Breeding Pool
30%inclusion3 decks10 decks
-11%synergy
Underground River
29%inclusion29 decks100 decks
7%synergy
Tainted Isle
27%inclusion27 decks100 decks
16%synergy
Path of Ancestry
27%inclusion27 decks100 decks
5%synergy
Adarkar Wastes
25%inclusion3 decks12 decks
2%synergy
Sea of Clouds
25%inclusion3 decks12 decks
0%synergy
Shivan Reef
25%inclusion4 decks16 decks
-4%synergy
Prairie Stream
25%inclusion3 decks12 decks
-9%synergy
Hallowed Fountain
25%inclusion3 decks12 decks
-15%synergy
Temple of Deceit
24%inclusion24 decks100 decks
9%synergy
Polluted Delta
22%inclusion22 decks100 decks
10%synergy
Morphic Pool
22%inclusion22 decks100 decks
-3%synergy
Blackcleave Cliffs
19%inclusion3 decks16 decks
12%synergy
Rakdos Carnarium
19%inclusion3 decks16 decks
6%synergy
Temple of Malice
19%inclusion3 decks16 decks
5%synergy
Foreboding Ruins
19%inclusion3 decks16 decks
3%synergy
Stormcarved Coast
19%inclusion3 decks16 decks
-1%synergy
Training Center
19%inclusion3 decks16 decks
-7%synergy