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 creatures
Satoru Umezawa
0.3%inclusion44 decks12.9K decks
Yuriko, the Tiger's Shadow
0.1%inclusion17 decks29.7K decks
Goro-Goro and Satoru
0.1%inclusion5 decks8.22K decks
Sisay, Weatherlight Captain
0.0%inclusion3 decks16K decks
Satoru, the Infiltrator
0.1%inclusion3 decks2.37K decks
Jin Sakai, Ghost of Tsushima
0.0%inclusion2 decks7.31K decks
Taeko, the Patient Avalanche
0.1%inclusion1 decks803 decks
Breya, Etherium Shaper
0.0%inclusion1 decks19.2K decks
Cazur, Ruthless Stalker // Ukkima, Stalking Shadow
0.0%inclusion1 decks4.62K decks
Kefka, Court Mage
0.0%inclusion1 decks18.2K decks
Vela the Night-Clad
0.1%inclusion1 decks797 decks
Phenax, God of Deception
0.0%inclusion1 decks8.09K decks
Jodah, the Unifier
0.0%inclusion1 decks27.1K decks
Rona, Herald of Invasion
0.0%inclusion1 decks2.48K decks
Obeka, Brute Chronologist
0.0%inclusion1 decks7.91K decks
Sefris of the Hidden Ways
0.0%inclusion1 decks10.3K decks
Rukarumel, Biologist
0.0%inclusion1 decks3.96K decks
Kenrith, the Returned King
0.0%inclusion1 decks27.9K 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
73%inclusion67 decks92 decks
70%synergy
Thousand-Faced Shadow
55%inclusion51 decks92 decks
54%synergy
Chulane, Teller of Tales
57%inclusion4 decks7 decks
52%synergy
Fallen Shinobi
50%inclusion46 decks92 decks
47%synergy
Prosperous Thief
48%inclusion44 decks92 decks
46%synergy
Silent-Blade Oni
49%inclusion45 decks92 decks
46%synergy
Changeling Outcast
48%inclusion44 decks92 decks
43%synergy
Medomai the Ageless
42%inclusion5 decks12 decks
41%synergy
Kaito Shizuki
41%inclusion38 decks92 decks
40%synergy
Satoru, the Infiltrator
42%inclusion36 decks86 decks
40%synergy
Top Cards
Path to Exile
67%inclusion8 decks12 decks
20%synergy
Counterspell
59%inclusion54 decks92 decks
17%synergy
Slither Blade
40%inclusion37 decks92 decks
38%synergy
Spring-Leaf Avenger
40%inclusion4 decks10 decks
40%synergy
Kodama's Reach
40%inclusion4 decks10 decks
12%synergy
Rampant Growth
40%inclusion4 decks10 decks
7%synergy
Baleful Strix
39%inclusion36 decks92 decks
26%synergy
Ornithopter
38%inclusion35 decks92 decks
36%synergy
Triton Shorestalker
37%inclusion34 decks92 decks
35%synergy
Tetsuko Umezawa, Fugitive
37%inclusion34 decks92 decks
35%synergy
Game Changers
Smothering Tithe
58%inclusion7 decks12 decks
37%synergy
Rhystic Study
29%inclusion27 decks92 decks
5%synergy
Teferi's Protection
25%inclusion3 decks12 decks
8%synergy
Cyclonic Rift
25%inclusion23 decks92 decks
2%synergy
Fierce Guardianship
17%inclusion16 decks92 decks
0%synergy
Mystical Tutor
12%inclusion11 decks92 decks
0%synergy
Opposition Agent
10%inclusion9 decks92 decks
4%synergy
Consecrated Sphinx
6.5%inclusion6 decks92 decks
2%synergy
Notion Thief
6.5%inclusion6 decks92 decks
1%synergy
Thassa's Oracle
6.5%inclusion6 decks92 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
35%synergy
Moon-Circuit Hacker
36%inclusion33 decks92 decks
35%synergy
Mistblade Shinobi
34%inclusion31 decks92 decks
33%synergy
Ingenious Infiltrator
34%inclusion31 decks92 decks
31%synergy
Phoenix Chick
33%inclusion5 decks15 decks
33%synergy
Lagomos, Hand of Hatred
33%inclusion5 decks15 decks
31%synergy
Ink-Eyes, Servant of Oni
33%inclusion30 decks92 decks
32%synergy
Nashi, Moon Sage's Scion
33%inclusion30 decks92 decks
31%synergy
Ghalta, Stampede Tyrant
30%inclusion3 decks10 decks
27%synergy
Invisible Stalker
29%inclusion27 decks92 decks
28%synergy
Mist-Cloaked Herald
28%inclusion26 decks92 decks
27%synergy
Blightsteel Colossus
28%inclusion26 decks92 decks
27%synergy
Tormented Soul
27%inclusion25 decks92 decks
26%synergy
Reinforced Ronin
27%inclusion4 decks15 decks
26%synergy
Ilharg, the Raze-Boar
27%inclusion4 decks15 decks
25%synergy
Delina, Wild Mage
27%inclusion4 decks15 decks
25%synergy
Kiki-Jiki, Mirror Breaker
27%inclusion4 decks15 decks
24%synergy
Gingerbrute
26%inclusion24 decks92 decks
25%synergy
Reya Dawnbringer
25%inclusion3 decks12 decks
24%synergy
Yuriko, the Tiger's Shadow
25%inclusion23 decks92 decks
24%synergy
Ninja of the Deep Hours
24%inclusion22 decks92 decks
23%synergy
Peregrine Drake
24%inclusion22 decks92 decks
21%synergy
Grazilaxx, Illithid Scholar
23%inclusion21 decks92 decks
21%synergy
Koh, the Face Stealer
22%inclusion2 decks9 decks
22%synergy
Sakashima's Student
22%inclusion20 decks92 decks
21%synergy
Biting-Palm Ninja
21%inclusion19 decks92 decks
20%synergy
Moonsnare Specialist
21%inclusion19 decks92 decks
20%synergy
Higure, the Still Wind
21%inclusion19 decks92 decks
20%synergy
Dimir Infiltrator
21%inclusion19 decks92 decks
19%synergy
Genasi Enforcers
20%inclusion3 decks15 decks
20%synergy
Tiamat's Fanatics
20%inclusion3 decks15 decks
20%synergy
Elturel Survivors
20%inclusion3 decks15 decks
19%synergy
Orochi Soul-Reaver
20%inclusion17 decks85 decks
19%synergy
Coercive Recruiter
20%inclusion3 decks15 decks
19%synergy
Saheeli, the Sun's Brilliance
20%inclusion3 decks15 decks
18%synergy
Krenko, Mob Boss
20%inclusion3 decks15 decks
18%synergy
Urabrask the Hidden
20%inclusion3 decks15 decks
18%synergy
Combat Celebrant
20%inclusion3 decks15 decks
17%synergy
Loyal Apprentice
20%inclusion3 decks15 decks
16%synergy
Ragavan, Nimble Pilferer
20%inclusion3 decks15 decks
12%synergy
Dokuchi Silencer
20%inclusion18 decks92 decks
19%synergy
Throat Slitter
20%inclusion18 decks92 decks
19%synergy
Rune-Scarred Demon
20%inclusion18 decks92 decks
17%synergy
Mindleech Mass
17%inclusion16 decks92 decks
17%synergy
Hullbreaker Horror
17%inclusion16 decks92 decks
10%synergy
Gudul Lurker
16%inclusion15 decks92 decks
16%synergy
Lord of the Void
16%inclusion15 decks92 decks
15%synergy
Faerie Seer
16%inclusion15 decks92 decks
15%synergy
Instants
Negate
35%inclusion32 decks92 decks
14%synergy
Turtles Forever
33%inclusion1 decks3 decks
33%synergy
Anguished Unmaking
33%inclusion4 decks12 decks
9%synergy
Swords to Plowshares
33%inclusion4 decks12 decks
-28%synergy
Dark Ritual
27%inclusion25 decks92 decks
3%synergy
Dovin's Veto
25%inclusion3 decks12 decks
7%synergy
An Offer You Can't Refuse
25%inclusion23 decks92 decks
1%synergy
Brainstorm
23%inclusion21 decks92 decks
4%synergy
Arcane Denial
23%inclusion21 decks92 decks
3%synergy
Deflecting Swat
20%inclusion3 decks15 decks
3%synergy
Deadly Rollick
16%inclusion15 decks92 decks
3%synergy
Infernal Grasp
14%inclusion13 decks92 decks
7%synergy
Go for the Throat
12%inclusion11 decks92 decks
5%synergy
Frantic Search
12%inclusion11 decks92 decks
-2%synergy
Mana Drain
12%inclusion11 decks92 decks
-3%synergy
Murder
11%inclusion10 decks92 decks
7%synergy
Aetherize
10%inclusion9 decks92 decks
3%synergy
Pongify
10%inclusion9 decks92 decks
-2%synergy
Vampiric Tutor
10%inclusion9 decks92 decks
-5%synergy
Mana Leak
8.7%inclusion8 decks92 decks
7%synergy
Snap
8.7%inclusion8 decks92 decks
1%synergy
Malakir Rebirth
8.7%inclusion8 decks92 decks
1%synergy
Swan Song
8.7%inclusion8 decks92 decks
-9%synergy
Unravel
7.7%inclusion3 decks39 decks
7%synergy
Spell Pierce
7.6%inclusion7 decks92 decks
4%synergy
Drown in the Loch
7.6%inclusion7 decks92 decks
3%synergy
Opt
7.6%inclusion7 decks92 decks
-2%synergy
Force of Will
7.6%inclusion7 decks92 decks
-2%synergy
Tale's End
6.5%inclusion6 decks92 decks
6%synergy
Dramatic Reversal
6.5%inclusion6 decks92 decks
2%synergy
Ghostly Flicker
6.5%inclusion6 decks92 decks
2%synergy
Rapid Hybridization
6.5%inclusion6 decks92 decks
-3%synergy
Flare of Denial
6.0%inclusion5 decks83 decks
4%synergy
Fell the Profane
6.0%inclusion5 decks83 decks
-3%synergy
Memory Lapse
5.4%inclusion5 decks92 decks
4%synergy
Commandeer
5.4%inclusion5 decks92 decks
4%synergy
Dismember
5.4%inclusion5 decks92 decks
2%synergy
Lim-Dûl's Vault
5.4%inclusion5 decks92 decks
2%synergy
Dispel
5.4%inclusion5 decks92 decks
2%synergy
Resculpt
5.4%inclusion5 decks92 decks
2%synergy
Dig Through Time
5.4%inclusion5 decks92 decks
1%synergy
Sorceries
Blasphemous Act
33%inclusion5 decks15 decks
0%synergy
Three Visits
30%inclusion3 decks10 decks
6%synergy
Cultivate
30%inclusion3 decks10 decks
-13%synergy
Farewell
25%inclusion3 decks12 decks
12%synergy
Faithless Looting
20%inclusion3 decks15 decks
4%synergy
Feed the Swarm
20%inclusion18 decks92 decks
3%synergy
Toxic Deluge
15%inclusion14 decks92 decks
-3%synergy
Demonic Tutor
15%inclusion14 decks92 decks
-4%synergy
Ponder
13%inclusion12 decks92 decks
1%synergy
Reanimate
13%inclusion12 decks92 decks
-6%synergy
Preordain
12%inclusion11 decks92 decks
3%synergy
Enter the Enigma
11%inclusion8 decks71 decks
9%synergy
Ringsight
8.7%inclusion8 decks92 decks
6%synergy
Victimize
8.7%inclusion8 decks92 decks
-4%synergy
Damnation
7.6%inclusion7 decks92 decks
1%synergy
Scheming Symmetry
6.5%inclusion6 decks92 decks
5%synergy
Diabolic Tutor
6.5%inclusion6 decks92 decks
1%synergy
Chart a Course
5.4%inclusion5 decks92 decks
4%synergy
Ravenform
5.4%inclusion5 decks92 decks
3%synergy
Profane Tutor
5.4%inclusion5 decks92 decks
3%synergy
Grim Tutor
5.4%inclusion5 decks92 decks
1%synergy
Utility Artifacts
Lightning Greaves
37%inclusion34 decks92 decks
12%synergy
Swiftfoot Boots
32%inclusion29 decks92 decks
4%synergy
Bident of Thassa
30%inclusion28 decks92 decks
24%synergy
Hammer of Purphoros
27%inclusion4 decks15 decks
26%synergy
Urabrask's Forge
20%inclusion3 decks15 decks
19%synergy
Sensei's Divining Top
16%inclusion15 decks92 decks
12%synergy
Whispersilk Cloak
13%inclusion12 decks92 decks
9%synergy
Maskwood Nexus
7.6%inclusion7 decks92 decks
5%synergy
Smoke Bomb
6.6%inclusion5 decks76 decks
6%synergy
Assassin Gauntlet
6.6%inclusion5 decks76 decks
6%synergy
Bolas's Citadel
6.5%inclusion6 decks92 decks
-2%synergy
The Key to the Vault
5.8%inclusion5 decks86 decks
4%synergy
Quietus Spike
5.4%inclusion5 decks92 decks
5%synergy
Dowsing Dagger
5.4%inclusion5 decks92 decks
5%synergy
Sapphire Medallion
5.4%inclusion5 decks92 decks
3%synergy
Jet Medallion
5.4%inclusion5 decks92 decks
2%synergy
Panharmonicon
5.4%inclusion5 decks92 decks
1%synergy
Wishclaw Talisman
5.4%inclusion5 decks92 decks
0%synergy
Wayfarer's Bauble
5.4%inclusion5 decks92 decks
-2%synergy
Brotherhood Regalia
5.3%inclusion4 decks76 decks
3%synergy
Enchantments
Daring Piracy
27%inclusion4 decks15 decks
26%synergy
Ghostly Prison
25%inclusion3 decks12 decks
14%synergy
Reconnaissance Mission
22%inclusion20 decks92 decks
18%synergy
Smoke Shroud
21%inclusion19 decks92 decks
20%synergy
Waterbender Ascension
20%inclusion2 decks10 decks
17%synergy
Cunning Evasion
17%inclusion16 decks92 decks
17%synergy
Rogue Class
16%inclusion15 decks92 decks
15%synergy
Aqueous Form
16%inclusion15 decks92 decks
12%synergy
Propaganda
15%inclusion14 decks92 decks
2%synergy
Phyrexian Arena
13%inclusion12 decks92 decks
-3%synergy
Kindred Discovery
11%inclusion10 decks92 decks
4%synergy
Mystic Remora
11%inclusion10 decks92 decks
-5%synergy
Coastal Piracy
8.7%inclusion8 decks92 decks
7%synergy
Gossip's Talent
8.0%inclusion6 decks75 decks
7%synergy
Rooftop Bypass
7.9%inclusion6 decks76 decks
7%synergy
Leyline of Transformation
7.0%inclusion5 decks71 decks
6%synergy
Dauthi Embrace
5.4%inclusion5 decks92 decks
5%synergy
Cover of Darkness
5.4%inclusion5 decks92 decks
3%synergy
Omniscience
5.4%inclusion5 decks92 decks
2%synergy
Bitterblossom
5.4%inclusion5 decks92 decks
1%synergy
Black Market Connections
5.4%inclusion5 decks92 decks
-7%synergy
Planeswalkers
Kaito, Cunning Infiltrator
30%inclusion20 decks67 decks
29%synergy
Kaito, Dancing Shadow
29%inclusion27 decks92 decks
28%synergy
Kaito, Bane of Nightmares
25%inclusion18 decks71 decks
24%synergy
Ashiok, Dream Render
7.6%inclusion7 decks92 decks
5%synergy
Utility Lands
Rogue's Passage
50%inclusion46 decks92 decks
30%synergy
Reliquary Tower
50%inclusion46 decks92 decks
20%synergy
Bojuka Bog
24%inclusion22 decks92 decks
-6%synergy
Creeping Tar Pit
22%inclusion20 decks92 decks
19%synergy
Access Tunnel
20%inclusion18 decks92 decks
17%synergy
Otawara, Soaring City
8.7%inclusion8 decks92 decks
-8%synergy
Halimar Depths
7.6%inclusion7 decks92 decks
5%synergy
Takenuma, Abandoned Mire
7.6%inclusion7 decks92 decks
-1%synergy
Urborg, Tomb of Yawgmoth
6.5%inclusion6 decks92 decks
-2%synergy
Minas Morgul, Dark Fortress
5.4%inclusion5 decks92 decks
4%synergy
Shizo, Death's Storehouse
5.4%inclusion5 decks92 decks
1%synergy
Mana Artifacts
Sol Ring
91%inclusion84 decks92 decks
8%synergy
Arcane Signet
86%inclusion79 decks92 decks
14%synergy
Dimir Signet
45%inclusion41 decks92 decks
19%synergy
Thought Vessel
39%inclusion36 decks92 decks
22%synergy
Talisman of Dominance
37%inclusion34 decks92 decks
4%synergy
Izzet Signet
33%inclusion5 decks15 decks
9%synergy
Rakdos Signet
33%inclusion5 decks15 decks
8%synergy
Talisman of Creativity
33%inclusion5 decks15 decks
5%synergy
Fellwar Stone
27%inclusion25 decks92 decks
7%synergy
Commander's Sphere
24%inclusion22 decks92 decks
12%synergy
Talisman of Indulgence
20%inclusion3 decks15 decks
-8%synergy
Mind Stone
14%inclusion13 decks92 decks
-1%synergy
Dimir Keyrune
11%inclusion10 decks92 decks
10%synergy
Chromatic Lantern
8.7%inclusion8 decks92 decks
0%synergy
Decanter of Endless Water
7.6%inclusion7 decks92 decks
4%synergy
Relic of Legends
6.5%inclusion6 decks92 decks
4%synergy
Lotus Petal
6.5%inclusion6 decks92 decks
-1%synergy
Midnight Clock
5.4%inclusion5 decks92 decks
1%synergy
Lands
Command Tower
79%inclusion73 decks92 decks
5%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
54%inclusion50 decks92 decks
20%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
Drowned Catacomb
41%inclusion38 decks92 decks
12%synergy
Xander's Lounge
40%inclusion6 decks15 decks
16%synergy
Zagoth Triome
40%inclusion4 decks10 decks
12%synergy
Crumbling Necropolis
40%inclusion6 decks15 decks
11%synergy
Sulfur Falls
40%inclusion6 decks15 decks
5%synergy
Blood Crypt
40%inclusion6 decks15 decks
3%synergy
Exotic Orchard
39%inclusion36 decks92 decks
3%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
Darkwater Catacombs
36%inclusion33 decks92 decks
21%synergy
Dimir Aqueduct
35%inclusion32 decks92 decks
20%synergy
Raffine's Tower
33%inclusion4 decks12 decks
9%synergy
Arcane Sanctum
33%inclusion4 decks12 decks
5%synergy
Smoldering Marsh
33%inclusion5 decks15 decks
0%synergy
Prairie Stream
33%inclusion4 decks12 decks
0%synergy
Steam Vents
33%inclusion5 decks15 decks
-4%synergy
Godless Shrine
33%inclusion4 decks12 decks
-8%synergy
Choked Estuary
33%inclusion30 decks92 decks
17%synergy
Underground River
33%inclusion30 decks92 decks
10%synergy
Watery Grave
33%inclusion30 decks92 decks
-9%synergy
Shipwreck Marsh
32%inclusion29 decks92 decks
13%synergy
Evolving Wilds
32%inclusion29 decks92 decks
11%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
Tainted Isle
28%inclusion26 decks92 decks
17%synergy
Path of Ancestry
28%inclusion26 decks92 decks
6%synergy
Shivan Reef
27%inclusion4 decks15 decks
-3%synergy
Adarkar Wastes
25%inclusion3 decks12 decks
2%synergy
Hallowed Fountain
25%inclusion3 decks12 decks
-14%synergy
Polluted Delta
23%inclusion21 decks92 decks
11%synergy
Temple of Deceit
22%inclusion20 decks92 decks
7%synergy
Morphic Pool
22%inclusion20 decks92 decks
-3%synergy
Blackcleave Cliffs
20%inclusion3 decks15 decks
14%synergy
Temple of Malice
20%inclusion3 decks15 decks
6%synergy
Foreboding Ruins
20%inclusion3 decks15 decks
4%synergy
Stormcarved Coast
20%inclusion3 decks15 decks
1%synergy
Training Center
20%inclusion3 decks15 decks
-5%synergy
Dragonskull Summit
20%inclusion3 decks15 decks
-14%synergy
Gloomlake Verge
17%inclusion12 decks71 decks
8%synergy