Satoru Umezawa + Great Whale + Prosperous Thief

Satoru Umezawa
Great Whale
Prosperous Thief

Requires
Satoru Umezawa must be on the battlefield. Great Whale must be in hand. Prosperous Thief must be on the battlefield. Prosperous Thief does not have summoning sickness and cannot be blocked by an opponent. You control up to seven lands that can tap to produce at least 3.
Steps
  1. Declare Prosperous Thief as an attacker.
  2. When it isn't blocked, activate up to seven lands you control by tapping them, adding at least 3.
  3. Activate Great Whale's ninjutsu ability by paying 2 and returning Prosperous Thief from the battlefield to your hand, putting Great Whale onto the battlefield from your hand tapped and attacking.
  4. When Great Whale enters the battlefield, it triggers, untapping up to seven lands.
  5. Activate Prosperous Thief's ninjutsu ability by paying 1 and returning Great Whale from the battlefield to your hand, putting Prosperous Thief onto the battlefield from your hand tapped and attacking.
  6. Repeat from step 2.
  7. If you control up to seven lands that can tap to produce at least 4, this combo nets infinite mana.
Results
Infinite ETB. Infinite LTB. Infinite mana lands you control can produce. Infinite untap of lands you control.

Satoru Umezawa
2.88% of 10361 decks 298 decks
Yuriko, the Tiger's Shadow
0.17% of 23000 decks 39 decks
Goro-Goro and Satoru
0.04% of 7032 decks 3 decks
Cazur, Ruthless Stalker // Ukkima, Stalking Shadow
0.05% of 3728 decks 2 decks
Inalla, Archmage Ritualist
0.01% of 7196 decks 1 decks
Kyodai, Soul of Kamigawa
0.05% of 1840 decks 1 decks
Satoru, the Infiltrator
0.08% of 1256 decks 1 decks
New Cards
Kaito, Cunning Infiltrator
75% of 8 decks +71% synergy
Gloomlake Verge
67% of 36 decks +47% synergy
Kaito, Bane of Nightmares
64% of 50 decks +59% synergy
Taeko, the Patient Avalanche
60% of 5 decks +57% synergy
Enter the Enigma
53% of 17 decks +44% synergy
High Synergy Cards
Silver-Fur Master
97% of 345 decks +94% synergy
Thousand-Faced Shadow
93% of 345 decks +92% synergy
Changeling Outcast
85% of 345 decks +80% synergy
Ornithopter
74% of 345 decks +72% synergy
Slither Blade
73% of 345 decks +71% synergy
Moon-Circuit Hacker
64% of 345 decks +63% synergy
Ingenious Infiltrator
64% of 345 decks +61% synergy
Triton Shorestalker
62% of 345 decks +60% synergy
Yuriko, the Tiger's Shadow
61% of 345 decks +59% synergy
Silent-Blade Oni
62% of 345 decks +59% synergy
Top Cards
Baleful Strix
70% of 345 decks +57% synergy
Counterspell
65% of 345 decks +22% synergy
Satoru, the Infiltrator
63% of 143 decks +59% synergy
Peregrine Drake
62% of 345 decks +58% synergy
Fallen Shinobi
59% of 345 decks +55% synergy
Gingerbrute
54% of 345 decks +53% synergy
Lightning Greaves
53% of 345 decks +28% synergy
Blightsteel Colossus
53% of 345 decks +51% synergy
Rune-Scarred Demon
52% of 345 decks +49% synergy
Mist-Cloaked Herald
51% of 345 decks +50% synergy
Creatures
Terror of the Peaks
60% of 5 decks +55% synergy
Sakashima's Student
51% of 345 decks +50% synergy
Tormented Soul
50% of 345 decks +49% synergy
Faerie Seer
47% of 345 decks +45% synergy
Ancient Silver Dragon
46% of 327 decks +43% synergy
Silent Hallcreeper
46% of 26 decks +38% synergy
Nashi, Moon Sage's Scion
43% of 345 decks +41% synergy
Ninja of the Deep Hours
42% of 345 decks +41% synergy
Palinchron
41% of 345 decks +40% synergy
Dimir Infiltrator
41% of 345 decks +39% synergy
Invisible Stalker
41% of 345 decks +39% synergy
Archon of Cruelty
40% of 345 decks +37% synergy
Mistblade Shinobi
39% of 345 decks +38% synergy
Gudul Lurker
39% of 345 decks +38% synergy
Unstoppable Slasher
38% of 26 decks +32% synergy
Grazilaxx, Illithid Scholar
38% of 345 decks +36% synergy
Jin-Gitaxias, Core Augur
38% of 345 decks +35% synergy
Dauthi Voidwalker
36% of 345 decks +28% synergy
Siren Stormtamer
34% of 345 decks +31% synergy
Dour Port-Mage
34% of 61 decks +29% synergy
Ink-Eyes, Servant of Oni
32% of 345 decks +31% synergy
Nezahal, Primal Tide
32% of 345 decks +28% synergy
Valgavoth, Terror Eater
30% of 50 decks +24% synergy
Spectral Sailor
30% of 345 decks +28% synergy
Toxrill, the Corrosive
30% of 345 decks +27% synergy
Tetsuko Umezawa, Fugitive
29% of 345 decks +26% synergy
Mindleech Mass
28% of 345 decks +27% synergy
Higure, the Still Wind
26% of 345 decks +25% synergy
Jin-Gitaxias, Progress Tyrant
26% of 345 decks +23% synergy
Ingenious Prodigy
25% of 211 decks +24% synergy
Sheoldred, Whispering One
25% of 345 decks +20% synergy
Lord of the Void
23% of 345 decks +22% synergy
Moonsnare Specialist
23% of 345 decks +22% synergy
Void Winnower
22% of 345 decks +21% synergy
Skullsnatcher
22% of 345 decks +21% synergy
Callidus Assassin
21% of 312 decks +19% synergy
Orochi Soul-Reaver
20% of 108 decks +19% synergy
Thassa's Oracle
20% of 345 decks +13% synergy
Agent of Treachery
20% of 345 decks +18% synergy
Covert Technician
19% of 345 decks +19% synergy
Dokuchi Silencer
19% of 345 decks +19% synergy
Wrexial, the Risen Deep
19% of 345 decks +17% synergy
Consecrated Sphinx
19% of 345 decks +14% synergy
Hullbreaker Horror
18% of 345 decks +10% synergy
Archpriest of Shadows
17% of 253 decks +16% synergy
Ornithopter of Paradise
17% of 345 decks +13% synergy
Biting-Palm Ninja
17% of 345 decks +17% synergy
Phyrexian Metamorph
17% of 345 decks +10% synergy
Throat Slitter
15% of 345 decks +14% synergy
Sepulchral Primordial
15% of 345 decks +13% synergy
Instants
Brainstorm
48% of 345 decks +26% synergy
Cyclonic Rift
43% of 345 decks +15% synergy
Dark Ritual
42% of 345 decks +20% synergy
Negate
42% of 345 decks +19% synergy
Vampiric Tutor
35% of 345 decks +16% synergy
Withering Torment
35% of 23 decks +13% synergy
An Offer You Can't Refuse
34% of 334 decks +13% synergy
Fierce Guardianship
33% of 345 decks +15% synergy
Swan Song
30% of 345 decks +13% synergy
Get Out
27% of 11 decks +22% synergy
Force of Negation
25% of 345 decks +15% synergy
Mana Drain
25% of 345 decks +9% synergy
Deadly Rollick
24% of 345 decks +13% synergy
Arcane Denial
24% of 345 decks +4% synergy
Mystical Tutor
23% of 345 decks +8% synergy
Fell the Profane
23% of 95 decks +11% synergy
Pongify
23% of 345 decks +11% synergy
Force of Will
21% of 345 decks +10% synergy
Sink into Stupor
21% of 95 decks +8% synergy
Spell Pierce
21% of 345 decks +17% synergy
Infernal Grasp
19% of 345 decks +11% synergy
March of Swirling Mist
18% of 345 decks +15% synergy
Flare of Denial
18% of 102 decks +14% synergy
Demonic Consultation
17% of 345 decks +13% synergy
High Tide
15% of 345 decks +11% synergy
Dispel
15% of 345 decks +10% synergy
Lim-Dûl's Vault
14% of 345 decks +11% synergy
Pact of Negation
14% of 345 decks +6% synergy
Flusterstorm
13% of 345 decks +6% synergy
Rapid Hybridization
13% of 345 decks +3% synergy
Waterlogged Teachings
13% of 95 decks +6% synergy
Strix Serenade
13% of 95 decks +6% synergy
Mental Misstep
12% of 345 decks +6% synergy
Go for the Throat
11% of 345 decks +4% synergy
Malakir Rebirth
11% of 345 decks +3% synergy
Miscast
10% of 345 decks +8% synergy
Snap
10% of 345 decks +3% synergy
Reality Shift
10% of 345 decks +1% synergy
Misdirection
9% of 345 decks +7% synergy
Chain of Vapor
8% of 345 decks +4% synergy
Murder
8% of 345 decks +5% synergy
Brainsurge
8% of 101 decks +5% synergy
Familiar's Ruse
8% of 345 decks +7% synergy
Opt
8% of 345 decks -2% synergy
Countersquall
8% of 345 decks +5% synergy
Dismember
8% of 345 decks +5% synergy
Baleful Mastery
8% of 345 decks +5% synergy
Tainted Pact
7% of 345 decks +3% synergy
Snuff Out
7% of 345 decks +5% synergy
Resculpt
7% of 345 decks +2% synergy
Sorceries
Vandalblast
60% of 5 decks +44% synergy
Feed the Swarm
38% of 345 decks +20% synergy
Demonic Tutor
37% of 345 decks +15% synergy
Toxic Deluge
30% of 345 decks +13% synergy
Ponder
25% of 345 decks +12% synergy
Diabolic Tutor
19% of 345 decks +13% synergy
Preordain
16% of 345 decks +5% synergy
Reanimate
15% of 345 decks -0% synergy
Imperial Seal
14% of 345 decks +8% synergy
Damnation
13% of 345 decks +5% synergy
Ringsight
11% of 237 decks +6% synergy
Gitaxian Probe
10% of 345 decks +5% synergy
Grim Tutor
8% of 345 decks +4% synergy
Kaito's Pursuit
8% of 345 decks +8% synergy
Profane Tutor
7% of 345 decks +4% synergy
Windfall
6% of 345 decks -7% synergy
Scheming Symmetry
6% of 345 decks +4% synergy
Diabolic Intent
6% of 345 decks -3% synergy
Sea Gate Restoration
6% of 345 decks +1% synergy
Utility Artifacts
Swiftfoot Boots
39% of 345 decks +11% synergy
Bident of Thassa
26% of 345 decks +19% synergy
Whispersilk Cloak
19% of 345 decks +15% synergy
Sensei's Divining Top
14% of 345 decks +9% synergy
Dowsing Dagger
12% of 345 decks +12% synergy
Wishclaw Talisman
12% of 345 decks +6% synergy
Brotherhood Regalia
12% of 78 decks +7% synergy
Assassin Gauntlet
10% of 69 decks +8% synergy
Grafdigger's Cage
10% of 345 decks +9% synergy
Altar of the Brood
10% of 345 decks +9% synergy
Sword of the Animist
10% of 345 decks +5% synergy
Cursed Totem
8% of 345 decks +7% synergy
Wayfarer's Bauble
8% of 345 decks -2% synergy
The One Ring
7% of 256 decks -2% synergy
Mithril Coat
5% of 229 decks -1% synergy
Neurok Stealthsuit
5% of 345 decks +5% synergy
Scroll Rack
5% of 345 decks +4% synergy
Enchantments
Rhystic Study
43% of 345 decks +15% synergy
Mystic Remora
32% of 345 decks +14% synergy
Reconnaissance Mission
28% of 345 decks +23% synergy
Cunning Evasion
25% of 345 decks +25% synergy
Smoke Shroud
18% of 345 decks +18% synergy
Rogue Class
14% of 345 decks +12% synergy
Aqueous Form
13% of 345 decks +9% synergy
Propaganda
12% of 345 decks +1% synergy
Phyrexian Arena
10% of 345 decks -5% synergy
Bitterblossom
9% of 345 decks +5% synergy
Leyline of Transformation
8% of 36 decks +5% synergy
Coastal Piracy
8% of 345 decks +6% synergy
Gossip's Talent
8% of 64 decks +6% synergy
Black Market Connections
6% of 327 decks -5% synergy
Rooftop Bypass
5% of 79 decks +1% synergy
Planeswalkers
Kaito Shizuki
50% of 345 decks +49% synergy
Kaito, Dancing Shadow
33% of 286 decks +31% synergy
Utility Lands
Rogue's Passage
53% of 345 decks +34% synergy
Reliquary Tower
48% of 345 decks +18% synergy
Otawara, Soaring City
35% of 345 decks +18% synergy
Bojuka Bog
32% of 345 decks +2% synergy
Takenuma, Abandoned Mire
28% of 345 decks +17% synergy
Creeping Tar Pit
27% of 345 decks +24% synergy
Urborg, Tomb of Yawgmoth
23% of 345 decks +13% synergy
Shizo, Death's Storehouse
22% of 345 decks +17% synergy
Access Tunnel
18% of 345 decks +16% synergy
Ancient Tomb
17% of 345 decks +7% synergy
Mystic Sanctuary
16% of 345 decks +4% synergy
The Black Gate
15% of 227 decks +11% synergy
Urza's Saga
11% of 345 decks +4% synergy
Cabal Coffers
11% of 345 decks +0% synergy
Temple of the False God
11% of 345 decks +1% synergy
Blinkmoth Nexus
10% of 345 decks +10% synergy
Command Beacon
10% of 345 decks +5% synergy
Rivendell
9% of 237 decks +4% synergy
Emergence Zone
8% of 345 decks +6% synergy
Halimar Depths
8% of 345 decks +5% synergy
Minas Morgul, Dark Fortress
8% of 195 decks +5% synergy
Restless Reef
7% of 172 decks +3% synergy
Mana Artifacts
Sol Ring
94% of 345 decks +10% synergy
Arcane Signet
89% of 345 decks +17% synergy
Talisman of Dominance
60% of 345 decks +29% synergy
Dimir Signet
60% of 345 decks +30% synergy
Fellwar Stone
37% of 345 decks +16% synergy
Thought Vessel
34% of 345 decks +17% synergy
Mind Stone
21% of 345 decks +3% synergy
Commander's Sphere
19% of 345 decks +4% synergy
Lotus Petal
18% of 345 decks +11% synergy
Mana Crypt
17% of 345 decks +8% synergy
Chrome Mox
14% of 345 decks +8% synergy
Mox Amber
12% of 345 decks +7% synergy
Jeweled Lotus
12% of 345 decks +5% synergy
Mox Diamond
9% of 345 decks +5% synergy
Dimir Keyrune
9% of 345 decks +7% synergy
Mox Opal
9% of 345 decks +4% synergy
Decanter of Endless Water
7% of 327 decks +2% synergy
Mana Vault
6% of 345 decks -0% synergy
Lands
Command Tower
88% of 345 decks +14% synergy
Sunken Hollow
65% of 345 decks +30% synergy
Crumbling Necropolis
60% of 5 decks +29% synergy
Watery Grave
55% of 345 decks +14% synergy
Drowned Catacomb
51% of 345 decks +25% synergy
Morphic Pool
49% of 345 decks +23% synergy
Shipwreck Marsh
45% of 345 decks +26% synergy
Dimir Aqueduct
42% of 345 decks +25% synergy
Exotic Orchard
41% of 345 decks +6% synergy
Underground River
38% of 345 decks +19% synergy
Choked Estuary
38% of 345 decks +21% synergy
Tainted Isle
36% of 345 decks +25% synergy
Polluted Delta
35% of 345 decks +24% synergy
Darkwater Catacombs
34% of 345 decks +20% synergy
Clearwater Pathway
31% of 345 decks +21% synergy
Temple of Deceit
29% of 345 decks +12% synergy
Undercity Sewers
22% of 160 decks +8% synergy
Underground Sea
19% of 345 decks +5% synergy
Darkslick Shores
18% of 345 decks +13% synergy
Dismal Backwater
18% of 345 decks +11% synergy
Sunken Ruins
18% of 345 decks +13% synergy
Misty Rainforest
17% of 345 decks +5% synergy
Marsh Flats
16% of 345 decks +4% synergy
Flooded Strand
15% of 345 decks +5% synergy
Verdant Catacombs
15% of 345 decks +4% synergy
Evolving Wilds
15% of 345 decks -6% synergy
Path of Ancestry
15% of 345 decks -6% synergy
Fetid Pools
15% of 345 decks +9% synergy
Bloodstained Mire
14% of 345 decks +3% synergy
Scalding Tarn
14% of 345 decks +3% synergy
Prismatic Vista
12% of 345 decks +7% synergy
City of Brass
12% of 345 decks +4% synergy
Myriad Landscape
12% of 345 decks -8% synergy
Gemstone Caverns
12% of 345 decks +7% synergy
Ice Tunnel
10% of 345 decks +7% synergy
Reflecting Pool
10% of 345 decks +4% synergy
Escape Tunnel
9% of 151 decks +7% synergy
Fabled Passage
9% of 345 decks -0% synergy
Mana Confluence
8% of 345 decks +1% synergy
Terramorphic Expanse
8% of 345 decks -8% synergy
Contaminated Aquifer
8% of 319 decks +4% synergy
Cavern of Souls
6% of 345 decks -0% synergy
Plaza of Heroes
6% of 319 decks +3% synergy
Soured Springs
6% of 143 decks +3% synergy
Secluded Courtyard
6% of 345 decks +1% synergy
River of Tears
5% of 345 decks +2% synergy