Satoru Umezawa + Great Whale + Nezumi Prowler

Satoru Umezawa
Great Whale
Nezumi Prowler

Requires
Satoru Umezawa must be on the battlefield. Great Whale must be in hand. Nezumi Prowler must be on the battlefield. Nezumi Prowler 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 Nezumi Prowler 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 Nezumi Prowler 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 Nezumi Prowler's ninjutsu ability by paying 1 and returning Great Whale from the battlefield to your hand, putting Nezumi Prowler 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
0.46% of 10585 decks 49 decks
Yuriko, the Tiger's Shadow
0.04% of 23538 decks 10 decks
Kyodai, Soul of Kamigawa
0.05% of 1869 decks 1 decks
Inalla, Archmage Ritualist
0.01% of 7352 decks 1 decks
Goro-Goro and Satoru
0.01% of 7365 decks 1 decks
New Cards
Taeko, the Patient Avalanche
100% of 3 decks +98% synergy
Gloomlake Verge
83% of 6 decks +65% synergy
Kaito, Bane of Nightmares
82% of 11 decks +77% synergy
Kaito, Cunning Infiltrator
75% of 4 decks +72% synergy
High Synergy Cards
Silver-Fur Master
95% of 62 decks +92% synergy
Thousand-Faced Shadow
87% of 62 decks +85% synergy
Prosperous Thief
77% of 62 decks +76% synergy
Moon-Circuit Hacker
76% of 62 decks +75% synergy
Slither Blade
71% of 62 decks +69% synergy
Changeling Outcast
69% of 62 decks +65% synergy
Peregrine Drake
66% of 62 decks +63% synergy
Silent-Blade Oni
61% of 62 decks +59% synergy
Mistblade Shinobi
56% of 62 decks +55% synergy
Moonsnare Specialist
55% of 62 decks +54% synergy
Top Cards
Counterspell
66% of 62 decks +23% synergy
Lightning Greaves
60% of 62 decks +34% synergy
Fallen Shinobi
58% of 62 decks +54% synergy
Satoru, the Infiltrator
57% of 30 decks +53% synergy
Ornithopter
55% of 62 decks +53% synergy
Ingenious Infiltrator
55% of 62 decks +52% synergy
Baleful Strix
55% of 62 decks +42% synergy
Negate
52% of 62 decks +29% synergy
Ninja of the Deep Hours
50% of 62 decks +49% synergy
Triton Shorestalker
50% of 62 decks +48% synergy
Creatures
Yuriko, the Tiger's Shadow
48% of 62 decks +47% synergy
Dimir Infiltrator
48% of 62 decks +47% synergy
Nashi, Moon Sage's Scion
47% of 62 decks +45% synergy
Dokuchi Silencer
42% of 62 decks +41% synergy
Gingerbrute
42% of 62 decks +41% synergy
Mist-Cloaked Herald
42% of 62 decks +41% synergy
Ink-Eyes, Servant of Oni
40% of 62 decks +39% synergy
Biting-Palm Ninja
39% of 62 decks +38% synergy
Tormented Soul
39% of 62 decks +38% synergy
Rune-Scarred Demon
37% of 62 decks +35% synergy
Tetsuko Umezawa, Fugitive
37% of 62 decks +34% synergy
Invisible Stalker
35% of 62 decks +34% synergy
Ancient Silver Dragon
34% of 61 decks +32% synergy
Faerie Seer
34% of 62 decks +32% synergy
Mukotai Ambusher
32% of 62 decks +32% synergy
Grazilaxx, Illithid Scholar
32% of 62 decks +30% synergy
Palinchron
31% of 62 decks +30% synergy
Sakashima's Student
31% of 62 decks +29% synergy
Covert Technician
29% of 62 decks +29% synergy
Higure, the Still Wind
29% of 62 decks +28% synergy
Skullsnatcher
29% of 62 decks +28% synergy
Throat Slitter
29% of 62 decks +28% synergy
Mist-Syndicate Naga
29% of 62 decks +28% synergy
Blightsteel Colossus
29% of 62 decks +27% synergy
Jin-Gitaxias, Core Augur
29% of 62 decks +27% synergy
Orochi Soul-Reaver
25% of 24 decks +23% synergy
Azra Smokeshaper
24% of 62 decks +24% synergy
Archon of Cruelty
24% of 62 decks +22% synergy
Gudul Lurker
23% of 62 decks +22% synergy
Spectral Sailor
23% of 62 decks +20% synergy
Siren Stormtamer
21% of 62 decks +18% synergy
Walker of Secret Ways
19% of 62 decks +19% synergy
Mindleech Mass
19% of 62 decks +19% synergy
Sepulchral Primordial
19% of 62 decks +17% synergy
Jin-Gitaxias, Progress Tyrant
19% of 62 decks +16% synergy
Cloud of Faeries
18% of 62 decks +16% synergy
Ornithopter of Paradise
18% of 62 decks +13% synergy
Lord of Change
16% of 61 decks +16% synergy
Callidus Assassin
16% of 61 decks +15% synergy
Throatseeker
16% of 62 decks +16% synergy
Moonblade Shinobi
16% of 62 decks +16% synergy
Nezahal, Primal Tide
16% of 62 decks +12% synergy
Dauthi Voidwalker
16% of 62 decks +8% synergy
Archpriest of Shadows
16% of 51 decks +14% synergy
Vela the Night-Clad
15% of 62 decks +14% synergy
Ingenious Prodigy
13% of 45 decks +12% synergy
Inkrise Infiltrator
13% of 62 decks +13% synergy
Meteor Golem
13% of 62 decks +11% synergy
The Reality Chip
13% of 62 decks +9% synergy
Sheoldred, Whispering One
13% of 62 decks +8% synergy
Instants
Brainstorm
35% of 62 decks +14% synergy
Dark Ritual
34% of 62 decks +11% synergy
Cyclonic Rift
27% of 62 decks -0% synergy
Waterlogged Teachings
23% of 22 decks +17% synergy
Fell the Profane
23% of 22 decks +11% synergy
Infernal Grasp
18% of 62 decks +10% synergy
An Offer You Can't Refuse
15% of 61 decks -6% synergy
Murder
15% of 62 decks +11% synergy
March of Swirling Mist
15% of 62 decks +11% synergy
Spell Pierce
15% of 62 decks +11% synergy
Opt
15% of 62 decks +5% synergy
Pongify
15% of 62 decks +3% synergy
Fierce Guardianship
13% of 62 decks -5% synergy
Vampiric Tutor
13% of 62 decks -5% synergy
Arcane Denial
13% of 62 decks -7% synergy
Offer Immortality
13% of 55 decks +12% synergy
You Are Already Dead
11% of 62 decks +11% synergy
High Tide
11% of 62 decks +7% synergy
Go for the Throat
11% of 62 decks +4% synergy
Mana Drain
11% of 62 decks -4% synergy
Doom Blade
10% of 62 decks +8% synergy
Fact or Fiction
10% of 62 decks +3% synergy
Reality Shift
10% of 62 decks +1% synergy
Deadly Rollick
10% of 62 decks -1% synergy
Swan Song
10% of 62 decks -7% synergy
Countersquall
8% of 62 decks +6% synergy
Baleful Mastery
8% of 62 decks +5% synergy
Aetherize
8% of 62 decks +2% synergy
Snap
8% of 62 decks +1% synergy
Mystical Tutor
8% of 62 decks -7% synergy
Cut Down
7% of 61 decks +5% synergy
Hinder
6% of 62 decks +6% synergy
Return to Action
6% of 62 decks +6% synergy
Familiar's Ruse
6% of 62 decks +6% synergy
Cancel
6% of 62 decks +5% synergy
Ghostly Flicker
6% of 62 decks +2% synergy
Drown in the Loch
6% of 62 decks +0% synergy
Sorceries
Diabolic Tutor
29% of 62 decks +23% synergy
Feed the Swarm
27% of 62 decks +9% synergy
Ponder
23% of 62 decks +10% synergy
Demonic Tutor
21% of 62 decks -1% synergy
Preordain
19% of 62 decks +9% synergy
Kaito's Pursuit
16% of 62 decks +16% synergy
Reanimate
13% of 62 decks -3% synergy
Toxic Deluge
13% of 62 decks -5% synergy
Damnation
11% of 62 decks +3% synergy
Sign in Blood
10% of 62 decks -0% synergy
Devastation Tide
8% of 62 decks +7% synergy
Ringsight
7% of 46 decks +2% synergy
Artful Dodge
6% of 62 decks +6% synergy
Temporal Trespass
6% of 62 decks +5% synergy
In Garruk's Wake
6% of 62 decks +3% synergy
Kindred Dominance
6% of 62 decks +3% synergy
Sea Gate Restoration
6% of 62 decks +2% synergy
Victimize
6% of 62 decks -5% synergy
Utility Artifacts
Swiftfoot Boots
42% of 62 decks +14% synergy
Whispersilk Cloak
32% of 62 decks +28% synergy
Bident of Thassa
23% of 62 decks +16% synergy
Smoke Bomb
15% of 20 decks +14% synergy
Wayfarer's Bauble
13% of 62 decks +3% synergy
Lost Jitte
12% of 25 decks +11% synergy
Vorpal Sword
11% of 62 decks +10% synergy
Sword of the Animist
10% of 62 decks +5% synergy
Sensei's Divining Top
8% of 62 decks +3% synergy
Dowsing Dagger
6% of 62 decks +6% synergy
Altar of the Brood
6% of 62 decks +5% synergy
Enchantments
Smoke Shroud
37% of 62 decks +37% synergy
Rhystic Study
31% of 62 decks +3% synergy
Cunning Evasion
29% of 62 decks +28% synergy
Reconnaissance Mission
29% of 62 decks +24% synergy
Rogue Class
26% of 62 decks +24% synergy
Aqueous Form
24% of 62 decks +20% synergy
Mystic Remora
16% of 62 decks -2% synergy
Propaganda
13% of 62 decks +1% synergy
Witness Protection
10% of 61 decks +8% synergy
Bitterblossom
10% of 62 decks +6% synergy
Kindred Discovery
6% of 62 decks -1% synergy
Planeswalkers
Kaito Shizuki
47% of 62 decks +45% synergy
Kaito, Dancing Shadow
33% of 58 decks +31% synergy
Utility Lands
Rogue's Passage
56% of 62 decks +37% synergy
Reliquary Tower
56% of 62 decks +27% synergy
Bojuka Bog
32% of 62 decks +2% synergy
Creeping Tar Pit
29% of 62 decks +26% synergy
Access Tunnel
27% of 62 decks +25% synergy
Halimar Depths
23% of 62 decks +20% synergy
Temple of the False God
19% of 62 decks +10% synergy
Otawara, Soaring City
19% of 62 decks +2% synergy
Urborg, Tomb of Yawgmoth
16% of 62 decks +6% synergy
Takenuma, Abandoned Mire
15% of 62 decks +4% synergy
Cabal Coffers
15% of 62 decks +4% synergy
Shizo, Death's Storehouse
13% of 62 decks +8% synergy
Mystic Sanctuary
13% of 62 decks +1% synergy
Mortuary Mire
11% of 62 decks +6% synergy
The Black Gate
9% of 45 decks +5% synergy
Rivendell
9% of 46 decks +3% synergy
Command Beacon
8% of 62 decks +3% synergy
Restless Reef
8% of 38 decks +4% synergy
Cryptic Spires
7% of 61 decks +6% synergy
Maze of Ith
6% of 62 decks +4% synergy
Mana Artifacts
Sol Ring
90% of 62 decks +6% synergy
Arcane Signet
89% of 62 decks +17% synergy
Dimir Signet
58% of 62 decks +29% synergy
Talisman of Dominance
32% of 62 decks +1% synergy
Thought Vessel
31% of 62 decks +14% synergy
Commander's Sphere
26% of 62 decks +11% synergy
Patchwork Banner
25% of 12 decks +15% synergy
Mind Stone
23% of 62 decks +5% synergy
Fellwar Stone
19% of 62 decks -2% synergy
Dimir Keyrune
15% of 62 decks +13% synergy
Decanter of Endless Water
13% of 61 decks +8% synergy
Sky Diamond
13% of 62 decks +8% synergy
Dimir Locket
10% of 62 decks +9% synergy
Charcoal Diamond
10% of 62 decks +4% synergy
Dimir Cluestone
8% of 62 decks +7% synergy
Everflowing Chalice
6% of 62 decks +2% synergy
Lands
Command Tower
79% of 62 decks +5% synergy
Sunken Hollow
60% of 62 decks +25% synergy
Dimir Aqueduct
53% of 62 decks +36% synergy
Choked Estuary
44% of 62 decks +27% synergy
Drowned Catacomb
44% of 62 decks +18% synergy
Dismal Backwater
40% of 62 decks +34% synergy
Temple of Deceit
39% of 62 decks +22% synergy
Shipwreck Marsh
37% of 62 decks +18% synergy
Darkwater Catacombs
35% of 62 decks +21% synergy
Exotic Orchard
31% of 62 decks -5% synergy
Morphic Pool
29% of 62 decks +3% synergy
Watery Grave
29% of 62 decks -12% synergy
Tainted Isle
27% of 62 decks +16% synergy
Path of Ancestry
23% of 62 decks +1% synergy
Evolving Wilds
19% of 62 decks -2% synergy
Secluded Courtyard
18% of 62 decks +13% synergy
Fetid Pools
18% of 62 decks +12% synergy
Contaminated Aquifer
16% of 61 decks +13% synergy
Darkslick Shores
16% of 62 decks +11% synergy
Clearwater Pathway
16% of 62 decks +6% synergy
Polluted Delta
16% of 62 decks +5% synergy
Myriad Landscape
16% of 62 decks -3% synergy
Underground River
16% of 62 decks -3% synergy
Sunken Ruins
13% of 62 decks +8% synergy
Underground Sea
13% of 62 decks -1% synergy
Escape Tunnel
11% of 35 decks +9% synergy
Terramorphic Expanse
10% of 62 decks -6% synergy
Submerged Boneyard
8% of 62 decks +7% synergy
Ice Tunnel
8% of 62 decks +5% synergy
Dimir Guildgate
8% of 62 decks +3% synergy
Waterfront District
7% of 61 decks +5% synergy
Sea Gate
7% of 61 decks +5% synergy
Jwar Isle Refuge
6% of 62 decks +4% synergy
Mistvault Bridge
6% of 62 decks +2% synergy
Fabled Passage
6% of 62 decks -3% synergy