What are the best cards for Splinter, Radical Rat?

Across 26 Arena Brawl decks, the most-played cards with Splinter, Radical Rat are Command Tower (92%), A-Silver-Fur Master (88%) and Swords to Plowshares (88%).

Which cards have the best synergy with Splinter, Radical Rat?

The cards played far more often with Splinter, Radical Rat than usual: A-Silver-Fur Master (13× its usual rate), A-Thousand-Faced Shadow (13× its usual rate) and Splinter, Hamato Yoshi (13× its usual rate).

What colors is Splinter, Radical Rat?

Splinter, Radical Rat is Esper (white-blue-black), so its deck can only run cards within that color identity.

Splinter, Radical Rat

WUBEsper commanders26 Arena Brawl decks

Legendary Creature — Mutant Ninja Rat1W/BW/B$0.50

Splinter, Radical Rat appears in 26 Arena Brawl decks. The most-played cards are Command Tower, A-Silver-Fur Master and Swords to Plowshares. The strongest synergies by lift are A-Silver-Fur Master, A-Thousand-Faced Shadow and Splinter, Hamato Yoshi.

Build a deck with Splinter, Radical Rat

Commander Brawl

Top cards

#1Command Tower

Land

92.3%

24 decks+0.02$0.27

#2A-Silver-Fur Master

Creature — Rat Ninja

UB2

88.5%

23 decks+2.56

#3Swords to Plowshares

Instant

88.5%

23 decks+0.10$1.61

#4A-Prosperous Thief

Creature — Human Ninja

2U3

84.6%

22 decks+2.51

#5A-Thousand-Faced Shadow

Creature — Human Ninja

84.6%

22 decks+2.56

#6Hallowed Fountain

Land — Plains Island

84.6%

22 decks+0.03$7.49

#7Ingenious Infiltrator

Creature — Vedalken Ninja

2UB4

84.6%

22 decks+2.47$1.49

#8A-Dokuchi Silencer

Creature — Human Ninja

1B2

80.8%

21 decks+2.51

#9Godless Shrine

Land — Plains Swamp

80.8%

21 decks-0.06$8.08

#10Karai, Future of the Foot

Legendary Creature — Human Ninja

1WB3

80.8%

21 decks+2.42$0.25

#11A-Nezumi Prowler

Artifact Creature — Rat Ninja

1B2

76.9%

20 decks+2.46

#12Arcane Signet

Artifact

76.9%

20 decks+0.12$0.41

#13Fallen Shinobi

Creature — Zombie Ninja

3UB5

76.9%

20 decks+2.42$7.09

#14Kaito, Bane of Nightmares

Legendary Planeswalker — Kaito

2UB4

76.9%

20 decks+1.91$10.22

#15Splinter, Hamato Yoshi

Legendary Creature — Mutant Ninja Rat

1B2

76.9%

20 decks+2.56$0.26

#16Turncoat Kunoichi

Creature — Mutant Ninja Fox

2W3

76.9%

20 decks+2.51$0.27

#17Yuriko, the Tiger's Shadow

Legendary Creature — Human Ninja

1UB3

76.9%

20 decks+2.42$3.30

#18Dark Leo & Shredder

Legendary Creature — Mutant Ninja Turtle Human

WB2

73.1%

19 decks+2.37$3.34

#19A-Moon-Circuit Hacker

Enchantment Creature — Human Ninja

1U2

69.2%

18 decks+2.50

#20Changeling Outcast

Creature — Shapeshifter

69.2%

18 decks+2.35$2.64

#21Watery Grave

Land — Island Swamp

69.2%

18 decks-0.19$9.48

#22A-Nashi, Moon Sage's Scion

Legendary Creature — Rat Ninja

1BB3

65.4%

17 decks+2.50

#23Floodfarm Verge

Land

65.4%

17 decks+0.25$9.59

#24Gloomlake Verge

Land

65.4%

17 decks+0.21$10.45

#25Ninja of the Deep Hours

Creature — Human Ninja

3U4

65.4%

17 decks+2.44$1.51

#26Okiba-Gang Shinobi

Creature — Rat Ninja

3BB5

65.4%

17 decks+2.56$1.18

#27Polluted Delta

Land

65.4%

17 decks-0.09$19.95

#28Bleachbone Verge

Land

61.5%

16 decks+0.23$8.85

#29Marsh Flats

Land

61.5%

16 decks-0.10$32.14

#30Mist-Syndicate Naga

Creature — Snake Ninja

2U3

61.5%

16 decks+2.50$2.61

#31Moonsnare Specialist

Creature — Human Ninja

3U4

61.5%

16 decks+2.50$0.28

#32Raffine's Tower

Land — Plains Island Swamp

61.5%

16 decks+0.05$14.21

#33Satoru, the Infiltrator

Legendary Creature — Human Ninja Rogue

UB2

61.5%

16 decks+2.50$1.00

#34Cavern of Souls

Land

57.7%

15 decks+0.40$51.11

#35Shark Shredder, Killer Clone

Legendary Creature — Shark Octopus Ninja

2BB4

57.7%

15 decks+2.49$0.36

#36Slither Blade

Creature — Snake Rogue

57.7%

15 decks+2.43$1.47

#37Deserted Beach

Land

53.8%

14 decks+0.07$6.04

#38Flooded Strand

Land

53.8%

14 decks-0.25$15.69

#39Smoke Shroud

Enchantment — Aura

1U2

53.8%

14 decks+2.42$0.28

#40Super Shredder

Legendary Creature — Mutant Ninja Human

1B2

53.8%

14 decks+2.49$17.12

#41A-Futurist Operative

Creature — Human Ninja

50.0%

13 decks+2.41

#42A-Satoru Umezawa

Legendary Creature — Human Ninja

1UB3

50.0%

13 decks+2.48

#43Concealed Courtyard

Land

50.0%

13 decks+0.40$1.15

#44Kaito Shizuki

Legendary Planeswalker — Kaito

1UB3

50.0%

13 decks+2.18$1.23

#45Prismatic Vista

Land

50.0%

13 decks+0.15$30.18

#46Shipwreck Marsh

Land

50.0%

13 decks-0.00$7.06

#47Biting-Palm Ninja

Creature — Human Ninja

2B3

46.2%

12 decks+2.48$0.35

#48Darkslick Shores

Land

46.2%

12 decks+0.14$2.53

#49Eiganjo, Seat of the Empire

Legendary Land

46.2%

12 decks+0.17$6.47

#50Ink-Eyes, Servant of Oni

Legendary Creature — Rat Ninja

4BB6

46.2%

12 decks+2.56$13.34

#51Mist-Cloaked Herald

Creature — Merfolk Warrior

46.2%

12 decks+2.48$0.63

#52Nashi, Searcher in the Dark

Legendary Creature — Rat Ninja Wizard

UB2

46.2%

12 decks+2.48$0.26

#53Oroku Saki, Shredder Rising

Legendary Creature — Human Ninja

2B3

46.2%

12 decks+2.40$0.20

#54Shattered Sanctum

Land

46.2%

12 decks-0.11$2.99

#55Undercity Sewers

Land — Island Swamp

46.2%

12 decks-0.33$15.07

#56Wash Away

Instant

46.2%

12 decks+0.29$0.47

#57Glacial Fortress

Land

42.3%

11 decks+0.05$0.30

#58Leonardo, Cutting Edge

Legendary Creature — Mutant Ninja Turtle

1W2

42.3%

11 decks+2.39$1.06

#59Lita, Little Orphan Amphibian

Legendary Creature — Mutant Ninja Turtle

1W2

42.3%

11 decks+2.56$0.24

#60Moonblade Shinobi

Creature — Human Ninja

3U4

42.3%

11 decks+2.56$0.18

Highest synergy

#1A-Silver-Fur Master

Creature — Rat Ninja

UB2

23 decks+2.56

In 88% of these decks, 13× its usual rate.

#2A-Thousand-Faced Shadow

Creature — Human Ninja

22 decks+2.56

In 85% of these decks, 13× its usual rate.

#3Splinter, Hamato Yoshi

Legendary Creature — Mutant Ninja Rat

1B2

20 decks+2.56

In 77% of these decks, 13× its usual rate.

#4Okiba-Gang Shinobi

Creature — Rat Ninja

3BB5

17 decks+2.56

In 65% of these decks, 13× its usual rate.

#5Ink-Eyes, Servant of Oni

Legendary Creature — Rat Ninja

4BB6

12 decks+2.56

In 46% of these decks, 13× its usual rate.

#6Lita, Little Orphan Amphibian

Legendary Creature — Mutant Ninja Turtle

1W2

11 decks+2.56

In 42% of these decks, 13× its usual rate.

#7Moonblade Shinobi

Creature — Human Ninja

3U4

11 decks+2.56

In 42% of these decks, 13× its usual rate.

#8Turtle Lair

Land

11 decks+2.56

In 42% of these decks, 13× its usual rate.

#9Dream Beavers

Creature — Beaver Nightmare

10 decks+2.56

In 38% of these decks, 13× its usual rate.

#10Leonardo, Leader in Blue

Legendary Creature — Mutant Ninja Turtle

10 decks+2.56

In 38% of these decks, 13× its usual rate.

#11Triton Shorestalker

Creature — Merfolk Rogue

10 decks+2.56

In 38% of these decks, 13× its usual rate.

#12April O'Neil, Kunoichi Trainee

Legendary Creature — Human Ninja

1W2

9 decks+2.56

In 35% of these decks, 13× its usual rate.

Average Brawl deck

The most-included cards across 26 public Arena Brawl decks for Splinter, Radical Rat, filled to 100 with basics in their average ratio. A starting point to import and tune, not a tested list. Updated 2026-10-21.

Wildcards to craft it (approx.): 7 mythic · 43 rare · 22 uncommon · 14 common

The list (100 cards)

Commander (1)

Splinter, Radical Rat

Creatures (42)

1A-Silver-Fur Master
1A-Prosperous Thief
1A-Thousand-Faced Shadow
1Ingenious Infiltrator
1A-Dokuchi Silencer
1Karai, Future of the Foot
1A-Nezumi Prowler
1Fallen Shinobi
1Splinter, Hamato Yoshi
1Turncoat Kunoichi
1Yuriko, the Tiger's Shadow
1Dark Leo & Shredder
1A-Moon-Circuit Hacker
1Changeling Outcast
1A-Nashi, Moon Sage's Scion
1Ninja of the Deep Hours
1Okiba-Gang Shinobi
1Mist-Syndicate Naga
1Moonsnare Specialist
1Satoru, the Infiltrator
1Shark Shredder, Killer Clone
1Slither Blade
1Super Shredder
1A-Futurist Operative
1A-Satoru Umezawa
1Biting-Palm Ninja
1Ink-Eyes, Servant of Oni
1Mist-Cloaked Herald
1Nashi, Searcher in the Dark
1Oroku Saki, Shredder Rising
1Leonardo, Cutting Edge
1Lita, Little Orphan Amphibian
1Moonblade Shinobi
1Ornithopter
1Dream Beavers
1Leonardo, Leader in Blue
1Roaming Throne
1Spyglass Siren
1Triton Shorestalker
1April O'Neil, Kunoichi Trainee
1Invisible Stalker
1Krang & Shredder

Instants (6)

1Swords to Plowshares
1Wash Away
1Bitter Triumph
1Counterspell
1Dark Ritual
1Fatal Push

Artifacts (2)

1Arcane Signet
1Patchwork Banner

Enchantments (1)

1Smoke Shroud

Planeswalkers (3)

1Kaito, Bane of Nightmares
1Kaito Shizuki
1Kaito, Cunning Infiltrator

Lands (45)

1Command Tower
1Hallowed Fountain
1Godless Shrine
1Watery Grave
1Floodfarm Verge
1Gloomlake Verge
1Polluted Delta
1Bleachbone Verge
1Marsh Flats
1Raffine's Tower
1Cavern of Souls
1Deserted Beach
1Flooded Strand
1Concealed Courtyard
1Prismatic Vista
1Shipwreck Marsh
1Darkslick Shores
1Eiganjo, Seat of the Empire
1Shattered Sanctum
1Undercity Sewers
1Glacial Fortress
1Takenuma, Abandoned Mire
1Turtle Lair
1Arid Mesa
1Bloodstained Mire
1Caves of Koilos
1Drowned Catacomb
1Misty Rainforest
1Otawara, Soaring City
1Scalding Tarn
1Verdant Catacombs
1Meticulous Archive
5Island
3Plains
1Snow-Covered Island
4Swamp

Win rates by rank for Arena Brawl decks: Brawl decks on Untapped.gg.

Questions about Splinter, Radical Rat

What are the best cards for Splinter, Radical Rat?: Across 26 Arena Brawl decks, the most-played cards with Splinter, Radical Rat are Command Tower (92%), A-Silver-Fur Master (88%) and Swords to Plowshares (88%).
Which cards have the best synergy with Splinter, Radical Rat?: The cards played far more often with Splinter, Radical Rat than usual: A-Silver-Fur Master (13× its usual rate), A-Thousand-Faced Shadow (13× its usual rate) and Splinter, Hamato Yoshi (13× its usual rate).
What colors is Splinter, Radical Rat?: Splinter, Radical Rat is Esper (white-blue-black), so its deck can only run cards within that color identity.