No. 0811

Thwackey

Beat Pokémon

Official art

Thwackey is a Grass-type Pokémon, 2× weak to Flying, Poison, Bug, Fire and Ice, with a base stat total of 420. It isn’t usable in Pokémon Champions’ Regulation M-C.

Grass

Height: 0.7 m 2′04″
Weight: 14 kg 30.9 lbs
Base stat total: 420 Higher than 44% of Pokémon
Introduced: Gen VIII Sword & Shield

Abilities

Overgrow Grassy Surge

Pokédex entryShield

When it’s drumming out rapid beats in battle, it gets so caught up in the rhythm that it won’t even notice that it’s already knocked out its opponent.

See all 2 entries

Base stats

HP70145–177250–344

Atk8594–150157–295

Def7081–134130–262

SpA5567–117103–229

SpD6072–123112–240

Spe8090–145148–284

Total420Higher than 44% of Pokémon

Ranges in Pokémon Champions at Lv 50: 0 Stat Points with a −10% Stat Alignment to 32 Stat Points with a +10% one (HP has no alignment).Ranges in the main games at Lv 100: 0 IV/EV with a hindering nature to 31 IV/252 EV with a helpful nature. EV yield: 2 Atk.

Stat calculatorChampions Stat Points & Stat Alignment, or EVs, IVs & nature

Calculate damage →

Type matchups

Colors show what this Pokémon takes

Weak to

2×

BugFireFlyingIcePoison

Resists

½×

ElectricGrassGroundWater

Takes normal damage from 9 types

NormalFightingRockGhostSteelPsychicDragonDarkFairy

Speed tiers

The faster Pokémon moves first each turn, so knowing who you outspeed decides a lot of battles. These are its Speed values at Lv 50 in Pokémon Champions (base Speed 80); Choice Scarf and Tailwind use the Max+ value.

Max+145Max132No SP100Min90

Scarf217Tailwind290

At max Speed, Thwackey outspeeds 14 of the 30 most used Pokémon in Champions VGC on Showdown.

Speed at Lv 50 in Pokémon Champions: Thwackey against the 30 most used Pokémon in Champions VGC on Showdown, fastest first
Speed		Pokémon
203		Mega Garchomp ZModest · 32 SP · #21 on Showdown
200		Mega GengarTimid · 32 SP · #26 on Showdown
190		Mega Raichu YTimid · 23 SP · #13 on Showdown
189		Mega SalamenceTimid · 32 SP · #4 on Showdown
184		WhimsicottTimid · 32 SP · #23 on Showdown
178		Mega MetagrossJolly · 32 SP · #28 on Showdown
178		Mega StaraptorJolly · 32 SP · #29 on Showdown
172		SneaslerAdamant · 32 SP · #2 on Showdown
169		Mega FloetteTimid · 32 SP · #17 on Showdown
169		GarchompJolly · 32 SP · #19 on Showdown
167		Mega Charizard YTimid · 32 SP · #14 on Showdown
167		Mega GardevoirTimid · 32 SP · #20 on Showdown
161		IndeedeeTimid · 32 SP · #30 on Showdown
156		Hisuian ArcanineJolly · 32 SP · #16 on Showdown
150		ArchaludonTimid · 32 SP · #9 on Showdown
149		GholdengoTimid · 32 SP · #8 on Showdown
145		Thwackey · Max+32 SP, Speed-raising alignment
143		BasculegionJolly · 32 SP · #6 on Showdown
132		Thwackey · Max32 SP, neutral alignment
128		PelipperTimid · 32 SP · #12 on Showdown
120		VolcaronaBold · 0 SP · #25 on Showdown
105		RillaboomAdamant · 0 SP · #1 on Showdown
101		MiloticCalm · 0 SP · #15 on Showdown
100		Thwackey · No SP0 SP, neutral alignment
95		SylveonModest · 15 SP · #18 on Showdown
94		Female IndeedeeRelaxed · 0 SP · #7 on Showdown
90		PolitoedCalm · 0 SP · #22 on Showdown
90		SinistchaBold · 0 SP · #24 on Showdown
85		ArmarougeQuiet · 0 SP · #27 on Showdown
80		IncineroarCareful · 0 SP · #3 on Showdown
80		FarigirafBold · 0 SP · #11 on Showdown
70		KingambitAdamant · 0 SP · #5 on Showdown
60		Mega GolisopodAdamant · 0 SP · #10 on Showdown

Smogon · Showdown Others at their most common Speed investment in Champions VGC (Reg M-C · Doubles, Sep 2026); Pokémon holding a Mega Stone are shown as their Mega.

Abilities

Overgrow
At 1/3 or less of its max HP, this Pokémon's offensive stat is 1.5× with Grass attacks.
Other Pokémon with Overgrow 28
Bulbasaur Ivysaur Venusaur Chikorita Bayleef Meganium Treecko Grovyle Sceptile Turtwig Grotle Torterra Snivy Servine Serperior Pansage Simisage Chespin Quilladin Chesnaught Rowlet Dartrix Decidueye Grookey Rillaboom Sprigatito Floragato Meowscarada
Grassy Surge, hidden ability
On switch-in, this Pokémon summons Grassy Terrain.
Other Pokémon with Grassy Surge 3
Tapu Bulu Grookey Rillaboom

Competitive

Smogon · Showdown On Showdown

Sep 2026

Other Showdown formats Scarlet & Violet, with Tera

SV SinglesNFE

1.0% of teams · rank #90 · Singles · 1630 weighting · 20,763 battles · Sep 2026

Most common build

Item: Terrain Extender
Ability: Grassy Surge, hidden ability
Nature: Jolly
EVs: 192 HP / 64 Atk / 252 Spe
Tera Type: Steel

Each part is the most used on its own, so not every team runs this exact set.

Usage by rating

All games0.8%
1500 weighting0.9%
1630 weighting1.0%
1760 weighting1.4%

Usage by month

Oct 20251.0%

Moves

Items

Abilities

Grassy Surge, hidden ability100.0%

EV spreads

Jolly 192 HP / 64 Atk / 252 Spe31.2%
Adamant 252 HP / 252 Atk / 4 SpD23.2%
Jolly 252 HP / 4 SpD / 252 Spe6.9%
Careful 252 HP / 240 SpD / 16 Spe6.1%
Adamant 80 HP / 252 Atk / 176 Spe6.0%

Tera types

Steel45.3%
Grass33.0%
Poison19.3%
Water2.0%

Common teammates

Grafaiai66.2%
Chesnaught61.2%
Kleavor60.5%
Mew55.8%
Diancie44.7%
Alcremie21.1%
Magnezone16.8%
Comfey14.0%

Evolution

#0810GrookeyGrass
1. Level 16
  #0811ThwackeyGrass
  1. Level 35
    #0812RillaboomGrass

Moves

Level up 12


Evo	Double HitHits 2 times in one turn.	Normal	Physical	35	90%	10
1	Branch PokeNo additional effect.	Grass	Physical	40	100%	40
1	GrowlLowers the foe(s) Attack by 1.	Normal	Status	—	100%	40
1	ScratchNo additional effect.	Normal	Physical	40	100%	35
1	TauntTarget can't use status moves its next 3 turns.	Dark	Status	—	100%	20
12	Razor LeafHigh critical hit ratio. Hits adjacent foes.	Grass	Physical	55	95%	25
19	ScreechLowers the target's Defense by 2.	Normal	Status	—	85%	40
24	Knock Off1.5× damage if foe holds an item. Removes item.	Dark	Physical	65	100%	20
30	SlamNo additional effect.	Normal	Physical	80	75%	20
36	UproarLasts 3 turns. Active Pokémon cannot fall asleep.	Normal	Special	90	100%	10
42	Wood HammerHas 33% recoil.	Grass	Physical	120	100%	15
48	EndeavorLowers the target's HP to the user's HP.	Normal	Physical	—	100%	5

TM / HM / TR 38


TM01	Take DownHas 1/4 recoil.	Normal	Physical	90	85%	20
TM06	Scary FaceLowers the target's Speed by 2.	Normal	Status	—	100%	10
TM07	ProtectPrevents moves from affecting the user this turn.	Normal	Status	—	—	10
TM12	Low KickMore power the heavier the target.	Fighting	Physical	—	100%	20
TM14	AcrobaticsPower doubles if the user has no held item.	Flying	Physical	55	100%	15
TM18	ThiefIf the user has no item, it steals the target's.	Dark	Physical	60	100%	25
TM20	Trailblaze100% chance to raise the user's Speed by 1.	Grass	Physical	50	100%	20
TM25	FacadePower doubles if user is burn/poison/paralyzed.	Normal	Physical	70	100%	20
TM32	SwiftThis move does not check accuracy. Hits foes.	Normal	Special	60	—	20
TM33	Magical LeafThis move does not check accuracy.	Grass	Special	60	—	20
TM43	FlingFlings the user's item at the target. Power varies.	Dark	Physical	—	100%	10
TM47	EndureUser survives attacks this turn with at least 1 HP.	Normal	Status	—	—	10
TM49	Sunny DayFor 5 turns, intense sunlight powers Fire moves.	Fire	Status	—	—	5
TM56	Bullet SeedHits 2-5 times in one turn.	Grass	Physical	25	100%	30
TM57	False SwipeAlways leaves the target with at least 1 HP.	Normal	Physical	40	100%	40
TM60	U-turnUser switches out after damaging the target.	Bug	Physical	70	100%	20
TM66	Body Slam30% chance to paralyze the target.	Normal	Physical	85	100%	15
TM70	Sleep TalkUser must be asleep. Uses another known move.	Normal	Status	—	—	10
TM71	Seed BombNo additional effect.	Grass	Physical	80	100%	15
TM73	Drain PunchUser recovers 50% of the damage dealt.	Fighting	Physical	75	100%	10
TM81	Grass KnotMore power the heavier the target.	Grass	Special	—	100%	20
TM85	RestUser sleeps 2 turns and restores HP and status.	Psychic	Status	—	—	5
TM87	TauntTarget can't use status moves its next 3 turns.	Dark	Status	—	100%	20
TM88	Swords DanceRaises the user's Attack by 2.	Normal	Status	—	—	20
TM103	SubstituteUser takes 1/4 its max HP to put in a substitute.	Normal	Status	—	—	10
TM111	Giga DrainUser recovers 50% of the damage dealt.	Grass	Special	75	100%	10
TM119	Energy Ball10% chance to lower the target's Sp. Def by 1.	Grass	Special	90	100%	10
TM137	Grassy Terrain5 turns. Grounded: +Grass power, +1/16 max HP.	Grass	Status	—	—	10
TM146	Grass PledgeUse with Fire or Water Pledge for added effect.	Grass	Special	80	100%	10
TM159	Leaf StormLowers the user's Sp. Atk by 2.	Grass	Special	130	90%	5
TM168	Solar BeamCharges turn 1. Hits turn 2. No charge in sunlight.	Grass	Special	120	100%	10
TM171	Tera BlastIf Terastallized: Phys. if Atk > SpA, type = Tera.	Normal	Special	80	100%	10
TM181	Knock Off1.5× damage if foe holds an item. Removes item.	Dark	Physical	65	100%	20
TM190	Solar BladeCharges turn 1. Hits turn 2. No charge in sunlight.	Grass	Physical	125	100%	10
TM191	UproarLasts 3 turns. Active Pokémon cannot fall asleep.	Normal	Special	90	100%	10
TM194	Grassy GlideUser on Grassy Terrain: +1 priority.	Grass	Physical	55	100%	20
TM204	Double-EdgeHas 33% recoil.	Normal	Physical	120	100%	15
TM205	EndeavorLowers the target's HP to the user's HP.	Normal	Physical	—	100%	5

Egg moves 6


Egg	Fake OutHits first. First turn out only. 100% flinch chance.	Normal	Physical	40	100%	10
Egg	GrowthRaises user's Attack and Sp. Atk by 1; 2 in Sun.	Normal	Status	—	—	20
Egg	Hammer ArmLowers the user's Speed by 1.	Fighting	Physical	100	90%	10
Egg	Leech Seed1/8 of target's HP is restored to user every turn.	Grass	Status	—	90%	10
Egg	StrengthNo additional effect.	Normal	Physical	80	100%	15
Egg	Worry SeedThe target's Ability becomes Insomnia.	Grass	Status	—	100%	10

Biology

Thwackey, Grookey's evolution, is a monkey-like Pokémon that is able to use its two sticks to practice its drumming. It keeps the beat alive during its daily life.

Adapted from Wikipedia: List of generation VIII Pokémon · CC BY-SA 4.0 · edited.

Pokédex entries

Category: Beat Pokémon
Debut: Galar · Sword & Shield
Color: Green
Shape
Habitat: —

Galar#002Blueberry#228

When it’s drumming out rapid beats in battle, it gets so caught up in the rhythm that it won’t even notice that it’s already knocked out its opponent.
Shield
The faster a Thwackey can beat out a rhythm with its two sticks, the more respect it wins from its peers.
Sword

Names around the world

English: Thwackey
Japanese: バチンキー
Japanese (romaji): Bachinkey
Korean: 채키몽
Chinese (Traditional): 啪咚猴
Chinese (Simplified): 啪咚猴
French: Badabouin
German: Chimstix
Spanish: Thwackey
Italian: Thwackey

Sprites

Artwork and 3D models

Gen IX · Gen VIII

Training

EV yield: 2 Atk
Catch rate: 45 ≈5.9% with a Poké Ball at full HP
Base friendship: 50
Base experience: 147
Growth rate: Medium Slow

Breeding

Egg groups: FieldGrass
Gender: ♂ 87.5%♀ 12.5%
Hatch time: 20 egg cycles ≈5,355 steps (Gen IV–VII)

Where to find

Evolves from Grookey: Level 16.

Not found in the wild in the games we have location data for.

Locations cover Red & Blue to Sword & Shield (with its DLC) and Let’s Go. We don’t have them yet for Legends: Arceus, Brilliant Diamond & Shining Pearl, Scarlet & Violet and Legends: Z-A.