Competitive Information for Grumpig [X/Y]
Psychic
Abilities:
This Pokemon eats Berries at 1/2 max HP or less instead of their usual 1/4 max HP.
This Pokemon cannot be confused.
Fire-/Ice-type moves against this Pokemon deal damage with a halved offensive stat.

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Movesets for Singles
Looking for a competitive moveset for Grumpig? These builds are optimized for X/Y Single Battles. The movesets and EVs are designed to maximize damage against common opponents and threats in the X/Y metagame. Check out the expert movesets below to boost your battle performance and dominate your opponents!
Get ready to meet Grumpig, the stunning Psychic-typed Pokémon! It's a sight to see Grumpig out in the 6th generation battlefield. It is weak to Bug, Dark, and Ghost-typed attacks. Curious about Grumpig's movesets? Check our suggestions listed below!
Item: Life Orb / Choice Specs
Ability: Thick Fat
Nature: Modest (+SpA, -Atk)
EVs: 4 Def / 252 SpA / 252 Spe
IVs: 0 Atk
Moveset:
- Psychic / Extrasensory
- Energy Ball / Grass Knot
- Power Gem
- Shadow Ball
In single battles, Grumpig's Special Sweeper role is a superb. This moveset is tailored to crush rivals using lethal special moves. Choice Specs will increase the damage of Grumpig's special moves by 1.5x but will lock you into the first move you pick. Life Orb boosts the power of Grumpig's damaging moves by 1.3x but it then loses 1/10 its max HP immediately after the attack. With Thick Fat, fire-/ice-type moves against Grumpig deal damage with a halved offensive stat.
◆ Extrasensory is a special STAB-boosted 80-base power Psychic-type move (10% chance to make the target flinch).
◆ Energy Ball is a special 90-base power Grass-type move (10% chance to lower the target's special defense by 1 stage).
◆ Grass Knot is a special 0-base power Grass-type move (more power the heavier the target).
◆ Power Gem is a special 80-base power Rock-type move that deals a large amount of damage.
◆ Shadow Ball is a special 80-base power Ghost-type move (20% chance to lower the target's special defense by 1 stage).
Link (click to copy):
https://hohoushome.com/b/iaa146
Movesets for Doubles
Need a strong doubles moveset for Grumpig? These builds are perfect for VGC (Pokémon Video Game Championship) and other competitive X/Y Double Battles. The VGC is the ultimate test of strategy and skill, and these movesets and EVs are designed to excel against multiple opponents at once while providing essential support to your team. Dominate the X/Y metagame with these expert-crafted setups!
Item: Life Orb / Choice Specs
Ability: Thick Fat
Nature: Modest (+SpA, -Atk)
EVs: 4 Def / 252 SpA / 252 Spe
IVs: 0 Atk
Moveset:
- Psychic / Psyshock
- Icy Wind
- Energy Ball / Grass Knot
- Power Gem
For those intense double battles, Grumpig is a superior Special Sweeper. This build is crafted to crush rivals using lethal special attacks. Choice Specs will increase the damage of Grumpig's special moves by 1.5x but will lock you into the first move you pick. Life Orb boosts the power of Grumpig's damaging moves by 1.3x but it then loses 1/10 its max HP immediately after the attack. With Thick Fat, fire-/ice-type moves against Grumpig deal damage with a halved offensive stat.
◆ Psyshock is a special STAB-boosted 80-base power Psychic-type move (damages target based on defense, not special defense).
◆ Icy Wind is a special 55-base power Ice-type move (100% chance to lower the foes speed by 1 stage).
◆ Energy Ball is a special 90-base power Grass-type move (10% chance to lower the target's special defense by 1 stage).
◆ Grass Knot is a special 0-base power Grass-type move (more power the heavier the target).
◆ Power Gem is a special 80-base power Rock-type move that deals a good amount of damage.
Link (click to copy):
https://hohoushome.com/b/jaa146
Item: Focus Sash
Ability: Thick Fat
Nature: Sassy (+SpD, -Spe)
Nature: Relaxed (+Def, -Spe)
EVs: 252 Hp / 252 Def / 4 SpD
Moveset:
- Psychic / Extrasensory
- Energy Ball / Grass Knot
- Power Gem
- Trick Room
Grumpig is a notable Defensive Trick Roomer to use for single battles. Focus Sash helps protect Grumpig from being one-shotted and allowing it to atleast use a crucial move when brought out. With Thick Fat, fire-/ice-type moves against Grumpig deal damage with a halved offensive stat.
◆ Extrasensory is a special STAB-boosted 80-base power Psychic-type move (10% chance to make the target flinch).
◆ Energy Ball is a special 90-base power Grass-type move (10% chance to lower the target's special defense by 1 stage).
◆ Grass Knot is a special 0-base power Grass-type move (more power the heavier the target).
◆ Power Gem is a special 80-base power Rock-type move that deals a considerable amount of damage.
◆ Trick Room is a status move (goes last. For 5 turns, turn order is reversed).
Link (click to copy):
https://hohoushome.com/b/jba146
Movepool
Want to know what moves Grumpig can learn? Check out the full list of moves available in the Pokemon X/Y generation.
Sort and organize the learnset by type, category, accuracy, and power. Moves in bold get the same-type attack bonus (STAB) when used by Grumpig.
Damage Modifiers:
Combo List
These are a list of several common move combinations Grumpig can perform in X/Y. Not every combo going to be game-changing, but some can be pretty fun to play with. Sometimes these can be easily overlooked or forgotten, hence why we find and list them here. Discover what items, abilities, and moves this Pokemon can use in combination with each other to gain a strategic advantage in competitive battles.
Competitive XY Move and Ability Combos for Grumpig
- Moves: Swagger + Psych up
- Moves: Rest + Sleep talk
- Moves: Rest + Snore
- Moves: Substitute + Drain punch
- Move: Swagger + Item: Mirror Herb
- Move: Fling + Item: King's Rock
- Move: Facade + Item: Flame Orb
- Move: Facade + Item: Toxic Orb
- Item: Blunder Policy + Move: Dynamic Punch
- Moves with Priority: Endure, Magic Coat, Protect, Snatch
- Moves that Break Screens: Brick Break
- Moves that inflict status: Thunder Wave, Toxic
Moves that boost Grumpig's stats
- Amnesia
- Calm Mind
- Charge Beam
- Power-Up Punch
Most notable and possible best moves for Grumpig
- Light Screen
- Protect
- Reflect
- Rest
- Taunt
- Toxic
Common Effort Values for Grumpig in X and Y
- Adamant Nature ( 0/252/0/0/0/252 )
- Modest Nature ( 0/0/0/252/0/252 )
- Jolly Nature ( 0/252/0/0/0/252 )
- Timid Nature ( 0/0/0/252/0/252 )
- Bold Nature ( 252/0/252/0/0/4 )
- Calm Nature ( 252/0/0/0/252/4 )
- Relaxed Nature ( 252/0/88/0/168/0 )
- Sassy Nature ( 252/0/4/0/252/0 )
- Optimize Grumpig's Defensive EV-spread for Pokemon X and Y
Usage Data
Explore the latest analytical usage data for this Pokémon from various VGC and online competitions. We use this data to develop our strategies and movesets. The data is categorized by competition and skill level: top-ranking trainers, mid-level players, and entry-level players.

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Here are the best movesets for Grumpig. Top rated Grumpig X/Y movesets. You can find Grumpig builds X/Y. Grumpig movesets X/Y are listed here. VGC Grumpig Competitive Movesets can be found here. Find various EV spreads, find the best nature for Grumpig in X/Y along with competitive movesets. Basic info and Movesets for evolution