Pokémon natures play a pivotal role in determining the true potential of any creature in your party. Introduced in Generation 3, this mechanic applies a 10% increase to one stat and a 10% decrease to another, excluding HP. While a 10% shift might seem marginal during a casual playthrough, it becomes a definitive factor in high-level competitive play, often deciding whether a Pokémon moves first or survives a crucial hit. Identifying the best pokemon nature requires an understanding of a Pokémon’s base stats, its intended role on the team, and the current metagame trends.

The fundamental mechanics of pokemon natures

Every Pokémon has one of 25 possible natures. Out of these, 20 natures modify stats, while five are "neutral," increasing and decreasing the same stat and resulting in no net change. The modification is applied to the final stat calculation, meaning the benefit grows more significant as the Pokémon’s level and Effort Values (EVs) increase.

A nature's impact is visible in the Pokémon's summary screen: the stat highlighted in red receives the 10% boost, while the stat in blue suffers the 10% penalty. This visual indicator helps players quickly identify if their Pokémon is optimized for its role.

The 25 natures and their effects

Nature Boosted Stat (+10%) Reduced Stat (-10%) Favorite Flavor Disliked Flavor
Adamant Attack Sp. Atk Spicy Dry
Bashful None (Neutral) None None None
Bold Defense Attack Sour Spicy
Brave Attack Speed Spicy Sweet
Calm Sp. Def Attack Bitter Spicy
Careful Sp. Def Sp. Atk Bitter Dry
Docile None (Neutral) None None None
Gentle Sp. Def Defense Bitter Sour
Hardy None (Neutral) None None None
Hasty Speed Defense Sweet Sour
Impish Defense Sp. Atk Sour Dry
Jolly Speed Sp. Atk Sweet Dry
Lax Defense Sp. Def Sour Bitter
Lonely Attack Defense Spicy Sour
Mild Sp. Atk Defense Dry Sour
Modest Sp. Atk Attack Dry Spicy
Naive Speed Sp. Def Sweet Bitter
Naughty Attack Sp. Def Spicy Bitter
Quiet Sp. Atk Speed Dry Sweet
Quirky None (Neutral) None None None
Rash Sp. Atk Sp. Def Dry Bitter
Relaxed Defense Speed Sour Sweet
Sassy Sp. Def Speed Bitter Sweet
Serious None (Neutral) None None None
Timid Speed Attack Sweet Spicy

Identifying the best pokemon nature for physical attackers

Physical attackers rely on moves that utilize the Attack stat, such as Close Combat, Earthquake, or Flare Blitz. For these Pokémon, the "dump stat" (the stat that can be safely reduced) is almost always Special Attack, as they rarely use special moves.

Adamant: The power choice

An Adamant nature (+Attack, -Sp. Atk) is often considered the best choice for physical attackers that already possess a high base speed or those that utilize priority moves. For instance, a Pokémon with access to Extreme Speed or Sucker Punch benefits immensely from the raw damage boost, allowing it to secure knockouts that it might otherwise miss. It is also the preferred nature for "Wallbreakers"—Pokémon designed to hit as hard as possible to force their way through defensive opponents.

Jolly: The speed priority

A Jolly nature (+Speed, -Sp. Atk) is generally favored in competitive environments where outspeeding the opponent is the highest priority. In many cases, the 10% speed boost allows a Pokémon to leap into a higher "speed tier," enabling it to move before an opponent of the same species or even faster threats. If a Pokémon relies on being a "Sweeper" (cleaning up a team once they are weakened), Jolly is often the superior choice to ensure it isn't outpaced and knocked out before it can move.

The best natures for special attackers

Special attackers function similarly to physical ones but utilize the Special Attack stat for moves like Draco Meteor, Thunderbolt, or Shadow Ball. Their dump stat is usually the physical Attack stat, which also has the added benefit of reducing damage taken from the move Foul Play and self-inflicted confusion damage.

Modest: Maximum special output

Modest (+Sp. Atk, -Attack) is the go-to for special attackers seeking maximum damage. This is ideal for Pokémon that naturally outclass most of the metagame in speed or those holding a Choice Scarf to compensate for a lack of a speed-boosting nature. If the goal is to OHKO (One-Hit Knockout) a specific defensive threat, Modest provides the necessary mathematical edge.

Timid: The tactical speed advantage

Timid (+Speed, -Attack) is frequently cited as the best nature for fast special attackers. Because the special attacking pool is filled with glass cannons (Pokémon with high offense but low defense), moving first is often the only way to ensure survival. A Timid nature is almost mandatory for lead Pokémon that need to set up hazards or status conditions before the opponent can react.

Defensive optimizations: Bold, Impish, Calm, and Careful

Defensive Pokémon, or "Walls," aim to absorb hits and support the team. Choosing the best nature for these roles depends on which type of defense the Pokémon is specializing in and which offensive stat it uses for its few attacking moves.

  • Bold (+Defense, -Attack): This is the premier nature for physical walls that use special attacks or status moves (like Scald or Will-O-Wisp). It maximizes physical bulk while minimizing damage from confusion.
  • Impish (+Defense, -Sp. Atk): Ideal for physical walls that utilize physical moves (like Body Press or U-turn). It ensures the Pokémon can withstand heavy physical pressure from Adamant or Jolly attackers.
  • Calm (+Sp. Def, -Attack): The standard for special sponges that want to tank hits from special sweepers. Like Bold, it reduces the physical Attack stat to minimize secondary damage sources.
  • Careful (+Sp. Def, -Sp. Atk): Best for special walls that still want to retain some physical presence or use utility moves that scale off Attack.

The niche utility of Brave, Quiet, Relaxed, and Sassy

While reducing Speed is usually seen as a disadvantage, certain strategies turn this into a strength. The most notable example is Trick Room, a move that reverses the turn order, allowing the slowest Pokémon to move first for five turns.

For a Trick Room team, the best natures are those that actively hinder Speed while boosting an offensive or defensive stat:

  • Brave (+Attack, -Speed): For physical attackers in Trick Room.
  • Quiet (+Sp. Atk, -Speed): For special attackers in Trick Room.
  • Relaxed (+Defense, -Speed): For physical walls that want to move first under Trick Room or slow-pivot with moves like Flip Turn.
  • Sassy (+Sp. Def, -Speed): For special walls in a similar role.

Additionally, these natures are used for Pokémon that utilize moves like Gyro Ball, which increases in power the slower the user is relative to the target.

Mixed attackers and the risk of Hasty or Naive

Mixed attackers are Pokémon that use both physical and special moves to stay unpredictable. Because they need both offensive stats, they cannot afford to reduce either Attack or Special Attack. Instead, they must reduce one of their defensive stats.

  • Naive (+Speed, -Sp. Def): Generally preferred because many priority moves (like Mach Punch or Bullet Punch) are physical, and keeping the physical Defense intact is often safer.
  • Hasty (+Speed, -Defense): Used when the Pokémon’s base Special Defense is already high, or the specific threats it needs to survive are special attackers.

These natures are generally reserved for high-risk, high-reward "Glass Cannons" that do not expect to survive more than one or two hits anyway.

Why neutral natures are generally avoided

Natures like Hardy, Docile, Serious, Bashful, and Quirky do not provide any stat modifiers. In the context of optimization, a neutral nature is almost always a missed opportunity. By choosing a neutral nature, a player forfeits a 10% boost to a crucial stat. Even if a Pokémon is an "all-rounder," it is statistically more efficient to boost its most important stat and reduce its least used stat than to have no modification at all. The only rare exception might be in very specific casual playthroughs where a player does not want to deal with flavor-related berry confusion, but even then, the performance loss is palpable.

The impact of flavors and berries on nature selection

A secondary effect of natures is their influence on a Pokémon's taste preferences. This affects how they react to certain berries, such as the Figy, Wiki, Mago, Aguav, and Iapapa Berries. These berries restore a significant amount of HP when the Pokémon is at low health but will cause confusion if the Pokémon dislikes the flavor associated with the berry.

  • Spicy (Attack): Disliked by Bold, Modest, Calm, Timid.
  • Dry (Sp. Atk): Disliked by Adamant, Impish, Careful, Jolly.
  • Sweet (Speed): Disliked by Brave, Relaxed, Quiet, Sassy.
  • Bitter (Sp. Def): Disliked by Naughty, Lax, Rash, Naive.
  • Sour (Defense): Disliked by Lonely, Mild, Gentle, Hasty.

When building a team, players must ensure that a defensive Pokémon holding an Iapapa Berry, for instance, does not have a nature that dislikes the Bitter flavor, as becoming confused at low HP can lead to an immediate loss.

Modern methods for changing and obtaining natures

As of the latest generations, the rigidity of natures has been significantly relaxed, making it easier for players to optimize their favorite Pokémon without hours of repetitive catching or breeding.

Nature Mints

Nature Mints are consumable items that change the stat growth of a Pokémon to match a specific nature. For example, using an Adamant Mint on a Modest Pokémon will change its stat modifiers to +Attack and -Sp. Atk. It is important to note that the displayed nature in the summary remains the original (Modest), which matters for breeding and berry flavors. Mints are widely available in the post-game of recent titles via shops or battle rewards.

Breeding with an Everstone

For those who prefer traditional breeding, giving an Everstone to a parent Pokémon ensures that its nature is passed down to its offspring 100% of the time. This remains the most cost-effective way to produce multiple Pokémon with the same optimal nature without spending currency on Mints.

The Synchronize Ability

In the wild, leading your party with a Pokémon that has the Synchronize ability (such as Ralts or Espeon) used to guarantee a 50% chance of encountering a wild Pokémon with the same nature. In recent games, this has been updated to a 100% guarantee in many scenarios, making it the best way to hunt for specific natures on legendary or Paradox Pokémon.

Decision Framework: How to choose for any Pokémon

When you are unsure which nature is best for a specific Pokémon, follow this simple logic:

  1. Identify the primary offensive move type: Is it physical or special? If physical, eliminate any nature that reduces Attack. If special, eliminate any that reduces Special Attack.
  2. Evaluate the Speed stat: Is the Pokémon naturally fast (Base 100+)? If yes, a Speed-boosting nature (Jolly/Timid) is often required to remain competitive. Is it naturally very slow (Base 60 or below)? If yes, consider a power-boosting nature (Adamant/Modest) or a Speed-reducing nature for Trick Room.
  3. Determine the Dump Stat: If the Pokémon is a pure physical attacker, Special Attack is the dump stat. If it is a pure special attacker, Attack is the dump stat. If it is a wall, choose the offensive stat it doesn't use.
  4. Check for specific survival needs: Does the Pokémon need to survive a specific hit from a common threat? Sometimes, a defensive nature like Bold is better than a Speed nature if the Pokémon's role is to act as a pivot.

By following this structured approach, players can move beyond memorizing charts and begin to understand the strategic depth that natures bring to the game. Whether you are aiming for the top of the ranked ladder or simply want your favorite Pokémon to perform at its peak, selecting the right nature is the first step toward mastery.