Koffing evolves at level 35.
Koffing Pokémon: Evolution, Level, Weakness & Complete Guide
Koffing is a poison-type Pokémon in Pokémon GO from the Kanto region.
It is commonly known as Toxic Gas Pokémon (#0109). Koffing is a purple, spherical creature that has a skull and crossbones symbol.
If you are curious about Koffing and want to learn more about its evolution, weaknesses, and how to use it, this guide is for you.
This guide will cover the Koffing evolution level, when Koffing evolves, the best strategies, and stats. But first, let’s start by gathering more information about this Pokémon.
Let’s get started!
What is Koffing?

Koffing is a poison gas Pokémon with a purple and spherical body, which was introduced in Generation 1. On the lower part of the body, it has crossbones and a skull.
Its body has openings that allow gases to escape. Koffing floats in the air and emits poisonous gas. It mainly eats rotten kitchen garbage.
Basic Information:
- Height: 2′ 00″
- Category: Poison Gas
- Weight: 2.2 lbs
- Abilities: Levitate, Neutralizing Gas
Koffing can store several kinds of toxic gases in its body. These toxic gases are held in its thin, balloon-shaped body. Due to this, it is prone to exploding without giving any warning. In hot places, its internal gases expand and explode.
Did You Know: If Koffing is happy, it will spew a harmless gas. However, when it is angry, it releases a poisonous gas.
Koffing Pokémon is not a powerhouse, but it can sustain you in desperate times. Have a look at the base stats of Koffing.
| HP | 40 |
| Attack | 65 |
| Defense | 95 |
| Special Attack | 60 |
| Special Defense | 45 |
| Speed | 35 |
As you can see from the stat list, it is a defensive Pokémon that has high defense and low speed. So, it is wise to use it in battles where you want to defend and not attack.
Koffing Weakness
- Ground
- Psychic
It is often seen alongside its evolution, Weezing, especially if you are watching the Pokémon anime.
Koffing Evolution Explained
In most Pokémon games, Koffing is said to evolve into Weezing at level 35. These games include Pokémon Scarlet and Violet and Sword and Shield.
So, what does Kogging evolve into? Weezing!
And at what level does Koffing evolve? It evolves at level 35.
When Does Koffin Evolve?
Koffing evolves when it meets the prerequisite conditions. This is a straightforward evolution, no special conditions required.
- Level: 35
- Evolutionary Line: Koffing (#109) → Weezing (#110)
- Method: Level-Up
- Requirements: None
You do not need special stones, friendships, or time restrictions for Koffing to evolve. It can evolve automatically whenever it reaches level 35.
Weezing – Koffing Evolved Form

The evolved form of the Koffing Pokémon is called Weezing.
It transforms from a single poison ball into two fused Koffing at level 35. It remains a poison-type Pokémon and features a main, larger head and a smaller, secondary head.
Both of these heads of Koffin can release toxic and explosive gases. You may also see Galarian Weezing as it evolves into the Poison/Fairy-type in the Galar region.
Key Details for Weezing
- Evolves at level 35
- Primarily, it looks like a large, purple, floating orb with a symbol of skull and crossbones on its body.
- There are also regional variations of this Pokémon.
- It possesses abilities like Levitate and Neutralizing Gas.
- Weezing has high physical defense.
It alternatively shrinks and inflates its twin bodies to mix toxic gases inside. The more these gases are mixed, the more powerful they become.
Let’s look at key stats for Weezing, the evolved version of Koffing.
Weezing stats:
| HP | 65 |
| Attack | 90 |
| Defense | 120 |
| Special Attack | 85 |
| Special Defense | 70 |
| Speed | 60 |
When comparing the stats from the Koffing, you can see that almost all stats are boosted slightly. However, the defense and special attack are especially through the roof.
If you want to search directly for Weezing, then you should look near garbage dumps or places with pollution. Weezing locations depend on the game you are playing, but these are general areas where you can find it.
Koffing Evolution Chart
As we’ve established, Koffing’s evolution begins at level 35 in most Pokémon games. Let’s look at the Koffing evolution chart.
| Pokémon | Level | Type | Evolution Method |
| Koffing | — | Poison | Base form |
| Weezing | 35 | Poison | Level up |
Apart from Weezing, there is a special form of evolved Koffing called Galarian Weezing. We will read more about it in the next section.
Galarian Evolution (Special Form)

You should know that in some games, the Pokémon Koffing evolution can take a special form.
This special form is called the Galarian Weezing. It was introduced in Pokémon Sword and Shield in the Galar region.
- Type: Poison/Fairy-type
- Appearance: It has two heads with large, top hat-like chimneys and green
- Abilities: Neutralizing Gas, Misty Surge, Levitate (Hidden Ability)
- Purpose: It consumes polluted air and then releases clean air after filtering it.
Evolution Mechanism
It is pretty simple to evolve normal Koffing into Galarian Weezing. All you have to do is level up Koffing within the Galar region. That’s it!
In Pokémon GO, you can also use 50 candies to level it up to Galarian Weezing.
This new addition to the Koffing evolution adds more variety to the Koffing’s evolution line.
Koffing Weakness & Strengths
Koffing is a Poison-type Pokémon with physical defense. It specializes in self-destructing moves and utility.
However, it is not immune to all attacks from other Pokémon. It also has its weaknesses. Let’s have a look at Koffing’s weaknesses and strengths.
Koffing Weakness
- It is weak to Psychic-type moves and takes super-effective damage.
- Some Ground-type abilities can also threaten it, but it can neutralize them by using the Levitate ability.
Koffing Strengths
- It has high resistance to Grass, Fighting, Poison, Bug, and Fairy-type moves.
- Koffing’s Levitate ability provides support from Ground-type moves.
- As you’ve seen, it has a high physical attack stat, which allows it to use Self-Destruct or Explosion for massive damage to the opposition party.
- It is the best Pokémon to use against Grass and Fighting types.
Did You Know: The Levitate ability makes Koffing immune to all Ground-types.
Best Moves for Koffing
This Poison-type Pokémon thrives on frustrating opponents with its extraordinary moves.
The key moves of Koffing Pokémon include Sludge Bomb, Pain Split, and Explosion/Self-Destruct.
Early Moves
- Tackle
- Smog
- Poison Gas
These are early moves of this Pokémon that can be used before the evolution. However, there are more powerful moves that you can use with this Pokémon. Let’s have a look.
Recommended Moves
- Sludge Bomb
- Toxic
- Flamethrower
- Will-O-Wisp
- Explosion
- Pain Split
All these moves of Koffing focus on status effects and damage over time.
Different Types of Koffing Pokémon Cards
Koffing Pokémon cards have appeared in the Trading Card Game many times since the Base Set. The notable versions of different Koffing Pokémon cards include Base Set, Koga’s Koffing, and some modern ones.
Here, you can take a look at different types of Koffing Pokémon cards.
Common Koffing Cards

The common Koffing cards are widely available in multiple sets. Since they are the most common cards, they feature a simple design and basic moves. It makes them ideal for beginners and casual collectors.
- Easy to find, non-holo
- Basic attacks, moderate HP
- Appears in sets across generations
Price Range: The prices of common Koffing cards range from $0.10 to $0.70.
Reverse Holo Koffing Cards

Reverse holo Koffing cards feature a holographic background, border, and text box. However, the illustration of the Koffing remains the same. These are more collectible than the common Koffing cards.
- Shiny background
- More collectible than common cards
- Popular among budget collectors
Price Range: The more collectible Reverse Holo Koffing cards’ prices range from $0.40 to $2.50.
Vintage Koffing Cards

These types of Koffing Pokémon cards are from the Base Set and Team Rocket. Being vintage, these cards hold nostalgic value, especially the first edition or shadowless versions.
- Early Pokémon sets (1st Edition and Shadowless variants)
- Higher value in mint condition
- Nostalgia-driven demand
Price Range: The price of the Vintage Koffing Cards ranges from $2 to $60+.
Rare / Misprint / Graded Koffing Cards

Some rare cards, especially misprinted ones, go for a higher value than others. Professionally graded versions in mint condition impact the value. These cards are more appealing to serious collectors.
- Includes printing errors and alignment issues
- PSA graded cards
- Appealing to collectors
Price Range: The prices of rare, misspelt, and graded Koffing Pokémon cards start from $1 and go to $12+.
Fun Facts About Koffing
Koffing is a Pokémon in a different league than others. It is not your regular Pokémon that you interact with consistently.
There are a few things about Koffing that you might not know. Here are some fun facts about Koffing.
- Its diet consists of rotten kitchen garbage.
- Koffing is one of the three Pokémon based on forms of environmental pollution. The other two are Grimer and Trubbish.
- It is frequently seen with Team Rocket in anime.
- Inspired by pollution and toxic gases
- Known for explosive attacks
Wrap Up!
Koffing is a Poison-type Pokémon that evolves at level 35 into Weezing. It is a naturally defensive type of Pokémon that is immune to all Ground-type attacks.
Its spherical, purple body marked with a skull and crossbones makes it a unique Pokémon. It has a strong defense due to its inherent nature. However, it lacks speed. Most players use it for status and tank strategies.
Also Read: Skwovet
FAQs
What level does Koffing evolve?
What does Koffing evolve into?
Koffing evolves into Weezing.
Why is Koffing known as the purple gas Pokémon?
It is called the purple gas Pokémon due to its purple, spherical body that releases various gases.
What is Koffing weak against?
Koffing is weak against Psychic and Ground-type moves.
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