Pokemon Types

From Generations

Types
Bug Type.png 11
Dark Type.png 15
Dragon Type.png 14
Electric Type.png 03
Fairy Type.png 18
Fighting Type.png 06
Fire Type.png 01
Flying Type.png 09
Ghost Type.png 13
Grass Type.png 04
Ground Type.png 08
Ice Type.png 05
Normal Type.png 00
Poison Type.png 07
Psychic Type.png 10
Rock Type.png 12
Steel Type.png 16
Water Type.png 02

Types are properties that are assigned to Pokemon and moves. There are a total of 18 Types, listed in the box to the right.
Generations classifies each type by an univocal ID, from 00 to 18, to simplify their usage in commands and sidemod-making.

A Pokemon can have one or two Types (or none, if subjected to effects like Burn Up, moves can only have one Type.
In extremely rare cases, only during battle, a Pokemon can also gain a third Type (i.e. a dual-type Pokemon affected by Forest's Curse will also obtain the Grass-type).
There is also a 19th unofficial Type, the ???-type (or Mystery-type).

If a Pokemon uses a damaging move that matches one of its Types, the move will gain a 1.5× damage multiplier known as STAB (same-type attack bonus).

Type Effectiveness

Damaging moves may also vary in Effectiveness depending on the move's Type and the Type(s) of its target.
The Effectiveness between Types is showed in the chart below:

Type Effectiveness Chart
Defending type
Attacking type
Bug Type.png Dark Type.png Dragon Type.png Electric Type.png Fairy Type.png Fighting Type.png Fire Type.png Flying Type.png Ghost Type.png Grass Type.png Ground Type.png Ice Type.png Normal Type.png Poison Type.png Psychic Type.png Rock Type.png Steel Type.png Water Type.png
Bug Type.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png
Dark Type.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png
Dragon Type.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png
Electric Type.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png
Fairy Type.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png
Fighting Type.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png
Fire Type.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png
Flying Type.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png
Ghost Type.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png
Grass Type.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png
Ground Type.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png
Ice Type.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png
Normal Type.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png
Poison Type.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png
Psychic Type.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png
Rock Type.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png
Steel Type.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png
Water Type.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png Blank.png

The Type Effectiveness stacks multiplicatively. For example, against a Charizard, a Fire/Flying type:

File:Px64 Red Minus.png Bug-type has ½× effectiveness against both Fire and Flying, so the multiplier would be reduced to ¼×.
File:Px64 Red Minus.png Steel-type has ½× effectiveness against Fire and 1× effectiveness against Flying, so the multiplier would remain ½x.
Normal-type has 1x effectiveness against both Fire and Flying, so the multiplier would remain .
File:Px64 Green Plus.png Water-type has 2× effectiveness against Fire and 1× effectiveness against Flying , so the multiplier would remain .
File:Px64 Green Plus.png Rock-type has 2× effectiveness against both Fire and Flying, so the multiplier would become .
Ice-type has ½× effectiveness against Fire but 2× effectiveness against Flying, so the combined multiplier would be .
File:Px64 Black X.png Ground-type has 2× effectiveness against Fire but 0× effectiveness against Flying, so the multiplier would become and the move would deal no damage.


Type Effectiveness usually has no effect on Status moves, however there are some exceptions to this rule: for example Thunder Wave has no effect on Ground-type Pokemon, even if it is not a damaging move.