With this system and there currently being 18 types, there is a total of 324 possible ways to assign types to Pokémon, with 171 unique combinations, 162 of which have been used as of Generation IX.
In Generation 2, Dark and Steel types were added, while in Generation 6 (Pokémon X and Pokémon Y) the Fairy type was added. Below are the differences compared to the current type chart.
Extensive, research-backed profiles of 16 personality types: learn how different personalities approach career choices, personal growth, relationships, and more.
Hans Eysenck refers to superordinate personality factors as types, and more specific associated traits as traits. Several pop psychology theories (e.g., Men Are From Mars, Women Are From Venus, the enneagram) rely on the idea of distinctively different types of people.