Just as Pokémon are assigned a type, each of their moves also has an assigned type - for instance, Cyndaquil, one of the three starter Pokémon in Pokémon Gold, Silver, Crystal, HeartGold ...

For example, a Grass type Pokémon using a Grass-type move. This can be stacked with the previous mention advantages. Pokemon Type Chart (up to Sword & Shield): all strenghts and weaknesses ...