Game move errors

In the, there will occasionally be a Pokémon that knows a move it cannot know when owned by the player. It is unknown whether most of these are actual mistakes on the part of the developers.

Unobtainable combinations of moves
Due to mothers being able to pass down Egg Moves from Generation VI onward, all Egg Move combinations are possible from Generation VI onward.

Moves known at an early level
Due to the Move Reminder being able to teach moves the Pokémon would learn at higher levels in Generation VII, all moves can be taught at any levels in Generation VII.

Discrepancies in spin-off games
In spin-off games, sometimes Pokémon will know moves they wouldn't be able to know in the core games.

Pokémon GO
As part of the August 20, 2016 server update, all of the following moves were removed from the list of moves the respective Pokémon could know when obtained, but existing Pokémon that already knew the move retained it.

Pokémon Quest
Mosse errate dei giochi