An Introduction to Trash Bytes You will need a basic understanding of the hexadecimal number system and hexadecimal data of files before reading this article Trash bytes are data stored in a .pkm file. They serve no purpose at all ingame or for storing information. Their only use is for hack checking. Three types of pokemon have trash bytes. These are: Hatched Pokemon; Mystery Gift Pokemon; and Pal Park Pokemon. Each has different types of Trash Bytes and different methods for fixing t