The Official Discussion of

[pokehearts]

So, we all know that everyone encounters or hears about glitches in one time in a person's life. From the good ones like cloning and the evolution glitch, to the to the ones that have bade side-effects, to the ones that totally destroy your game. Have you come across any glitches that only happened to you? Ones that aren't anywhere online? Tell us about them.
https://bulbapedia.bulbagarden.net/wiki/Glitch

 

[The Corrupt Plague]

Save file shuffling. Basically, this can only be done using an emulator and to do this, you simply load a save from one game into a different one and watch it go crazy. If both games happen to be similar enough, such as in the case of romhacks, then you can see some very interesting results.