Pokemon Emerald U Trashman [top] -

This is why numerous major ROM hacks explicitly instruct you to use it:

With each read phrase, the trainer sprite lifted their face. It was the kid behind the Pokémon Center—the one who’d laughed and shoved the cartridge into Ren’s hands. His sprite’s eyes were red, not from coding but from a simple shame. “I thought it would be funny,” the kid said. “I thought being cruel would make me big.” pokemon emerald u trashman

And you learn something else: sometimes, breaking a game perfectly is the only way to fix it. This is why numerous major ROM hacks explicitly

The community has embraced these glitches as canon. There’s a famous Let’s Play from 2011 where the player’s Trashman save corrupted upon entering the Hall of Fame, but not before his MVP—a Delibird with Present—landed a critical hit on Wallace’s Gyarados. The run was declared a “moral victory.” “I thought it would be funny,” the kid said

If you are using the Trashman ROM for a Trashlocke, the strategy changes completely from a standard playthrough.