Talk:Mercedes-Benz SLK 55 AMG Special Edition/@comment-2601:1C2:500:A61B:CE9:3718:E3A9:5701-20171220034837/@comment-23.226.133.141-20171220075401

I'm not the OP, but a trainer is just a small program to patch a game's memory to get say unlimited lives instead of just 3, unlimited credits/coins and more. In other words, they allow you to cheat in games to give you an advantage.

More info at Wikipedia: https://en.wikipedia.org/wiki/Trainer_(games)