Axel's Magic Hammer is a platform game developed by Core Design and published by Gremlin Graphics in 1989. The game was released for the Amiga and Atari ST. More information on Wikipedia, MobyGames and Hall of Light.

A trainer offers one or more cheats like unlimited lives, invincibility, more ammo etc. Because this is done during runtime a trainer is not to be confused with a savegame editor.