HardHat's Battle Arena is a PSP homebrew game where you collect and train a party of mages and eventually win the Sushi Island Tournament.

Version 0.51 is an optimized build released mainly for improving the game's stability and make better use of the PSP's memory. Here's the changelog:

* changed memory management strategy to involved less churn
* removed duplicated model, by using shared animmesh
* changed allocation/deallocation to reduce memory fragmentation
* fixed minor typos in the last 4 cut scenes
* fixed massive memory leak in Wavefront OBJ loader
* added cheat code to speed testing