It's undeniable: Doom by id Software is one of the most epic titles that we have come across so far in the history of gaming. But of course, we can only play the game so many times, so we're glad there are some homebrew developers around to tinker and play around with the game. Here are some good examples: the Hellraiser and Goldeneye Doom Mods for the PSP.<br><br>These Doom mods, found by DCEmu member michalt441, will still give you the same brand of enjoyment that the original Doom offers, but with a nice twist. Hellraiser PSP, for example, is touted to be one of the hardest Doom mods ever made, with Nightmare mode impossible to play through (you can always try, though). <br><br>On the other hand, GoldenEye PSP can be considered as Doom, only with a makeover. With almost all of its elements (skins, textures, monsters, weapons, etc) customized, its certainly gives a rather suave twist to the classic bloody game we have known and loved.