what are best co-op/multiplayer homebrew games?

well i tried PSP counter strike, but no one plays it....

but can you guys tell me of any good homebrew games i can play with friends or online??

or even ROM's
Also can you play PSP revolution online because if you cant i dont know how, and where do i get new songs for psp revolution?

[BKFraiders7]

I kno ISOs can be played online. Also the creator of SmashGPSP is putting code in to play over ad-hoc

well arent ISOs just regular games??

also can you list like names of them

sorry to double post man but is there seriously like no homebrew or any kind of game other the ones you buy that people play online or you can play co-op with?