Counter Strike Source 2D v1.61 for CFW PSP: How to install and Game controls + Download link
Valve’s Counter Strike in 2D version ported out for Custom Firmware PSP Slim/Phat! Pretty fun and packs a bunch of maps to play on. Also there is Online multiplayer. 2D aint so bad. As Far as i know, it works for all CFW versions.
Download:
http://tinyurl.com/ca7e58
