The paintball2_alpha010.zip file you have requested: Modifications / Paintball / Paintball 2.0 Alpha build010 Full Standalone - 20mb is not available. Perhaps try browsing all files for the game Quake 2 and upload any files you want to share or are missing. This is the only information we could locate:
Full standalone version of Paintball2 (Quake2 not required!). Extract to c:games (or wherever you want, really).