"Berserker@Quake2 is the heavily modified idTech2 engine, based on quake2-3.21 source code. OpenGL renderer uses the classic forward rendering technology. Main feature is per-pixel lighting (PPL) and real-time shadowing using stencil shadow volumes. Lights/Shadows processing based on Tenebrae source code."
"Thursday, February 20, 2004 — Should I? More useless site tweaks, bullets and additions/changes all around. Though this isn't why I'm posting, I'm wondering If I should start a 'POTM' (or Picture of the Moment) on the site (usually for EGL/LiteGL, or other funny stuff, anything really), where you can submit (via email) me a pic you want up, with a description. Post on the forums if you give a damn."
Blood. Splashes. Rail trails and rocket effects. Even play Q3A maps in Q2. EGL is an enhanced graphics client for Quake 2 by Echon. Circa 2006.