The main goal of this mod is replacing Valve's standart particles to new Orange Box Engine Particles System.
Added Double Shotty
Made AR2 more AR2'ish in comparison to older effects/sounds.
Remade explosion/muzzle effects of few weps.
More minor stuff...
BMS HECU voices will not be included in mod, i just like to play with them. You can download this soundpack @ Hl2.gamebanana.com