Basically

All you have to do is copypaste this link into your browser

mo$d.gi$b.m$e/pr$oto$type2/en$able_$dl$c.z$ip ( remove all $ )


After download:
1. Unrar it
2. Put all files into game folder where Prototype2.exe is located!

Colossal Mayhem pack that adds:

■ Thermobaric Boomstick

■ Heller Test Subject Skin

■ Infected Heller Skin

■ Infantry Heller Skin

■ Warp Vortex

■ Anti Gravity Field

■ Air Time

Excessive Force Pack that adds:

■ Viral Infector Granade Launcher

■Armored Heller Skin

■Agile Armor Alex Mercer Skin

■ Zombie Mercer Skin

■ Shockwave

■ Chaos Creator Mode

■ Medusa's Wrath