LASER! caution.

freeman

half-life

half life

freeman's mind

machinima

civil protection

civil

protection

ross scott

half-life 2

garry's mod

gmod

ross

scott

source

source engine

valve

mod

fortress

tf2

mod (subculture)

team fortress 2 (video game)

mod (video gaming)

video game (industry)

steam

hl2

combine

aliens

explosion

episode

head crab

h.e.v.

crowbar

zombies

marines

gman

gordon

episode 3

episode three

gordon freeman (fictional character)

black mesa (video game)

chamber

test

funny

laser