Sierra Entertianment is the division of Vivendi games famous for titles such as Crash Bandicoot, Spyro the Dragon, Empire Earth, Leisure Suit Larry, Ground Control and Tribes to name but a few.
HL2 isn't sierra's
It was suppose to be until steam came into existance
Only registered members can share their thoughts. So come on! Join the community today (totally free - or sign in with your social account on the right) and join in the conversation.