Are you creative?are your looking for a game that has many possiblitys well gmod is the game for you

Befor you go and buy Half Life source get Black Mesa its almost as good as the origonal HLS.Black Mesa is just a reskin and graphical upgrade to the HLS

Come on its its a work of art same with the old HL and the spinoff ones. (HL blue shift and HL opposingforce) The whole HL seriese was greate

It may be old but it was the base for TF2,you can stillfind plenty of servers

You cant go wrong with this game,ITS A HAT SIMULATOR!