The undead,and I don't mean zombies!

The video shows it all HAHA!
https://www.youtube.com/watch?v=44yoptuWx6c&feature=youtu.be

Another funny glitch!
https://www.youtube.com/watch?v=gQQvD3J9Duo&feature=youtu.be

Also at the end of blast pit, when you first get on the railcart if you go forward and kill the aliens and then go all the way back to the start (like I did to retrieve more ammo) the alien portal animations sans aliens show up when you go forwards again.

That’s just muscular spasms… Pretty common in recently dead beings.

Until he starts talking.

Is gibbing still awesome?

Founded in 2004, Leakfree.org became one of the first online communities dedicated to Valve’s Source engine development. It is more famously known for the formation of Black Mesa: Source under the 'Leakfree Modification Team' handle in September 2004.