This is a speedrun of Half-Life 2 Episode 2 by Gocnak from Awesome Games Done Quick 2015. The run starts at 5:10.
AGDQ2015 raised over $1,500,000 for Prevent Cancer Foundation, and is just one of the many charity marathons from Games Done Quick.
To download high quality MP4s of every run at the event, visit our Archive.org page here:
For more information on future marathons, check us out at: