The Shadows of Time: Episode 1
By: FelixGriffin, usCobra11
Difficulty: Medium

Some physicists say that much of the universe consists of Dark Matter, but our research at Aperture has shown that up to 90% of that may be nothing but useless Sort-Of-Dark-But-Still-Pretty-Light Matter. The remaining useful 10%, Darker Matter, has proven useful in controlling the flow of time...

Five short tests based around a custom test element, plus source code and global_ents for using it in your own maps. Enjoy!

Download

Whenever I try to extract the files, I get this:

A shame; I was looking forward to playing this.

Very clever mechanic. The detail was sparse inside the chambers but the skybox was really cool.

Hm. Try updating your 7Zip? I used LZMA2 Ultra to get the file size as small as possible (it's over 200mb uncompressed), but it's a fairly new method.

Coppermantis: Thanks! Glad you liked it!