Cloned Cube is a Portal mod. It takes place after GLaDOS' fall in Portal.
You assume the role of Chell's secret clone.
You have to escape or else you may just be tested to death.
There is one obstacle.
CUBiS is trying to kill you.
Here is the download for Cloned Cube level 1 cc_1. Includes a zip file with the map and several custom materials in the map. Have fun! Click more info...