Game Theory: Portal's Companion Cube has a Dark Secret

The Game Theorists · 10,292,662 views
Portal's Companion Cube is perhaps one of gaming's most memorable and lovable characters (items?). But is the Companion Cube another cruel test set up by GLaDOS? What sinister secret is hidden behind the Companion Cube's cute pink hearts? Like most other things in Portal, the cube may be more than meets the eye...

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