If you are determined to save space, here is a legitimate way to compress your existing legit copy of Blur without malware risk.
Let's address the elephant in the room. Can you really get Blur PC game highly compressed 100MB? blur pc game highly compressed 100mb
You may spend hours downloading a 100MB archive only to find it's missing DLLs, car physics data, or the entire single-player campaign. If you are determined to save space, here