Identify the unfair aspect with respect to the sentence extracted from an online Terms of Service:
```
supercell reserves the right to remove or reclaim any usernames at any time and for any reason , including but not limited to claims by a third party that a username violates the third party 's rights . 

```
. OPTIONS: ["Limitation of liability", "Arbitration", "Jurisdiction", "Unilateral termination", "None", "Contract by using", "Choice of law", "Unilateral change", "Content removal"].