Identify the unfair aspect with respect to the sentence extracted from an online Terms of Service:
```
supercell reserves the right to stop offering and/or supporting the service or a particular game or part of the service at any time , at which point your license to use the service or a part thereof will be automatically terminated . 

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