Identify the unfair aspect with respect to the sentence extracted from an online Terms of Service:
```
supercell shall not be liable for any delay or failure to perform resulting from causes outside the reasonable control of supercell , including without limitation any failure to perform hereunder due to unforeseen circumstances or cause beyond supercell 's control such as acts of god , war , terrorism , riots , embargoes , acts of civil or military authorities , fire , floods , accidents , strikes , or shortages of transportation facilities , fuel , energy , labor or materials . 

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