Identify the unfair aspect with respect to the sentence extracted from an online Terms of Service:
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you also hereby grant to supercell the right to authorize others to exercise any of the rights granted to supercell under these terms of service . 

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