Identify the unfair aspect with respect to the sentence extracted from an online Terms of Service:
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attempt to , or harass , abuse , or harm , or advocate or incite harassment , abuse , or harm of another person , group , including supercell employees , including supercell 's customer service representatives . 

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