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With shoppers set to spend £ 2.96 billion by the end of Cyber Monday , fraud experts have warned that scammers will tempt shoppers with suspiciously good deals so they buy their counterfeit items and hand over their card details .
 shoppers: victim; scammers: attacker; hand over their card details: purpose
Given event type and trigger, please tell me the arguments of all the listed option. Output format is "name1: role1; name2: role2". 
Event type: phishing 
  Option: victim, attacker, attack pattern, purpose, damage amount, tool, time, place, trusted entity 
Text: {0} 
Answer:
 shoppers: victim; scammers: attacker; hand over their card details: purpose