Related Clues:

• Tricksters
• Cons
• Swindles
• Pranksters
• Plays with a marked deck, say
• Swindlers
• Clip joint figures
• Has an ace up one's sleeve, say
• Looks at the answers beforehand, e.g.
• Flouts the rules
• Frauds
• Copies from a classmate's paper, say
• Scam perpetrators
• Bamboozlers
• Plays unfairly