Possible Clues:

• 27-Down's victorious words
• Pranked some people, slangily
• "They were no match for me!"
• 'Lol, you totally owned those chumps'
• 'Ha, fell right into my trap!'
• 'Ha, tricked those suckers!'
• Informal comment after tricking people
• 'They're mine now!,' informally
• Capturer's triumphant words
• Informal response to "Did you buy those items I asked for?"