Power Stringer Logo Design Contest Contests > Power Stringer > Nibiru Logos & Comments Power Stringer has selected their winning logo design. For $275 they received 77 designs from 14 different designers from around the world. Find out how LogoTournament works How LogoTournament works Contest Entries by Nibiru Comment Activity Order by Ranking Entry Number To leave a comment please click on the logo. Prefers others. Withdrawn Prefers others. No activity yet.