Musky Mania Jointed Believer, Yellow Belly Perch, 10-Inch The #1 trolling lure for catching trophy 50 and larger muskies is now available in 6, 7, 8, 10 and a 13 version When trolling in multiple lure arrangements, the Believer seems to attract big fish with its impressive wobble and deep underwater, low frequency rattles. Charter captains that normally would catch perhaps 1 or 2 fish in a good day reported that with the Believer out, their catch rate increased on all of their lines Its famous for a reason.