if any of u yu-gi-oh fans out there are just tired of not haven enough gold then ull love this code just go to a empty space and with ur controller in 3-d mode enter up up down down left right left right b a and then u get 578 or somethin to the sort ull know because ull here a voice say YU-GI-OH!!! then ull be in money heaven for sure and its endless so get all the cash or mula u want!!!
P.S. for example enter it on an empty town or out beside ur base anywhere there arnt opponents or enemys or whatever u get the idea if u dont then try it over again cause it should.