Alternate Katarina costumes
Press L + R, click Left Analog-stick, press Back, Up. A short sequence of music will confirm correct code entry. Click Right Analog-stick to change the value of the numbers that appear on screen, then start a new game or resume a saved game to view the corresponding costume. The costumes that can be accessed are:
Original costume and hair color: 0000:0000
Blackbeard in purple: 0000:0001
Red hair with red and orange bikini: 0000:0010
Blue hair with orange and red bikini: 0000:0011
Tan, brown hair, orange and yellow bikini: 0000:0100
Blonde hair, orange and yellow bikini: 0000:0101
Blonde hair, pink bikini: 0000:0110
Blue hair, shiny silver bikini: 0000:0111
Red hair, black bikini, black stockings: 0000:1000
Pink hair, shiny black body suit: 0000:1001
Blue hair, shiny copper body suit: 0000:1010
Purple hair, shiny silver body suit : 0000:1011