0000 - Nothing
0001 - Space Freighter Arena Unlocked
0002 - Shark Races Mode
0004 - Kaadu Mode
0008 - ?
0010 - Slip N Slide Mode
0020 - Super Honk Mode
0040 - ?
0080 - All Death Star Mode
0100 - Super Spinning Mode
0200 - Infinite Boost Mode
0400 - Super Arena Mode
0800 - Backward Facing Mode