bttln   -All characters
hxmstr  -Living room
ptspns  -Kitchen
tlltrs  -Forest
trghtr  -Spy blue
mstrmn  -Riff mission
scrdct  -Hoover mission
stpdmn  -Thick mission
blzzrd  -Snow mission
srfpnk  -Shrap mission
gnrlmn  -Fort plastro
htttrt  -Scorch mission
zbtsrl  -Showdown
htkttn  -Sandbox
sffrmv  -Saffire making of
drvllvsm-Test information
thdtdt  -Mini mode

Thanks to Revolution reader Don Cordova!