Dinobasher: Starring Bignose the Caveman

Dinobasher: Starring Bignose the Caveman
Developer: Optimus Software Platform: Sega Master System This game has uncompiled source code. This game has hidden developer credits. This game has debugging material. This game has a hidden level select.

This game was never completed and/or given a public release. As a result of this, keep in mind that the developers might have used or deleted some of the content featured here, had the game actually reached store shelves.

Level Select

Get a high score (minimum 5,000 points), then enter PPPPPPM as a name. A level select will be added to the bottom of the main menu and can be toggled with 2 after selecting the number of players. Levels can also be skipped by pressing Down+1+2 during gameplay to open the item screen, then pressing 1+2 there.

(Source: SMSPower)

Checksum Screen

Holding 1 + 2 on startup takes you to a checksum screen.

(Source: GameFAQs)

Hidden Credit

Found at the beginning of the ROM.

(C) 1993 CODEMASTERS. DEVELOPED BY OPTIMUS SOFTWARE

Uncompiled Code

A small bit immediately following the hidden credit.

S OVER RUN !!!!"
ENDIF
BANK
#21

Starting at 0x7D21:

_ENEMYS
POP
POP
$NEXT_INSTRU
264
112
FIREBALLUD2
129
256
LARGEBONE
129
256
LARGEBONE
262
144
FIREBALLUD3
252
144
FIREBALLUD3
-23
BIRDRA1
130
256
176
STONE
256
FIREBALLUD4
-23
BIRDRA1
129
256
160
LARGEBONE
282
144
FIREBALLUD3
129
256
LARGEBONE
280
144
FIREB
TMR SEGA