Mike Piazza's StrikeZone

Mike Piazza's StrikeZone
Developer: Devil's Thumb Entertainment Publisher: GT Interactive Platform: Nintendo 64 Released in US: June 16, 1998 This game has a hidden developer message. This game has hidden development-related text. This game has unused text.

It's a baseball game, but now Mike Piazza is on the title screen.

Unused Text

0xEB750:

Start of Front End Init 
Before Init Logic Demo
***********************Front End Init************************
Address %x, Size %x
Address %x, Size %x
Address %x, Size %x
Setting Sequence to %d 
feSetScreenSize

While there are cheat codes in the game, you're never prompted to enter them, so the following string goes unused. 0xEBBE0:

Enter Cheat Codes Now

0xE3930:

Ouch

Hidden Message

During the opening splash screens, press C-Up, R, B, B when the Major League Baseball logo shows up. You'll be shown this message. Kirby is probably Kirby Fong, a producer of the game.