Thunder Blaster

35 Years old Arcade Video game Irem Corp. [Japan]

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TECHNICAL

Irem M-92 system hardware

Main CPU : V33 (@ 9 Mhz)
Sound CPU : V30 (@ 7.15909 Mhz)
Sound Chips : Yamaha YM2151 (@ 3.579545 Mhz), GA20 (@ 3.579545 Mhz)

Screen orientation : Vertical
Video resolution : 240 x 320 pixels
Screen refresh : 60.00 Hz
Palette colors : 2048

Players : 2
Control : 8-way joystick
Buttons : 2

TRIVIA

This game is known outside Japan as Lethal Thunder.

TIPS AND TRICKS

* Endings : The game has 4 endings depending on your performance...
Ending 1 - Defeat all the bosses.
Ending 2 - Let 2 bosses escape and defeat the others.
Ending 3 - Let 3 bosses escape and defeat the others.
Ending 4 - Let all the bosses escape, including the last boss.

SOURCES

🔗

ROM dump (MAME).