Hero in the Castle of Doom (c) 1983 Seatongrove.

>>> TECHNICAL DETAILS
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Main CPU : S2650 (@ 1.536 Mhz)
Sound CPU : I8035 (@ 400 Khz)
Sound Chips : DAC (@ 400 Khz)
Screen orientation : Vertical
Video resolution : 224 x 256 pixels
Screen refresh : 60.00 Hz
Palette Colors : 256
Players : 2
Control : 8-way joystick
Buttons : 2

>>> TRIVIA
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Licensed to Crown for US manufacture and distribution.
This game is also known as 'Hero'.

>>> OTHER GAME RESOURCES
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Game's rom.