Stack Columns (c) 1994 Sega.

>>> TECHNICAL DETAILS
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Sega System C2 hardware
Main CPU : 68000 (@ 8.948862 Mhz)
Sound Chips : YM3438 (@ 7.670453 Mhz), SN76496 (@ 3.579545 Mhz), UPD7759 (@ 640 Khz)
Screen orientation : Horizontal
Video resolution : 320 x 224 pixels
Screen refresh : 60.00 Hz
Palette colors : 2048
Players : 2
Control : 8-way joystick
Buttons : 2

>>> GAME SERIES
---------------
1. Columns (1990)
2. Columns II - The Voyage Through Time (1990)
3. Columns III - Revenge of Columns (1993)
4. Stack Columns (1994)
5. Super Columns (1995, Sega Game Gear)
6. Columns '97 (1997)
7. Hanagumi Taisen Columns - Sakura Wars (1998)
8. Hanagumi Taisen Columns 2 (2000, Sega Dreamcast)
9. Columns Crown (2002, Nintendo Game Boy Advance)

>>> GAME PORTS TO OTHER SYSTEMS
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* Consoles :
Sega Saturn (1997, 'Columns Arcade Collection')

>>> OTHER GAME RESOURCES
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Game's rom.