Apparently a very rare EGA version of the game also exists. Most of the graphics are 320x200, but the 1st-person perspective gameplay of level 2 uses 640x200 to get extra detail in the approaching columns while they are still far away.
Did You Know?
Was ported from the C64 and Sinclair versions. Original credits include Jeroen Tel for the C64 music and G. Harrison for the C64 coding. Add