You could have downloaded HGSE 2.0 for Mac from our software library for free. This free Mac app was originally designed by Blackwight. This Mac download was scanned by our built-in antivirus and was rated as malware free. HGSE for Mac lies within Lifestyle Tools, more precisely Travel.
From the developer:
Four mercenaries must descend through 40 levels to reach a biomechanical weapon of mass destrcution.
Can be played with one player or 2, keyboard or joystic.
A successor to the original Hollow Ground arcade game, HGSE contains the original map set and new maps loaded with added features:
Three dimencional game play
Capacity for much larger maps
New gimmics and gadgets
Countless additions and changes
You may want to check out more software for Mac, such as OpenGeoDa, Tempus Irae or GMapCreator, which might be similar to HGSE.