Features
  32-bit coding in pmode
  32 channel sound with a great musical soundtrack
  fast video using the 32-bit WGT graphics system
  multi-paralaxing screens
  3D Rendered sprites and intermissions
  fast smart enemies and huge bosses
  tons of power-ups and super weapons
  awesome explosions and debris
  transparency and palette effects

Requirements
  486DX 2 (Pentium to really enjoy the game)
  8meg ram
  30meg free on hard drive (15 for shareware)