IIRC that game was pretty impressive when you consider that similar games on consoles were using custom sprite hardware, and doing it on a CPU would have been trickier, even despite having much better CPUs than the consoles.
Also one of the first DOS games that had Amiga-module-style music (mixed samples) instead of Adlib or MIDI. This later evolved into the UMX system used in Unreal and Deus Ex.
IIRC that game was pretty impressive when you consider that similar games on consoles were using custom sprite hardware, and doing it on a CPU would have been trickier, even despite having much better CPUs than the consoles.