The upcoming remake of the classic Apogee title, Rise of the Triad, will include the original game along with a few other classics when you pre-order. This offer is available on Steam, Good Old Games, Green Man Gaming and direct from Apogee. The pre-order runs a scant $15 for the five games on offer.
If you wish to forgo the remake, you can simply buy the Apogee Throwback pack for $10. The pack includes the original Rise of the Triads along with Extreme Rise of the Triads, Blake Stone: Planet Strike and Blake Stone: Aliens of Gold.
Embedded below is the trailer for the remake. It promises to include everything in the original along with modern visual flair. The game runs on the Unreal 3 engine.