If you want the sound of a top‑notch acoustic drum kit but don't have the drummer, kit and studio environment within which to record it, virtual drum instruments such as Toontrack's EZdrummer or Superior Drummer provide a cost-effective alternative.
Rhythmic Robot continue to produce Kontakt instruments with a decidedly old‑school feel and tone, the latest described as a 'Source Variable Drum Synthesizer'.
By the look of it, a great deal of time and effort has gone into designing NI's Kinetic Metal interface to ensure that it functions as a very flexible sample-manipulation tool.