Original Library SAGE is included.

Stylus RMX is a completely new groove-based virtual instrument plug-in for Macintosh and Windows. Stylus RMX is the first product to offer the combined power of Groove Control with Spectrasonics Advanced Groove Engine (S.A.G.E.) technology giving users dramatic new control over groove production and performance.

http://www.spectrasonics.net/instruments/stylusrmx.html