Slicex is a new beat slicing tool introduced FL Studio 8. As you can see from the screenshot above, there are a lot of controls. Image Line has posted 5 new videos on their site to help you shorten the learning curve.
Artist site: http://www.markmoshermusic.com
Host of Sonic Encounters Podcast: http://markmoshermusic.com/podcast/.
Boulder Synthesizer Meetup founder and host: http://www.bouldersynth.com