This tutorial from loop-packs.com shows you how to manipulate a loop file once it is in REX or RX2 format. Aside from playing with the basic settings directly on the Rex Player, Jeff will show you how to rewire and remix the loop in real time.
LOOP-PACKS
https://loop-packs.com
MORE TUTORIALS
https://loop-packs.com/content/7-videos
REASON
https://www.propellerheads.com/en/reason