I pronounce Orbulon like "ORB-you-lawn," but sometimes when I say it, it sounds weird.
Or-ulon (sounds like how I pronounce it but with no B),
Orbee-lon,
Obee-lon,
Obeenon,
Obree-lon,
Obreenon (the O in this and the previous 3 are long O's),
Arbee-lon,
Arbeenon,
Other ways I can't remember