Board Thread:General Discussion/@comment-24104118-20131115204256/@comment-736515-20131115214446

They are essentially the same. Omnipotence is more in control and powerful but Reality Dreaming is Reality Warping but is powered by your most inner dreams and wishes, meaning there are little mistakes involved in its use.

As a human i would pick RD, its much more user friendly. In fiction i would almost certainly pick OP.