im on ps4 but the way ive set it up is on the right r2 sections i have the single target attacks ruin,energy drain, fester, gemshine next 4 slots to the left of it i put the aoe versions of those skills then next in the l2 sections is the 3 summons ifrit, garuda, titan last section on the right ive put dreadwyrm trance and the flare it works well for me hope it makes sense and helps