Lydian Lydian can seem like a strange mode if you're not familiar with it. It does not have a natural perfect fourth; instead, it's augmented, which makes for a unique sound. Vai and Satch are the masters of this mode. It most closely identifies with ionian, yet it has a much different sound. Key = E Lydian It opens with a E5-F5 (I-II) rhythmic movement Br=bend whole step and release E |------------------------------------------------------------------| B |-5h7--9-12-14-12-14-14(Br)p12-11--12-9----------9p7--5-7---------| G |------------------------------------------------------------------| D |------------------------------------------------------------------| A |------------------------------------------------------------------| E |------------------------------------------------------------------| E |------------------------------------------------------------------| B |-4h5p42-4--2h4p2p0-----------------------------------------------| G |----------------------3-/-4--1-----------------------------------| D |------------------------------------------------------------------| A |------------------------------------------------------------------| E |------------------------------------------------------------------|