Try these:
- NI Massive
- LennarDigital Sylenth1
- NI FM8
- IL Harmor
I totally recommend these, since I produce EDM in FL, too. (Dubstep, Electro, House, Trap)
I have never heard of the people you listed but check out this link im pretty sure the people you listed use some of the stuff in there.
The 39 best VST plug-in synths in the world today | MusicRadar