my Main is an Ilusion / Poison, and hell i solo all GMs, and AVs with him,
The fun is that the army draws agro and your invis has reduced agro, so as soon as you have Phantom Army perma, youre not getting attacked anymore.
*looks at his Sonic/ Sonic Blaster*
Na not all, just the noobs :D, sure Fire and ice are nice but not an must have. all Sets are viable , solo and in teams.