SCH might interest you, since it can fill 2 roles it's always doing something, it can nuke, heal and buff as well as managing your stratagems and with occult acumen it also builds tp so you can even throw in some weapon skills. It has a stratagem that lets it make skillchains with spells so you can make a solo skillchain and magic burst it. And it has weather spells which make for an interesting dynamic way to buff your nuke damage and accuracy.