I'm terribly sorry, but these types of questions are best asked directly to support via a support ticket. They are also the only ones who can help and answer to such issues.
Good luck, and here is the Link to support.
I Have personally found the skill quite useful as is, and do not see the drama about it. It's not a solo skill, it's team based. Dont like it, dont get it eh?
Everyone knows legion is great for a challenge, lol.
But yes, reduce the amount of heal slightly, and include a mass heal skill of the same calibre to a legion class. ( necro prefered.. their expert skills are not grand like some classes. Would be nice if they received something like it. )