But that's the ram. That's an isolated scenario. A warlock with the ram can survive most insta-kills. I.e. a razor slash from a blade dancer, a shoulder charge, a point blank shot from a fel winters, and it also takes one more shot to kill from most primaries. In short the ram is just OP. not being able to kill a warlock+ram doesn't determine the effectiveness of flux grenade.

Well, flux can't anyone who has high armor