No, it is not a single blast. That was was not Hyperlauncher in the opening. It's a giant ray of energy that hits enemies for about five times with immense damage and a huge area of effect. At 500 uses, its max proficiency, it grows to be even larger, continuously hitting all enemies caught in it. Just look at this. Check the last part of the video.
YouTube - SO2 Undub - Hyper Launcher
Of course I'll try him out. Who knows, I might not have Claude in the party... MAYBE.