you drawn the animated smoke, filled in color, added some "shades" on it, then you converted the whole animated smoke into a movie clip symbol, added a little blur, and a little black glow for looks, am i right?
It is pretty good. I can see why people would critisise this, but that it because you are looking at the smoke and nothing else. In a usual explosion or something like that, you wouldn't pay so much attention to small detail and so it would look far better. Miccool make an explosion with smoke like this, even though this smoke is more suited for a burning fire. Good job man!
It looks like anime, so in other words it's amazing. I think that's what a lot of animators should shoot for if they're into fights. There's camera movements, force, angles, smoothness, and effects in a lot of animes. You pretty much have all of that. If you put it all together at once, then, it'll be too awesome for words. But that's just my point of view. (Fucked up standards amirite? D