Well, from what little it does for combat, it does excellently for espionage. Eyes can be fooled. And this does its job at that quite well. Except for...hm! Several things.

[He lets go of his clone's chin, grinning.]

Now, if you want to impersonate me, which I find a great idea, we'd need to do some training. A disguise can only go as far as you take it. If you don't take it very far, then you'll be in quite a bad spot, dear Sonic.