Gruntz

X Y Originally is What the Grunt acquirez, task(z) performed, last task
17 9 Bare-handed The Designer put him there (and he is all you'll have, so protect him!).
He will pick up Toolz all over the map and (because he is clumsy) often lose them!
His favorite Tool are Wingz (hence, the 'Aerial' in the name of this puzzle).
He movez heaven and earth (er, enemy Gruntz ) to hold onto them.
All alone, he does everything by himself.