The young Englishmen are still forging a relationship on the wing but the signs were extremely encouraging in the Premier League record-equalling 9-0 defeat of Southampton at Old Trafford.
While Wan-Bissaka is clearly improving his attacking work, Greenwood told us recently how he is developing a defensive responsibility that will aid the full-back at the other end of the pitch.
Aaron claimed his second senior goal to open the scoring against the Saints, arriving in the box to fire Luke Shaw's cross in off the far post.