The 22-year-old, who found the net in the Hammers' 3-0 win over Liverpool before the international break, is already making an impact during training...
Well, this is one way to make an impact at your new club...
Manuel Lanzini has only been at West Ham for just over a month but the 22-year-old Argentine, who's on loan from Al Jazira Club, found the net with an improvised finish during Thursday's training session.
Check out his goal below...