It is a move that excites a player who was such a strong influence in his country's surprise push to the World Cup final at Russian Federation 2018, where they were finally unseated by France.
The Standard says coach Unai Emery "has informed Welbeck he will not be a regular" and Arsenal will consider offers.
Jose Mourinho has spent much of the off-season moaning about Manchester United's squad and the lack of new faces, but there is still plenty of talent available to the former Chelsea and Real Madrid boss. The Blues could pay the €100m (£89m) release fee of Atletico Madrid goalkeeper Jan Oblak as the replacement for Courtois.
Although Maurizio Sarri's new Chelsea isn't expected to move for another transfer, a potential Thibaut Courtois move to Real Madrid would see the Blues moving for his replacement, now thought to be Kepa Arrizabalaga.
With the Premier League transfer window slamming shut in just two days, here are 12 big deals that could still go through before the end of the window, with Manchester United still heavily linked with three stars.
Celtic are unwilling to sell defender and Fulham transfer target Dedryck Boyata.
Lyon are reportedly ready to hijack Everton's move for Yerry Mina from Barcelona.
Leicester City are in talks with Croatian side Dinamo Zagreb over central defender Filip Benkovic in a move that could cost the Foxes £13m. Winger Yannick Bolasie could be heading back to Crystal Palace after being told he can leave Goodison Park.
Everton, Bournemouth and Southampton are all interested, as are Turkish club Besiktas.
Cardiff City are interested in signing striker Alvaro Negredo.