He failed to deliver on that promise, making just a handful of low-key appearances in the first team before being loaned out and eventually sold.
Morrison spent last season in the Mexican league with Atlas, on loan from Lazio, and enjoyed one of his most successful seasons. And the former England U21 midfielder says he is ready to begin anew in Sweden after a series of false starts.
“I’ve come here to rebuild myself,” the 26-year-old told the Ostersund club website. “I want to enjoy it and enjoy football again and win everything we can. It’s exciting and I’m really looking forward to everything that’s in front of me.
"We have got a decent team, it’s a decent setup, I have met all of the group and it has been nice.
“I’m just a young, humble person from Manchester. I’m hoping to do the best I can. I have been at West Ham, Manchester United, Lazio.
“Now I’m with you guys. This team beat my team as well, it wasn’t a great day when it happened
Ostersund technical director, David Webb, said: “Ravel wants to get acquainted with the team and then we’ll see how it goes. He has not signed yet but we hope we can get him to our club.
"We believe that a man should not be judged for what has been. We are an open club and everyone is welcome to us. We have experience of players with similar problems and have good experience of taking care of them.”