When it came to saying 'yes' to making the switch to Old Trafford, the Slovenia striker explained how it was a mixture of the status of the club and the potential of the team.
"I think, first of all, because of the club," he said. "It's just a historical club that is unbelievable.
"For me, the team is great. It is getting better and better and that's why also there is just stuff that makes you come there, gives you this energy that you want to be part of.
"I think it's a great project, in general, and I can't wait to start, definitely.