Coleman said: “I am not being bitter and twisted, but I don’t think we will be weakened by his departure.
“If you have someone at a club who doesn’t want to be there, it will show in their performances, no matter how good they are.
“Luis struggled with injuries this season, and wasn’t himself. His heart was somewhere else, so he struggled. Give me a young player with appetite every day of the week.
“When Luis played off the cuff, he was a real force, but we hardly ever saw that this season.”