"I'm just looking at the variations," Coppell told the club's official website.
"It's very handy to have somebody who's physically very capable of slotting into a number of positions.
"I'll probably play him in a different role again on Tuesday, just to see his full range.
"I think so far he's done as much as can be asked of him.
"But we'll just have to assess the balance of the squad and the full cost of everything involved before we make a judgement."