The Reds trail 1-0 from the first game last week but Alexis Sanchez is part of the squad again, after recovering from a knee injury.
The former Barcelona forward will be itching for an opportunity to put one over his former club and really kickstart his campaign after a stop-start few months.
“Alex has been here and played here so it's a big night for him,” said Ole at his press conference at the Nou Camp, scene of his greatest moment as a player. “When he's on the pitch, I'm sure he wants to prove a point.