"We have to be ready because they are matches that require you to give 100% and we have to be in peak form right from the start," Alonso said. "We can't think that it's going to be easy. We know that all Liga matches are very important and the first more so.
"In addition, the Supercopa is the first title and we want to win it. It is important because you're playing for a trophy, but I don't think it offers any advantage for the future."