Ronaldo is adamant the tournament is important to the players.
"It is a very important tournament for us," he said to beIN Sports.
"It's obviously a pleasure to play it because you can only do it if you've won the Champions League."
The footballer is aiming to lead his side to victory again.
"It's a competition that I like a lot.
"What I want is to win and if it's possible to score and help the team win this cup."