Prediction for the match between Arau and Xamax: both teams are showing an attacking style of football, which could lead to a high-scoring game. Arau has displayed a good attacking game, scoring 5 goals in 2 matches. Xamax has also been strong in attack, scoring 4 goals in 2 matches. Both teams have solid attacking capabilities, making it likely that there will be more goals in the match. Therefore, I recommend betting on the "Total goals over 3" prediction.