The Vilicich vs. Barrena match is likely to go under 8.5 games in the second set due to both players' strong serving and aggressive clay-court play, leading to quick points. Their recent matches show efficient service games and few breaks, with Vilicich's 70% first-serve points won and Barrena's 68% second-serve points won indicating dominance. A tight set, possibly 6-2 or 6-3, is expected.