Former champion Emma Raducanu claimed her first victory at the tournament since lifting the trophy in 2021 by beating Japan's Ena Shibahara in the first round on Sunday.
Rafael Nadal's tender knees passed their first test when the Spaniard returned to action on Monday in a doubles win at the Montreal Masters. Sidelined for more than two months with tendonitis in both knees, Nadal looked fighting fit as he teamed up with coach Francisco Roig to beat Serbian duo Novak Djokovic and Dusan Vemic 7-5, 6-4.
Moya, a former world number one, joined Nadal's team to work with his uncle Toni Nadal last December and has helped revitalise the 31-year-old's career.
Pummelling the ball with such force that it appeared distorted into an oval shape at times, the nine-times French Open champion was able to toy with his opponent until ready to finish him off.
A look at the records of Spain's Rafael Nadal and Serbia's Novak Djokovic before their title clash at the Australian Open on Sunday (prefix number denotes seeding):
World number one Rafael Nadal won a battle of attrition against fellow left-hander Yoshihito Nishioka of Japan 7-6(4), 6-4 to seal Spain's spot in the final eight of the inaugural ATP Cup in Perth on Wednesday. Meanwhile his long-time rival, world number two Novak Djokovic, had an easier outing in Brisbane, strolling past Chile's Cristian Garin 6-3, 6-3 to stay undefeated in the new year.