Nadal beat Dutchman Thiemo de Bakker 6-1 6-0 on Wednesday -- and the five-time champion dished out another clay-court masterclass to sweep past German Berrer by the same scoreline.
In Thursday's other warm-ups, holders Pakistan were beaten by Zimbabwe after spinner Prosper Utseya took 4-15 in a 12-run victory in St Lucia, while Australia dished out a 101-run thrashing to the Windward Islands.