Amorim’s delay to join leaves Van Nistelrooy in charge at least for this weekend’s visit by Chelsea, the Europa League home match to PAOK, and another clash with Leicester.
Puneri Paltan defeated Jaipur Patriots 9-6 to keep their chances alive for a place in the knockouts of Ultimate Table Tennis.
Al-Nassr finished second in the league to Al-Hilal last season under Luis Castro and lost two cup finals to the same opposition.
He joins Sydney after being released by Brazilian club Fluminense having won 24 trophies during his career, including the 2020 Club World Cup with Bayern Munich.
McGregor hasn't competed since breaking his leg in a fight against Dustin Poirier in July 2021.