Leeds Rhinos hammered Hull KR but Harry Newman suffered a season-ending injury, while there were wins for Huddersfield Giants and Salford.
Leeds Rhinos had to stand down seven players due to COVID-19 concerns on Friday but still came up with a win against Huddersfield Giants.
A dominant win over Huddersfield Giants sent St Helens to the top of Super League, while Warrington Wolves cruised despite missing key men.
Hull FC had 12 cases of coronavirus at the club in mid-August, but they returned to action with a handsome win on Sunday.
Jackson Hastings, James Gavet and Riley Dean were given 14-day bans and fined by the Rugby Football League.
Catalans Dragons crushed Wakefield Trinity but Warrington Wolves were made to work hard against Huddersfield Giants.
Huddersfield Giants led Leeds Rhinos 26-6 but lost an astonishing contest in extra time without adding another point.
Israel Folau, who was sacked by RA for homophobic social posts, refused to take a knee in solidarity with Black Lives Matter on Sunday.
There was no date specified over a potential Super League return following a meeting between clubs and RFL officials.
Hull FC held off an incredible comeback from Wakefield Trinity, but Marc Sneyd only secured the win in golden-point extra time.