Fast footy, controversial subs and some serious fatigue — all of the AFL's new rules and tweaks were on display in Richmond's opening win over Carlton, and there was a bit to like and a bit to be worried about.

Another stunning performance from Dustin Martin leads Richmond to a 25-point win over Carlton in a thrilling, fast-paced season opener at the MCG.

Opinion in the NRL community splits over a formal warning handed to Shark's prop Toby Rudolf following a comment he made degrading women during a live television interview.

In his first public comments since announcing the end of his 23-year reign at Collingwood, former club president Eddie McGuire says he did not feel like the board turned against him in his final days.

The Hockeyroos are looking for a new head coach, as Paul Gaudoin steps down from the position ahead of the release of findings and recommendations from an independent review into bullying claims within the team.