North Melbourne and Sydney have been boosted by the returns of key talls ahead of their pivotal AFL clash in Hobart.
Important defender Scott Thompson and forward Ben Brown have recovered from adductor and knee issues respectively for North, while star Swans ruck-forward Kurt Tippett will play his first game since round 12 after overcoming a hamstring injury.
The eighth-placed Kangaroos need to defeat the Swans, who sit second, to stave off a late challenge from fast-finishing Melbourne.
Hard-running Roo Sam Gibson was named despite breaking his nose on Tuesday when he dropped a barbell on his head in a gym mishap.
Sydney also recalled Ben McGlynn, but lost co-captain Kieren Jack to an ankle injury, suffered on Thursday at training, while Toby Nankervis was dropped.
Former Swan Lewis Jetta and Jackson Nelson come in for West Coast as they prepare to host ladder leaders Hawthorn in a huge Friday night encounter.
Hawks forward James Sicily was available after serving a one-match ban, but Alastair Clarkson named an unchanged line-up.
Greater Western Sydney have brought in Jacob Hopper and Nathan Wilson as they look to climb back into the top four with a win against Fremantle at Spotless Stadium.
The Dockers will be without Aaron Sandilands (glute) and Matthew Pavlich (rested), with Cameron Sutcliffe, Matt Taberner and Jonathon Griffin included.
Adelaide ruckman Sam Jacobs returns from a two-week ankle injury to take on cross-town rivals Port Adelaide.
The Power will be without Charlie Dixon (ankle), Chad Wingard (hamstring) and Logan Austin (groin) for the 41st Showdown. Jake Neade, Jay Schulz and Jimmy Toumpas earned recalls.
Richmond coach Damien Hardwick swung the selection axe, making four unforced changes to the side who capitulated to Geelong.
Out go Ty Vickery, Anthony Miles, Nathan Drummond and Ben Lennon and in come Kane Lambert, Todd Elton, Callum Moore and Connor Menadue.
The Tigers take on St Kilda on Saturday at the MCG, the Saints losing Sam Fisher to a hamstring injury and Tom Hickey to a calf strain, while bringing in Jarryn Geary, Jason Holmes and Jack Lonie.
Ben Crocker replaces Taylor Adams (ankle) for Collingwood, who take on Gold Coast on Saturday night at Etihad Stadium.
The Suns have recalled Alex Sexton, Sean Lemmens and Brayden Fiorini as they look to rebound from an embarrassing loss to Essendon.
Pies forward Travis Cloke did not earn a recall from the VFL.
In notable moves in extended squads named for Sunday's fixtures, Andrew Mackie is back for the Cats, who take on a Lions' side who regain Tom Bell.
Darcy Parish and Mark Jamar return for the Bombers against the Bulldogs, who lost Matt Suckling to an achilles injury.
Toby McLean, Koby Stevens, Will Minson and Roarke Smith are the inclusions to Luke Beveridge's squad.
Melbourne added Viv Michie, Sam Weideman and Alex Neal-Bullen for their clash with Carlton, who brought in Liam Sumner, Andrejs Everitt and Nick Graham.
