The Sydney Swans tackled plenty of hard work under blue Lakeside Oval skies on Wednesday, running through a host of skill drills, sweating it out on the bikes and taking on a high-intensity circuit.

Check out some of the best images of the pre-season session below.

Justin McInerney reels off a kick.

Harry Cunningham links with Nick Davis.

Tom Papley tracking the flight of the footy.

Michael Knoll jumps as his followers wait for the tap.

The Sydney Swans' newest Irish recruit, county Wexford youngster Barry O'Connor.

Oliver Florent perfecting his drop punt ...

As is Isaac Heeney.

Nick Blakey searching for a lead.

Tom McCartin embracing the grind.

Luke Parker flying on the bike.

Ben Ronke welcomes the footy.

Callum Sinclair on the ropes.

Steve Johnson explaining a drill.

And Ryley Stoddart shovels off a handball.