ST KILDA invested heavily in Dan Hannebery when it recruited him in last year's NAB AFL Trade Period. 

But before the former Swan plays a game for the Saints, it's a deal that's likely to have cost the club almost $400,000.

On this week's episode of AFL Exchange, the guys look at the trade and how the Saints' excellent start to the season may have papered over Hannebery's fitness concerns. 

Find AFL Exchange on Apple Podcasts, Google Podcasts and Spotify.

Join AFL.com.au reporters Callum Twomey, Mitch Cleary and Riley Beveridge for the latest whispers as the guys take you inside the AFL and delve into the big questions surrounding the game – and some of the not so big.

As well as the key issues to emerge out of round four, AFL Exchange will also delve into cultural elements of the game.

In this week's episode ...

We answer all the key questions to come out of round four, and plenty more. The guys look at what's going wrong at the Swans, compare Carlton to Brisbane, discuss early All Australian contenders and even chat about horse racing and golf.

Episode guide 

1:15 – Who is recruit of the year so far?

5:10 – Does Greater Western Sydney now have the most potent forward line in the competition?

8:10 – In light of Tiger Woods' US Masters win, what's football's greatest comeback?

11:30 – Regular segment 'Right in front of me' is back, finding the biggest sporting injustices of the weekend.

16:15 – Is it fair to compare Carlton's rebuild to Brisbane's?

18:05 – What's football's equivalent to Winx?

24:00 – The guys name the players they have claimed as their up-and-coming stars.

30:30 – What's the real cost been of Dan Hannebery's trade to St Kilda?

34:30 – If you could pick a TV show to base a weekend of AFL around, which would you choose?