North/WWT swaps

With the recent signing of Ben Schwarze to North Adelaide, upon playing a League match for them, he will be the 15th player to have played for both North and WWT. And this will be only in the space of 19 seasons. These are the other players:
Adam Grocke (North to Eagles)
Mark Jeffries (North to Eagles to North)
Stuart Lamond (North to Eagles)
Brett Mancini (North to Eagles)
Travis Oakley (North to Eagles)
Luke Peel (North to Eagles)
Luke Spehr (North to Eagles)
Damien McCarthy (North to Woodville to Eagles)
Jason King (Eagles to North)
Jake Lynch (Eagles to North)
Brett O'Hara (Eagles to North)
Luke Toia (Eagles to North)
Daniel Wise (Eagles to North)
James McEntee (West to North to Eagles)
Are there any other pairs of clubs that like to trade players? Central and North also come to mind.
Adam Grocke (North to Eagles)
Mark Jeffries (North to Eagles to North)
Stuart Lamond (North to Eagles)
Brett Mancini (North to Eagles)
Travis Oakley (North to Eagles)
Luke Peel (North to Eagles)
Luke Spehr (North to Eagles)
Damien McCarthy (North to Woodville to Eagles)
Jason King (Eagles to North)
Jake Lynch (Eagles to North)
Brett O'Hara (Eagles to North)
Luke Toia (Eagles to North)
Daniel Wise (Eagles to North)
James McEntee (West to North to Eagles)
Are there any other pairs of clubs that like to trade players? Central and North also come to mind.