My three Castle sets I own are....http://www.bricklink.com/catalogItem.asp?S=4816-1
I got this set in christmas 2001 and this was a very wonderful set becauses.....
I had got my first visor(and my older brother didn't have one at the time
), my first plume set, and my first crom sword.
Second favorite set would be.............http://www.bricklink.com/catalogItem.asp?S=4819-1
I also got this in christmas 2001 as a pack with Knight's Catapult. My reasons are...
My first horse, the crom shield, and I had two more bad guys.
And third would be ..............http://www.bricklink.com/catalogItem.asp?S=6038-1
I got this only very resently and it has bean wonderful. Reasons are.......
SOOOOOOOOO many weapons
, two more wolfpack(which are my favorite theme of castle), and ever since I saw it I wanted it.
So these are my three most favorite set.
P.S. I would say the runnerups but It would put you to sleep
Theres always room for dessert.