Just a quick update on my list:
I recently aquired the full Spirit Tracks guide, which includes absolutely everything about the game, the characters, bosses...etc.
Well...after some scouring of my room for some misplaced Zelda Merchandise, here is some of the things I own;
A Foam Hylian Sheild Replica.
A Master Sword keyring
A triforce papercraft (Don't know if that counts).
Multiple wallpapers and collected artwork. (Don't know if that counts. Also...