Mask name - Who to sell to - Location
1. Keaton mask - Guard - Kakariko Village
2. Skull mask - Skull kid - Lost Woods
3. Spooky mask - Kid - Graveyard
4. Bunny hood - Running man - Hyrule Field
5. mask of truth - can't sell
6. Goron mask - can't sell
7. Zora mask - can't sell
8. Gerudo mask - can't sell