Here is a complete quest guide, and I mean "complete" lol.
Innovation's Ultimate Quest Guide
-Note: Post 3 contains correct item combinations
(Ex. it says "Fake Goblin King lvl req: 5 Item req: Goblin Skull + Goblin Doll ")
-Note: Post 5 contains the map these item/boss combinations can be used on. Pages can be used on Mansion, Prison and Dungeon