Rescue The Goblin King

Presume a situation that there live a goblin king, who conquered many provinces with tricks and talents. One day he wen for a hunting to a forest. Unfortunately, a gang of opponent province kidnapped him and kept in their place. As a player, you need to rescue the king by looking out for the clues and figure out the puzzles needed to find the necessary objects. As you are a person of good problem solving nature, it is sure that you will succeed by finding the necessary objects and solving the puzzle.