There is an extra scene that you can see in the ending, simply by waiting for about two minutes after the words ''THE END'' appear on screen.
Finding the Wizard's Coin
After defeating the squid, your characters will be trapped in a cave and will be saved by a man who lowers a basket. After being pulled out, you will learn that dog has changed into a puddle. After thanking the man, got to the well. Crank the handle to pull up a goblin inside the well. The goblin will run away. Later, when trying to cross the bridge, you will have to fight a clone of yourself. A maze will appear after crossing the bridge. The goblin will be in the top right corner of the maze. Talk to him to obtain the Wizard's coin.
Hidden Boss
While traveling through the space station Omnitopia, you will eventually come across a console into which you must input a code to continue. Try all 27 possible codes (variations of the order of the numbers 1, 2, and 3) until a door opens above. After entering the door, you will face an interesting boss.
Infinite call beads
When you reach Nobilia, go to the front gate where the two guards are at. When you are in front of the two guards, go down to the first right corner of the fountain where a call bead can be picked up. But keep pressing the action button really quick until you load up on 99 call beads.
Infinite run stamina
With any weapon that has reached level three you can exploit an infinite run glitch. Hold down the attack button until the weapon reaches its maxinum charge level, continue to hold the attack button, while also holding the run button.
Invicibility during boss battles
When you receive the alchemy spell "escape" from Horace, take it with you before any bossfight. Then, quickly cast it on you and your dog. You won't be able to esacpe, but you'll be invulnerable to any attack.
Profanity punishment
At the start of the game when you enter your name, enter one that contains the 4-letter F word. When you reach the skeleton in the desert, he has new dialog calling you a potty mouth, and he charges you 3 Amulets of Annihilation to board the ship instead of the usual single amulet.
Skip the fight with the two mechadusters
To skip the very first boss fight againest the two mechadusters,you have to already have a save file, then just simply press the start button when you're watching the cutscene at the begining of the game and youll start right in Prehistoria.
Taunt the chickens
In the Nobila marketplace, If you press A in front of a chicken 200 times, the game will pause, break the fourth wall, and will reduce the boy's HP to 1, saying "DO NOT TAUNT THE CHICKENS." repeating this will make the game say "YOU WERE WARNED", and reduce his HP to 1 again.
Weird glitches
Invicibility during boss battles: When you receive the alchemy spell "escape" from Horace, take it with you before any bossfight. Then, quickly cast it on you and your dog. You won't be able to esacpe, but you'll be invulnerable to any attack.
Infinite call beads: When you reach Nobilia, go to the front gate where the two guards are at. When you are in front of the two guards, go down to the first right corner of the fountain where a call bead can be picked up. But keep pressing the action button really quick until you load up on 99 call beads.