A boy wearing a red hat. He has a wolf tail. He is kind and is Poro's friend. He does hidden camera pranks because of Poro.

Wears a red cape. A mischievous talking yellow bear. Likes: TMT, diamonds, and cake. A male bear who calls Michael his brother. He pulls dangerous hidden camera pranks and jokes. Hates vegetables.

Evil. Half of his face is burned, turning it brown or plum-colored, and his left arm is also brown or plum-colored. A scientist and Na Dongsaeng's older brother. He possesses an energy cannon. He speaks in a drawn-out way, like "Bro~ther, why~ are you~ do~ing this?" Wears green goggles. Male.

Na Dongsaeng and Dr. Na's assistant. Has a pig's head. He is evil. Wears a suit. Male.

Evil. The director of the SCP Research Institute and Dr. Na's younger brother. Wears yellow-rimmed glasses and a lab coat. Male. He tries to research Poro.

The village chief of Blue Dragon Village. An old woman wearing glasses. One of her eyes can see the whole world (Old-fashioned Eye). She has a very cheerful and cool personality. Heo Bong-chu's wife. She gives missions to Taki and Poro but does not help them.

Knows everything about the Twilight Forest. He acts bad but is actually doing it to play hero. His real personality is kind. He gives missions to Taki and Poro but does not help them. An old man. Male.

The owner of the Magic Shop. Sells both strange and normal things. Kind. Male. He speaks in a dialect when selling items.

An old man who speaks both English and Korean and looks for fun things. Male. Wears sunglasses. He makes potions and creates games.

Calls Poro his brother. He practices alchemy. Male. Kind.