Elroe Frog

One of the most common monster in the Upper Strata and the first monster the protagonist fights, despite its appearance the Elroe Frog have a wide variety of attacks. In a pinch, they are able to eat the rocks of the labyrinth by digesting them with acid.

Description
Also known simply as a frog. Its rainbow-colored body is about three foot long. It uses Poison Synthesis to create a ball of Weak Poison, imbues the ball with acidic qualities with Acid Attack, and shoots is at the enemy with Expel. Since it's physical capabilities are the same up close or from a distance, it can sometimes catch opponents off guard with its counterattack. Danger level E.