Toriel (JP: トリエル) is a main character in Undertale. She rescues the protagonist from Flowey, and teaches them to avoid the dangers of the underground. Toriel is the former queen of monsters, the ex-wife of Asgore, the mother of Asriel, and the adoptive mother of the fallen human. She is also the first boss of the game, guarding the exit from the Ruins.

She is also a major returning character and the mother of Kris and Asriel in Deltarune. She lives with her children at the Dreemurr residence, located at the northern end of Hometown.

[UNDERTALE AND DELTARUNE INFO MIXED TOGETHER!]