in deltarune chapters 2-4, the word "mama" is present a lot, with spamton neo mentioning a "hochi mama", at one point in the normal route i think when something happens queen says something along the lines of "oooo ouchie mama", jackenstein says something like "mama mia" (or something) during the fight when your soul is bright, and then tenna having the entire "woah what the mama" freakout, and mama is a synonym for mother, and since all of those people are darkners, so what if your mother (toriel) is the roaring knight