"Ribbit. Ribbit." It croaked like a frog, barely understandable, until a voice spoke to Frisk as some kind of translator. "Excuse me, Human. I have some advice for you on battling monsters. If you Act a certain way, or Fight until you almost defeat them... They might not want to battle you anymore. If a monster does not want to fight you anymore, please... Use some Mercy, human." "Ribbit."