Name: Koiryu

Appearance: A black wolf with a red bandanna around his neck.

Personality/Traits: Koiryu doesn’t talk, which could imply he’s mute, communicates non-verbally (e.g., through growls, body language, or gestures), or is intentionally silent for dramatic effect, fitting the darker, mysterious vibe of the Nightmare Critters.

Affiliation: Part of the Nightmare Critters, a line of darker, more intense versions of the Smiling Critters, designed as plush toys for teens and young adults, according to the Poppy Playtime lore and fan interpretations.

Age/Status: The youngest member of the Nightmare Critters, which could make him more vulnerable, naive, or eager to prove himself, adding emotional depth to his character.