Keroberos
Keroberos is a fictional character from the Cardcaptor Sakura series created by CLAMP. He is a small, lion-like creature with large wings and a playful personality. As the guardian of the Clow Cards, Keroberos is responsible for protecting them and assisting the main character, Sakura Kinomoto, in her quest to capture the cards.
In the story, Keroberos initially appears as a plush toy but later reveals his true form. He provides guidance and support to Sakura, often offering advice and comic relief. His character embodies themes of friendship and loyalty, making him a beloved figure in the series.