Diona Kätzlein is a popular character in the game Genshin Impact, serving as a bartender at the Cat's Tail tavern in Mondstadt. Despite her role, she despises alcohol and aims to ruin Mondstadt’s wine industry, though ironically her mixing skills are unmatched. Diona is a young girl with feline features, due to her Kätzlein bloodline. She is a Cryo bow user and is known for her healing abilities and defensive support, making her a valuable member of any team.