A Duel Monster and the main character of the Sinful Spoil card storyline from Yu-Gi-Oh!. Diabellstar is a treasure hunter who seeks to collect the "Sinful Spoils", sentient magical artifacts with immense power.
She normally has pale skin, grey hair with streakedred and green hair on her sides, and yellow-ishgrey eyes, though her right eye will turn green once she dons her red half mask and using the power of the "Sinful Spoil". Her body is also noticeably more muscular than the other Duel Monster female protagonist, though this detail is often omitted in some fanarts.
Initially introduced as a calm and stoic character, but later cards reveals that she is quite expressive, somewhat hot-headed, and a bit of a drunkard.
