A detailed close-up portrait of the Joker in Arkham Asylum, rendered in a captivating blend of painting and illustration techniques. The Joker's face is unsettling and manic, with a grotesque, exaggerated grin and wild, sinister eyes with dilated pupils. The dark, eerie background enhances the chaotic atmosphere. Illustrated in a mix of bright acrylics, watercolors, and dynamic ink splatters, the artwork captures the psychological intensity and darkness of the villain. The composition pushes the limits of graphic novel artistry with distorted perspectives and jagged, expressionistic lines, evoking a sense of unease and disorientation, highlighting the mental instability of the character and the chaotic reality of the asylum.