1girl, yuuka \(blue archive\), halo, track jacket, dark blue hair, dark blue eyes, blue buruma, solo, playing casino slot machine smiling like winning!

(worst quality:1.4, low quality:1.4), (bad anatomy), (inaccurate limb:1.2), bad composition, inaccurate eyes, extra digit, fewer digits, (extra arms:1.2), multiple views, badhandv4, physical-defects:2, unhealthy-deformed-joints:2, unhealthy-hands:2