This is Traptrix Nepenthes from YU-GI-OH!
Tags (character): plant girl, traptrix nepenthes
Tags (clothes): leaf hair ornament, pink hair flower, bracelet, white strapless dress, red skirt, brown legwear,
Tags (object): butterfly, sitting on nepenthes, nepenthes, sitting in nepenthes, yellow glowing eyes creature
Tags (other): zoom layer, official style, chibi, forest, plant, nature, water drop, official art, skull, leaf, partially submerged, dutch angle, underwater, mushroom, soaking feet, wading