A fantasy digital art illustration in anime style featuring a mystical dark rabbit creature positioned at the center of a large purple energy portal. The image employs a medium shot composition with perfect central framing and artificial backlighting emanating from the magical portal. The dominant purple color palette ranges from deep violet to bright magenta, creating dramatic contrast against the black void background. The rabbit creature has jet-black fur with purple magical highlights, glowing yellow-white eyes, and tall pointed ears standing erect. Purple energy wisps surround the creatur