1:1 2021 big_tongue black_sclera blue_background boo_(mario) colored crown digital_media_(artwork) empty_eyes gem ghost grey_mouth headgear hogobrogh king_boo looking_at_viewer luigi's_mansion male mario_bros nintendo not_furry open_mouth open_smile pink_eyes pink_gem purple_tongue shaded sharp_teeth simple_background smile smiling_at_viewer solo spirit tail teeth three-quarter_view tongue white_body white_tail
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