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undyne undyne_the_undying white_shirt  2016 4_fingers amamidori ambiguous_gender android artist_name biped black_border black_hair blue_clothing blue_sweater blue_text blue_topwear boots border bottomwear bouquet brown_hair child clothed clothing colored dancefloor dancing digital_media_(artwork) digital_painting_(artwork) duo eyes_always_closed eyes_closed fingers flower flower_bouquet footwear frisk_(undertale) gloves group hair hair_over_eye handwear happy_birthday heart_after_text high_heeled_boots high_heels holding_another holding_bouquet holding_flower holding_object human humanoid machine mammal mettaton mettaton_ex not_furry one_eye_obstructed open_mouth plant pupils red_text robot shorts signature simple_background sweater text topwear trio twitter_handle undertale undertale_(series) white_boots white_clothing white_footwear white_gloves white_handwear white_heels white_high_heels yellow_flower yellow_text young  2016 3_toes 4_fingers ahoge alphys amamidori ambiguous_gender anthro barefoot biped black_text blush buckteeth carrying clothed clothing coat dial digital_drawing_(artwork) digital_media_(artwork) english_text eyes_closed eyewear feet female fingers frisk_(undertale) glasses gloves greyscale group hair handwear human lab_coat lizard low_res machine mammal mettaton monochrome monster on_head open_mouth open_smile reptile robot scalie screen signature sleeping sleeping_on_another smile standing tail teeth text thick_tail toes topwear trio undertale undertale_(series) wheel  2016 4_fingers amamidori ambiguous_gender apron biped blue_clothing blue_sweater blue_topwear brown_hair chef_hat clothed clothing cookware dial digital_media_(artwork) digital_painting_(artwork) duo eyes_always_closed eyes_closed fingers frisk_(undertale) frying_pan fully_clothed fully_clothed_ambiguous fully_clothed_human gloves hair handwear hat hat_only headgear headgear_only headwear headwear_only holding_frying_pan human kitchen_utensils low_res machine mammal mettaton 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