Rule 34 Dev - 1boy 2017 4_fingers anthro belly big_penis biped black_eyes bottomless bracelet cel_shading chemistry claws clothed clothing countershade_face countershade_torso countershading curved_penis desk_chair detailed_background dragon drakoneth erection front_view green_hair green_skin hair holding_object horn humanoid_penis inside jewelry lab_coat laboratory looking_at_penis male male_only multicolored_skin musclegut muscular muscular_male mystikfox61 navel nipples open_coat overweight overweight_male partially_retracted_foreskin penis pink_nipples pointing_at_penis portrait potion quads scalie scarf science sitting snout solo spiked_bracelet spikes spread_legs spreading tan_countershading tan_skin tan_tail testicles text three-quarter_portrait two_tone_skin two_tone_tail uncut unprofessional_behavior western_dragon white_claws white_horn white_topwear|2718350720