Rule 34 Dev - 1boy 2012 4_toes abs arms_behind_head biceps big big_penis claws edit erection flexing grin hindpaw huge_breasts komodo_dragon lizard looking_at_viewer male male_only monitor_lizard monochrome muscle muscles no_humans nude original original_character paws pecs penis plain_background plantigrade pose presenting reptile scales scalie sitting sketch smile soles solo testicles ticklishways toe_claws toes tongue tongue_out vein white_background zack_dragon zackdragon_(artist) zp92|277543