Rule 34 Dev - all_fours ass blade brown_hair brown_skin cute digital_media_(artwork) dunkleosteus eyewear fish furry goggles hair headgear hybrid knife looking_at_viewer male mammal marine mikhaila_kirov mustelid original otter pecs penis pose presenting presenting_hindquarters sea shaded shadow shiny short_hair solo strap testicles tsampikos water weapon yellow_eyes|277890