rule 34 abs air bubble animal genitalia anthro artist logo artist name castlevania chest markings claws digital media artwork dorsal fin dorsal frill drakaar ear fins ear frill fin frill anatomy genitals gumroad gumroad logo head crest head fin head frill konami logo looking at viewer male marine markings merfolk merman castlevania muscular muscular anthro muscular male patreon pecs penis red body red scales scales scalie seaweed sharp claws solo split form tapering penis underwater water yellow body yellow eyes yellow scales 8385301