rule 34 alien alien genitalia alien planet alternate universe announcement announcer anus asmallotter ass big butt big penis bipedal feral blush blush lines bodily fluids brown body bullsquid butt slap claws cum cum drip cum dripping from penis cum on ground cum on penis detailed background dripping ejaculation electricity feral first aid kit floating object floating rocks flora genital fluids genitals glowing glowing eyes glowing plants growling half life hi res levitating object levitation lightning looking at viewer looking back looking back at viewer male male only medical medical instrument monster motion lines penis portal presenting presenting hindquarters raised tail rear view rock scientific instrument short stack slap slapping own butt slapping self slightly chubby slit penis solo sound effects space spires splurt tail tentacle teratophilia valve xen creature yellow eyes 9261956