rule 34 1boy after transformation air inflation air pump air tank air valve animate inanimate anthro anus aroused ass big belly big bulge big udders bottom heavy bovine bovine bulge bulge growth bell bell collar transformation bell creaking expansion expansion sounds eyelashes furry gas gas inflation gas tank grin hi res hooves horns horny hose hose in butt hose inflation identity death inflatable inflatable transformation inflation inflation fetish inflation sounds living inflatable living pool toy living pooltoy living rubber lock bulge lock symbol lost in pleasure male massive bulge mooing nozzle on crotch null bulge nullge on ground onomatopoeia padlock symbol pool toy pooltoy pooltoy transformation post transformation round bulge rubber rubber creature rubber transformation smutstrut solo species transformation sqrk squeaking squeaky teats transformation twitching bulge udder expansion udder growth udders valve nipple 8544336