halloween cauldron icon, outline style

airbubbles art background black bleb boiler boiling bowler brew bubble caldron cauldron copper creature darkmagic design elements enchantment faerie glamor halloween holiday icon illustration isolated kettle line liquid magic outline party pot potion practicalmagic practicemagic shadow sign simple sorcerer sorcery spooky spoon symbol theurgy thin vector witch witchcraft witchescauldron wizardry