Frankenstein's Monster

Halloween is only a month away, and sullen head of frankenstein's monster approves!

Find it here on iconfinder, part of a 20-icon halloween themed set : https://www.iconfinder.com/iconsets/halloween-flats

Want 'em with an outline?: https://www.iconfinder.com/iconsets/halloween-lines-color

How about just the outline with no color?: https://www.iconfinder.com/iconsets/halloween-lines