How to Draw Batman Logo - Tribal Tattoo Design Style

How to draw Batman's logo in a tribal tattoo design style. You will see me first draft out the Batman logo, and then once I'm happy with it I then start to add tribal shapes within the logo creating a unique simple tribal image. Materials used: HB pencil, fine line pen (1.0) Sharpie (marker pen) 110lb card stock, and kneaded erasers.