Skeleton cookies escaping from a cookie jar, for Inktober Day 30, Cookie. Pen on Strathmore Drawing Paper. #illustration #halloweenart #spookyseason #mastoart #inktober #inktober2026 #inktober2026COOKIE #art #spookyart #artwork #drawing #spooky #halloweendrawing #trickortreat #happyhalloween #halloweenartwork #spookyillustration #halloween