HA! Your ludicrously simple security measures have allowed me to spidernap your precious drawing! I demand one million satoshi in small, unmarked bitcoin deposits or my ninja gets... stabby.
http://i.imgur.com/14BOHzu.jpgYou have 48 hours.
That is clearly not my spider. My spider did not need to have its legs replaced after someone tore its branded skin off. Nice try, but since its not my spider, it can die.