Joker version of the Arkham logo.
<a href="//commons.wikimedia.org/wiki/User:RootOfAllLight" class="mw-redirect" title="User:RootOfAllLight">RootOfAllLight</a>
CC BY-SA 4.0
<span class="int-own-work" lang="en">Own work</span> Based off of <a rel="nofollow" class="external free" href="https://www.giantbomb.com/images/1300-1868518">https://www.giantbomb.com/images/1300-1868518</a>, <a class="external free" href="https://commons.wikimedia.org/wiki/File:Batman-Arkham-logo-2.svg">https://commons.wikimedia.org/wiki/File:Batman-Arkham-logo-2.svg</a>