The armies of <a href="https://en.wikipedia.org/wiki/Krum" class="extiw" title="en:Krum">Krum</a> (top) and <a href="https://en.wikipedia.org/wiki/Michael_I_Rangabe" class="extiw" title="en:Michael I Rangabe">Michael I Rangabe</a> (bottom) before the <a href="https://en.wikipedia.org/wiki/Battle_of_Versinikia" class="extiw" title="en:Battle of Versinikia">Battle of Versinikia</a> (813), <a href="https://en.wikipedia.org/wiki/Madrid_Skylitzes" class="extiw" title="en:Madrid Skylitzes">en:Madrid Skylitzes</a>, fol. 11r, detail
from the Middle Ages, unknown
11th-13th centuries
<a href="https://en.wikipedia.org/wiki/Madrid_Skylitzes" class="extiw" title="en:Madrid Skylitzes">en:Madrid Skylitzes</a>