Obverse: the obverse depicts a portrait of the King of Bavaria. On its left is the inscription "OTTO KOENIG" and on the right "V. BAYERN", the inscription denoting the full name of the King - OTTO KOENIG VON BAYERN. At the bottom of the figure is the letter "D", which designates the coin issuing the country.
Reverse: the coat of arms of the German Empire - the Imperial Eagle with a crown, around the inscription "DEUTSCHES REICH" (Engl. German Empire) and the year of the coin. At the bottom of the coin is minted denomination "20 MARK".
About the coin: Otto was King of Bavaria, and ruled from 1886 to 1913. However, he never actively managed the country due to a serious mental illness. His uncle and cousin served him as helpers and counsellors. 1913 Cousin Ludwig was given the freedom to stand for the post of King Otto for a new law that gave him the privilege to do so.
