The Holy Empire of Byzantine Territories presents the following possible solutions to the Pepestonia / Phyrric flag dispute. The following flags are from
http://www.crwflags.com/fotw - remember, you may edit them as needed. The source listed above has thousands, if not millions, of flags to choose from. We sincerely hope that this issue is resolved quickly and peacefully.
Kingdom of Serbia (1882-1918)


Personal Standard of the Tzar (Russian)

Free and Hanseatic City of Lübeck 1226-1937 (Germany) State Flag 18th-19th Centuries
Reported 1737 and 1862

Montenegro (unofficial)