The letter type design 4 replies above, would make a neat tattoo for a morko owner to express himself with.
The only thing that I can expound upon at this point, is that, even though the 14th c. may seem removed from rune and Anglo-Saxon, Old English, they were far from forgotten.
Among the "Bryggen Inscriptions" found in Bergen, Norway, is the "Valkyrie stick", dated from the late 14th c.. The stick features a runic inscription, intended as a charm.
Christian(?) Norway, magic, elder faith and runes during the time of morko.
Now think of morko itself with its runes, and mysticism and inscriptions like a charm stick.
Even poems in the 13th c. Icelandic edda tradition like "Odin's Raven Magic" were being written in the 14th-15th centuries.
The Cult of Odin flourished in the 13 & 14th centuries.
The bulk of Odin place names flourished in Sweden.
Runes, Odin, magic, Norse and Anglo-Saxon language was alive and well in the 14th century when morko was born.
Now go and get your tattoo.