[citation needed] Marie's father had previously been married to Margaret of Ibelin and had a daughter, her half-sister Alice of Korikos, who married Leo IV, King of Armenia but was murdered by him in 1329 along with Marie's father who had acted as regent but had killed various members of the Armenian royal family.
They are named by their father in a contemporary manuscript which records a donation to the convent of Sis in memory of his sons Oshin and Lewon.
His reign saw the dwindling of Armenian domains in Cilicia to consist of little more than a narrow coastal stretch around the city of Sis.
The Armenians hoped to find a possible successor to the throne that would connect them to Cyprus and Western Europe, thus securing support and aid.
They first sent a delegation to the Cypriote prince Leo de Lusignan, nephew of the former king Constantine II, though he rejected the proposal.