I just did this right now. They look remarkably similar, no? I'm willing to bet they are brothers. Cor's nose is a bit thinner, and his ears stick out আরো (how cute heheh). His eye shape is also slliiiightly different.
ছবি
cor
leonis
This Final ফ্যান্টাসি XV ছবি might contain
প্রতিকৃতি, ধনু, and চতুর.