D255L Sultan Bayazid I's massacre of the captured Crusaders after the battle of Nikopol in 1396 Froissart’s Chronicles

The picture has something of this: decoration, retro, manuscript, culture, vintage, collection, design, antique, ancient, symbol, traditional, people.
Perhaps it’s a medieval manuscript with an illustration of a group of people in the middle of a field, and a man holding a sword.