What are two facts about the Pharaoh Narmer that makes him stand out in Egyptian history?

Pharaoh Narmer was a king in Egypt between the Predynastic period (c. 6000 - 3150 BCE) and the Dynastic period (c. 3150-2613 BCE). There are many facts about Pharaoh Narmer that made him stand out in history. For Instance, he was the last king of the Predynastic period. He was known as the king who unified peacefully the upper Egypt and the lower-Egypt. Some experts claim that Narmer was the same king as Menes the first king of the Dynastic period, most of the archeological evidence support this theory. Moreover, he was the founder of the ancient capital of Memphis showing that he was one the precursors of great building projects until new kingdoms were established.