What Is Aion 2? Aion 2 is the official sequel to the classic MMORPG Aion, developed by NCSoft and built with Unreal Engine 5. It’s designed to be a next‑gen, cross‑platform game with huge open worlds, dynamic combat, PvE and PvP content, and extensive character progression. It continues the lore of the Elyos versus Asmodians conflict from the original game, but expanded with modern...