Shadow of War. Those LOTR games were beloved by fans in part because of Monolith's innovative Nemesis system, an AI procedural program that allowed NPCs to remember their previous encounters with ...

The Nemesis system was featured in both 2014’s Shadow of Mordor and the follow-up Middle-earth: Shadow of War. Simply put, it’s a gameplay mechanic in which enemies remember previous ...

The Nemesis System first appeared in Middle-earth: Shadow of Mordor in 2014, and then again in a much expanded form in sequel Shadow of War in 2017, both developed by Monolith Productions.