Question: DRL (formerly DoomRL), short for Doom, the roguelike video game developed by ChaosForge, following a cease and desist notice from "Doom" trademark owner, ZeniMax Media, the game's names was changed to "DRL" in which year?
Sentence (from "DRL (video game)"): Following a cease and desist notice from "Doom" trademark owner, ZeniMax Media, the game's names was changed to "DRL" in 2016.
Relevant evidence: Yes