Call of Duty Zombies began as Nazi Zombies in Call of Duty: World at War in 2008 and grew into a core mode across the Black Ops games. Its demonic announcer became iconic for shouting power up names like Double Points when players grabbed a glowing drop, rewarding double score for a short time. Clips of the round sounds and announcements spread through YouTube montages, Twitch streams and soundboards, where the exaggerated loudness turned a familiar game cue into a meme for sudden danger, bonus rounds and overwhelming moments online.