Black Ops 6's Zombies are jam-packed with secrets, being reminiscent of the best experiences of the IP's past.

Here's how to find the three headsets and complete the Easter Egg song in Call of Duty: Black Ops 6's Zombies mode on the Terminus map.

Black Ops 6 is a game about shadowy organizations causing geopolitical turmoil and well-timed headshots. It’s also an RPG about making the progress meters fill up. When it comes to the latter, Black Ops 6's first patch is already increasing XP rewards for certain modes to keep the level-ups flowing.