How To Beat the Entity Boss SOLO for the Infinite Cosmos Blueprint (MW3 Zombies)

Here's how to beat the Entity Boss solo to unlock the Infinite Cosmos blueprint in MW3 Zombies! This is my full gameplay tutorial about the hidden quest inside the Season 5 Reloaded Elder Sigil Dark Aether Rift. ➤ More MW3 Zombies Guides Here: https://www.youtube.com/playlist?list=PLj595RBIjXlOjjK1Q0EN8e7be1OkWy5uS ⌛ TIME STAMPS: 0:00 - Rucksack 0:08 - Step 1 0:53 - Step 2 2:23 - Step 3 3:09 - Step 4 4:33 - Step 5 5:26 - Entity’s Echo Boss Fight 13:23 - Rewards 14:08 - Outro 🔮 LET'S CONNECT: Become a Member: https://www.youtube.com/@MysteryHQ/join Twitter: https://twitter.com/mystery_hq Discord: https://discord.gg/gB5cANRkG5 Twitch: https://www.twitch.tv/themysteryhq 🎵 MUSIC: Background Music: Echoes of the Damned (Cold War Zombies' Theme) Outro Song: https://www.youtube.com/watch?v=aN4AaQS91UY ~ Thanks For Watching! If you have any questions or suggestions leave them down below in the comments!