Modern Warfare 3's Unstable Rifts Challenge Players with New Zombie Mode

Season 4 Reloaded introduces Unstable Rifts, a demanding endgame feature that tests players' skills against relentless zombie waves.

Players must activate three obelisks with specific ammo mods to access Unstable Rifts.
The challenge consists of surviving five waves of increasingly difficult zombies.
Successful completion rewards players with the exclusive Mark of the Survivor weapon camo.
Some players praise the new content, while others criticize the game's overall direction.
Unstable Rifts are seen as a preparation exercise for Warzone enthusiasts.