Silverback Activated

"In Revenge of the Silverback, discover your greatest fear."

- Achievement description

Silverback Activated is an achievement in the Zombies map Revenge of the Silverback. It requires the player to reach level 21, and thus discover the Cosmic Silverback.

Trivia

 * In Gears of War 3's Horde 2.0 mode, buying a Silverback will sometimes make the character say 'Silverback Activated'.