Clear the game once.

Completed "The Power of the Atom"

Completed "Not of This World"

Completed "Aiding the Outcasts"

Complete any one stunt from the stunt list.

Infiltrate the snowy mountain side base.

Knife an enemy without him ever knowing you were there in Single Player or Special Ops.

Kill at least 3 enemies with a single shot from a grenade launcher in Single Player or Special Ops.

いにしえのけんを獲得する

敵の攻撃を防御する

Completed "Escape!"

Got the Pip-Boy 3000