Call-of-duty-ghosts -

If you are looking for other "pieces" of the game's completion requirements, you might also be interested in:

: Save all your flashbangs and frag grenades specifically for this room.

: Earned in Mission 6: "Legends Never Die" by killing 6 enemies with a knife while underwater. Call of Duty Ghosts: Piece of Cake Trophy/Achievement - HTG call-of-duty-ghosts

To unlock this achievement (Gold Trophy / 100 Gamer Score), you must clear the common room in on Veteran difficulty without taking any damage.

: Do not enter the room immediately. Stay behind the doorway for cover. If you are looking for other "pieces" of

The phrase "provide an piece" regarding most likely refers to the "Piece of Cake" achievement/trophy, which is earned by completing a specific objective during the campaign . "Piece of Cake" Achievement Guide

: If you see any red on your screen indicating damage, you must restart from the last checkpoint to try again. Other Notable Achievements : Do not enter the room immediately

: Your teammates are invincible; let them push forward and finish off any stragglers while you stay safely behind.