Prototype 2 - All Together Now Achievement/Trophy Guide
Prototype 2 All Together Now Achievement and Trophy Guide Whenever you find 10 or more people, hold Y (Whatever button you have your Black Hole Attack set to) to use your Black hole Attack. If it's more than 10 people, your achievement will unlock. My True Achievement's Profile: http://www.trueachievements.com/Conve... My x360a Profile: http://www.xbox360achievements.org/fo... Subscribe for more high quality achievement guides for all of the latest releases.
