Contra Achievements Here is the full list of all 12 Contra achievements worth 200 gamerscore. It takes around 5-6 hours to unlock all of the achievements on Xbox 360.Filter Achievement View View Image viewList view Sort by TrueAchievement desc TrueAchievement asc Achievement name desc Achievement name asc GamerScore desc GamerScore asc TA Ratio desc TA Ratio asc Gamers desc Gamers asc Xbox.com order Date won desc Date won asc Flag Filter All None 2 Offline Mode 2 Online Mode 8 Online/Offline 10 Single Player 10 Cooperative 5 Missable 3 Time/Date Link flagsOR joinAND join Achievements without these flags What are achievement flags? Click to find outApply ArmoryCollect 4 different weapon power-ups. 2 guidesTeam WorkScore 100,000 points in an Xbox Live Co-op game. 2 guidesUntouchableGet to the first tunnel without losing a life. 2 guidesTunnel runner 1Beat the first timed tunnel with 33 seconds or more left. 4 guidesInfiltrationDestroy the alien tower at the end of the water level. 2 guidesTunnel runner 2Beat the second timed tunnel with 55 seconds or more left. 3 guidesWell EquippedCollect 3 different weapons in the second tunnel. 1 guideTough GuyGet to the second tunnel without obtaining a single weapon upgrade. 2 guidesProficientComplete the second tunnel with a score of 100,000 or more in Arcade mode. 4 guidesPartnershipComplete the game in Xbox Live Co-op mode. 2 guidesBulletproofComplete the game in Arcade mode using only 1 credit. 7 guidesFull AssaultComplete the game in under 12 minutes. 1 guide