Super Hydorah Achievements Here is the full list of all 21 Super Hydorah achievements.Filter Achievement View View Image viewList view Sort by TrueSteamAchievement desc TrueSteamAchievement asc Achievement name desc Achievement name asc TSA Ratio desc TSA Ratio asc Gamers desc Gamers asc Steam order Date won desc Date won asc Flag Filter All None 21 Offline Mode 21 Single Player 21 Cooperative 6 Main Storyline 3 Stackable 8 Collectable 10 Missable Link flagsOR joinAND join Achievements without these flags What are achievement flags? Click to find outApply Escaping astronautFind an escaping astronaut. Shining giant eggFind a giant green egg. Real pink elephantFind a pink elephant. Jumping flowerFind a jumping flower. Moon stoneFind a floating blue stone. Chest of GrialiaFind the chest of Grialia. Bad endingDestroy Hydorah. Good endingDestroy Hydorah and all his seeds. Hero endingDestroy Hydorah and all his seeds using no continues. All secretsFind all hidden secrets in the game. PrivateScore 50000 points or more. 1st PrivateScore 100000 points or more. CorporalScore 150000 points or more. 1st CorporalScore 200000 points or more. SergeantScore 250000 points or more. 1st SergeantScore 300000 points or more. BrigadierScore 350000 points or more. 2nd LieutenantScore 400000 points or more. LieutenantScore 450000 points or more. CaptainScore 500000 points or more. Legendary pilotUnlock all achievements!