Cosmic Pebble Achievements Here is the full list of all 20 Cosmic Pebble 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 What are achievement flags? Click to find outApply Just getting started.Beat levels 1 and 2. Half way there.Beat level 5. Fin.Beat the game. Tasty.Collect a third of all cookies. Delicious.Collect two thirds of all cookies. C’est un délice. 👌Collect all cookies. Challenger.Complete a challenge. Grand Challenger.Complete 5 challenges. Master Challenger.Complete all challenges. Skipping leg day.Beat level 6 without ever jumping off the ground. Assists/[REDACTED] not allowed. SpeedrunnerBeat the game in under 2 hours. Impossible???Beat level 1 without sprinting. Assists not allowed. Only thing about me is the way that I walk.Reach the final segment in level 3 without sprinting. Assists/[REDACTED] not allowed. Dominated.Beat a boss in under 36 seconds. Assists not allowed. Just slowing me down.Beat level 2 without picking up or using the boomerang. Assists not allowed. Hit me!Survive against the 2nd boss for 30 seconds without jumping, sprinting, or throwing the boomerang. Assists not allowed. Cheddar.So shiny! I can do that?Learn about an obscure movement technique. I CAN DO THAT???!!Learn how to [REDACTED]. Legendary.Unlock all other achievements.