Here is the full list of all 24 Atari Vault achievements.
Win a game of Pong against the AI without losing a point to it.
Take out an entire Millipede with DDT in the arcade version.
Play a game from every category in the List View.
Kill 10 UFOs in a single level of arcade Asteroids without dying.
Clear a full screen in arcade Super Breakout while playing cavity or double.
Earn a bonus city in arcade Missile Command after losing all your cities.
Take out 10 fleas in a row in arcade Centipede, without letting one reach the ground.
Earn 800 points in Lunar Lander’s COMMAND MISSION.
Win with no wall left in arcade Warlords.
Win Level 2 without slaying a single dragon in Adventure.
Take out the Swirl with your Zorlon Cannon in Yars’ Revenge.
Get the top score of 99 in Air-Sea Battle’s Shooting Gallery.
Get Extended Play in Fire Truck with two players
Get Extended Play in Monte Carlo at Medium setting
Retrieve at least 6 treasures in Aquaventure
Clear the level in Arcade Canyon Bomber
Get to the top of the local leaderboard in Maze Invaders
Clear the level in Avalanche
Spell SKYDIVER
Shoot at least 15 rocks in a row in Astroblast without letting one get by
Finish Adventure II without dying once
Clear an entire Rack in Pool Shark
Achieve a Commander rating in Star Raiders
Beat the computer in Atari Baseball