Here is the full list of all 24 Atari Flashback Classics Vol. 2 achievements worth 1,000 gamerscore.
Solve Atari Video Cube
Play Happy Birthday in Brain Games’ Play-Me (Game 19)
Reach the top of the local scoreboard in Crystal Castles
Get a score of at least 10 in solo game of Flag Capture
Hit the ejected garbage in Major Havoc
Reach the top of the local scoreboard in Missile Command
Earn a bonus life in Red Baron
Win Level 2 without slaying a single dragon in Adventure
Kill 10 UFOs in a single level of arcade Asteroids without dying
Reach the top of the local scoreboard in Gravitar
Win Ultimate Haunted House (Game 9)
Reach the top of the local scoreboard in Major Havoc
Get to level 19 in arcade Missile Command
Earn a bonus city in arcade Missile Command after losing all your cities
Get a score of at least 40 in Race’s solo Crash n Score (Game 8)
Clear a full screen in arcade Super Breakout while playing cavity or double
Win a game of Video Chess against the machine at Skill Level 4
Finish Adventure Level 1 in under 40 seconds
Go an entire level of arcade Asteroids with a score of zero
Get to a score of 50,000 without losing a life in Asteroids Deluxe
Get extended play in a Sprint 2 race without hitting any walls or oil
Get to 60 parsecs in Star Ship’s Warp Drive game (Games 10 or 11)
Attain a rank of Admiral in a game of Stellar Track
Try every game