Here is the full list of all 25 Atari Flashback Classics Vol. 2 trophies - there are 8 bronze, 10 silver, 6 gold and 1 platinum.
Earn all trophies
Attain a rank of Admiral in a game of Stellar Track
Get to level 19 in arcade Missile Command
Earn a bonus city in arcade Missile Command after losing all your cities
Reach the top of the local scoreboard in Missile Command
Win a game of Video Chess against the machine at Skill Level 4
Try every game
Get a score of at least 40 in Race's solo Crash n Score (Game 8)
Reach the top of the local scoreboard in Gravitar
Clear a full screen in arcade Super Breakout while playing cavity or double
Get to a score of 50,000 without losing a life in Asteroids Deluxe
Get to 60 parsecs in Star Ship's Warp Drive game (Games 10 or 11)
Get extended play in a Sprint 2 race without hitting any walls or oil
Reach the top of the local scoreboard in Major Havoc
Win Ultimate Haunted House (Game 9)
Go an entire level of arcade Asteroids with a score of zero
Kill 10 UFOs in a single level of arcade Asteroids without dying
Win Level 2 without slaying a single dragon in Adventure
Earn a bonus life in Red Baron
Hit the ejected garbage in Major Havoc
Get a score of at least 10 in solo game of Flag Capture
Play Happy Birthday in Brain Games' Play-Me (Game 19)
Reach the top of the local scoreboard in Crystal Castles
Solve Atari Video Cube
Finish Adventure Level 1 in under 40 seconds