Here is the full list of all 47 LTO Arcade achievements.
Compete in the Arena
Play a game of MineSweeper
Play a game of Dodger
Score 1000 pts in one Arena match
Score 3000 pts in one Arena match
Score 6000 pts in one Arena match
Play a game of Snake
Play a game of Hockey
Score 450 pts in one game of Snake
Win a game of MineSweeper
Score 600 pts in one game of Dodger
Play a game of Reversi
Play a game of Tetrix
Destroy an enemy Battleship
Destroy 2000 enemies in the Arena
Destroy 1000 enemies in the Arena
Destroy 200 Asteroids
Destroy 1000 Asteroids
Play 100 games in the Arena
Play 20 games in the Arena
Play 20 games of Dodger
Play 20 games of Snake
Play 20 games of MineSweeper
Play 20 games of Tetrix
Play 20 games of Reversi
Play 20 games of Hockey
Destroy 200 enemies in the Arena
Destroy 800 enemies in the Arena
Destroy 20 enemies in the Arena
Die in the Arena
Destroy an enemy by ramming them with your Shield Active
Listen to a ship description
Run into your tail while playing Snake
Score a goal in Hockey
Set off a mine while playing MineSweeper
Run into the wall in the Arena
Crash into an asteroid in the Arena
Play 200 games in the Arena
Pick up a repair in the Arena
Submit your High Score to the Arena Leaderboard
Destroy an enemy with a Rocket
Score 5000 pts in Tetrix
Score 10000 pts in Tetrix
Score 20000 pts in Tetrix
Crash into a mine in the Arena
Destroy 5000 Asteroids
Score 30000 pts in Tetrix