Limiter achievements

Destroy 25 ships in one session

Play for 24 hours

Complete 1 level in one session

Destroy 5 round ships in one session

Destroy 500 ships total

Complete 10 levels in one session

Destroy 5 hexagon ships in one session

Play for 1 hour

Destroy 5 square ships in one session

Destroy 50 triangle ships total

Destroy 50 round ships total

Complete 250 levels total