Pass the level not being hitted by enemy
Complete the game
Destroy 7 500 enemies
Rammed 100 enemies
Destroy 5 000 enemies
Finish the level at the maximum level of the armor
Destroy 2 500 enemies
Collected 10,000 resources
Buy your first upgrade
Fail the mission in the first 15 seconds
Complete the first mission
Win the first boss fight
Die 3 times in a row in a boss fight
Die in a boss fight