Unlock all other trophies.
Kill two or more enemies at once with a single laser shot.
Reach the 12th wave.
Increase the crew to five.
Reach the 9th wave.
Endure 3 waves with 1 piece of baumkuchen remaining.
Reach the 6th wave.
Kill 50 of them with the increased damage of the bullets.
Increase the crew to two.
Lose your first game.
Shoot 200 bullets while the rate of fire is increased.
Shoot 100 bullets while the rate of fire is increased.
Reach the 3rd wave.
Gain a skill for the first time.
Clear your first wave.
Defeat an enemy for the first time.
