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