Unlock all other trophies.
Endure 3 waves with 1 piece of baumkuchen remaining.
Lose your first game.
Kill 50 of them with the increased damage of the bullets.
Reach the 12th wave.
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.
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.
Increase the crew to two.
Clear your first wave.
Defeat an enemy for the first time.