Destroy the same amount of blocks with Greetings and Salutations on one stage.

Earn 20 S-Ranks.

Destroy 80% (or more) of a stage's bricks with Greetings or Salutations.

Wonder about your mortality.

Receive an unexpected message.

Survive your first alien encounter.

Decline to buy more health 10 times.

Shrink Greetings or Salutations 25 times.

Grow Greetings or Salutations 25 times.

Destroy 250 blocks with lasers.

Increase the multiplier 25 times.

Max out your health 10 times.

Buy more health and die again 10 times.