Defeat The Master.

Beat the game in Beginner without dying.

Get an extra ship by picking a power-up with all weapons already maxed out.

Get killed by both overheating and freezing in the same playthrough.

Beat the game in Easy, Normal or Hard with a single credit.

Get a S Rank in Normal or Hard.

Use a cheat code.

Beat the game in Easy, Normal or Hard in Arcade Mode.

Complete any stage in Easy, Normal or Hard firing only Level 1 Straight or Rear Shots.

Get from Jupiturn's top clouds to core without dying.