Arcade Mode: Collect the 1up in level 3.
Arcade Mode: Defeat the third boss: Dr. Hypnogrid.
Survival Mode: Buy the Shield Ship
Survival Mode: Buy every item type at least once.
Survival Mode: Buy 14 Hitbox Upgrades
Survival Mode: Reach a distance of 60,000m
Survival Mode: Buy 20 Shot Level Upgrades
Survival Mode: Buy the Magnet Ship
Survival Mode: Collect 10000 coins
Survival Mode: Buy 10 Shot Level Upgrades
Arcade Mode: Defeat the second boss: Captain Corrupto.
Survival Mode: Reach a distance of 30,000m
Arcade Mode: Defeat the first boss: Lord Orglmaster.
Arcade Mode: You started the game… Now you should finish it.
Arcade Mode: Get a score of 25,000,000 or higher
Arcade Mode: Get a score of 50,000,000 or higher
Arcade Mode: Get a score of 100,000,000 or higher
Arcade Mode: Get a score of 200,000,000 or higher
Arcade Mode: Accumulate a total score of 2,729,548,800. That is Nikola Tesla's lifetime in seconds.
Arcade Mode: Get a Multiplier of 500 or higher
Arcade Mode: Get a Multiplier of 999 or higher
Arcade Mode: Get a Multiplier of 1500 or higher
Arcade Mode: Get a Multiplier of 1999 or higher
Arcade Mode: Get a Multiplier of 2500 or higher
Arcade Mode: Get a Multiplier of 3000 or higher
Arcade Mode: Collect the 1up in level 2.
Arcade Mode: Collect the 1up in level 5.
Arcade Mode: Activate the Voltage Burst 100 times.
Survival Mode: Reach a distance of 90,000m
Survival Mode: Reach a distance of 120,000m
Survival Mode: Buy 40 Shot Level Upgrades
Mission Mode: Complete the High-Voltage Generator
Mission Mode: Complete the Remote Control
Mission Mode: Complete the Particle Crusher
Arcade Mode: Defeat the fourth boss: Phagus Magus.
Mission Mode: Complete the Acceleration Chamber
Mission Mode: Complete the Tachyon Emitter
Arcade Mode: Defeat the fifth boss: Herr Kugelblitz.
Arcade Mode: Defeat the last boss: Emperor Zangórax.
Arcade Mode: Finish the game on Novice.
Arcade Mode: Finish the game on Advanced.
Arcade Mode: Finish the game on Expert.