Defeat 20,000 enemies total.
Purchase everything from the Perk Shop.
Defeat 10,000 enemies total.
Complete 20 Challenges in Challenge Mode.
Overload all weapons at least once.
Complete Arcade Mode without Perks equipped.
Complete 10 Challenges in Challenge Mode.
Complete a Challenge in Challenge Mode.
Steal a life from another player in Multiplayer.
Have a life stolen in Multiplayer.
Earn 40,000 Contra Coins overall.
Earn 350,000 points in a single playthrough.
Defeat Kimkoh in Arcade Mode Stage 7 without dying.
Complete Arcade Mode in 1-Hit Kill mode.
Purchase an Alternate Soundtrack from the Perk Shop.
Complete the game faster than 59:59.
Defeat the Devil Worm in Arcade Mode Stage 5 without dying.
Defeat the Mutant Lieutenant in Arcade Mode Stage 2 without dying.
Defeat any boss in Arcade Mode without taking damage.
Purchase a Player Character from the Perk Shop.
Defeat Dragon God Java in Arcade Mode Stage 8 without dying.
Complete Arcade Mode.
Defeat Big Fuzz in Arcade Mode Stage 6 without dying.
Defeat the Alien Heart in Arcade Mode Stage 4 without dying.
Defeat Gromaides in Arcade Mode Stage 3 without dying.
Defeat the Super Wall in Arcade Mode Stage 1 without dying.
Discover Bradley's fate...
Complete Stage 8 in Story Mode.
Complete Stage 7 in Story Mode.
Complete Stage 6 in Story Mode.
Complete Stage 5 in Story Mode.
Complete Stage 4 in Story Mode.
Complete Stage 3 in Story Mode.
Overload each weapon type at least once.
Complete Stage 2 in Story Mode.
Purchase something from the Perk Shop.
Complete Stage 1 in Story Mode.
Score enough points to earn an Extra Life.
Overload a special weapon.
Stack a weapon to Level 2.
Input the Konami Code. You know the drill.
