Killed The Guardian (16-bit)
Beat Level 6 (16-bit)
Killed the Metal Roadster (16-bit)
Killed the Scarlet Skull (16-bit)
Beat Level 3 (16-bit)
Killed the Doom's Destroyer (16-bit)
Used the PowerUp 20 times (16-bit)
Got 100.000 Points (16-bit)
Killed the Flying Shellfish (16-bit)
Finished the game on normal mode (8-bit)
Finished the game on easy mode (8-bit)
Got all the gun's Upgrades (8-bit)
Finished the game on hard mode (8-bit)
Killed The Guardian (8-bit)
Got 10.000 points (8-bit)
Killed the Scarlet Skull (8-bit)
Killed 100 enemies (8-bit)
Killed the Flying Shellfish (8-bit)