Complete Stage 1 on Normal or Hard difficulty
Complete Stage 2 on Normal or Hard difficulty
Complete Stage 3 on Normal or Hard difficulty
Complete Stage 4 on Normal or Hard difficulty
Complete Stage 5 on Normal or Hard difficulty
Complete Stage 6 on Normal or Hard difficulty
Complete Stage 7 on Normal or Hard difficulty
Complete Stage 8 on Normal or Hard difficulty
Complete the game on Hard difficulty
Fully power up your weapons and speed on Normal or Hard difficulty
Score 200,000 points on Normal or Hard difficulty
Score 400,000 points on Normal or Hard difficulty
Complete Stage 1 from start to finish without dying on Normal or Hard difficulty
Complete Stage 2 from start to finish without dying on Normal or Hard difficulty
Complete Stage 3 from start to finish without dying on Normal or Hard difficulty
Complete Stage 4 from start to finish without dying on Normal or Hard difficulty
Complete Stage 5 from start to finish without dying on Normal or Hard difficulty
Complete Stage 6 from start to finish without dying on Normal or Hard difficulty
Complete Stage 7 from start to finish without dying on Normal or Hard difficulty
Complete the game using 2 or fewer continues on Normal or Hard difficulty
Complete the game without using a continue on Normal or Hard difficulty