Finish the game on any difficulty level

Finish the game as Chris

Finish the game on hard difficulty

Finish the game as Hong-Hua

Finish the game as Jake

Finish the game as Liu Feilin

Kill your 1st zombie

Kill a total of 1000 enemies

Kill a total of 250 enemies

Kill a total of 2500 enemies

Kill a total of 100 buried enemies

Hit 15 different zombies on Bonus Stage 1

Fill the power meter to the maximum level on Bonus Stage 2

Beat a total score of 2 000 000 in one playthrough

Make a total of 100 special attacks

Make a total of 250 charged attacks

Finish the first stage

Finish the second stage

Finish the third stage

Finish the fourth stage

Finish the fifth stage

Finish the sixth stage

Finish the seventh stage

Beat any stage on Nightmare difficulty

Beat any stage without being hit

Find secret area