Let Player 2 join the game while in a middle of a campaign.

Finish the game with a final score below 62,000 and the last score digit not equal to zero.

Discover all three endings.

The Bear - Take the best route on the highway

Trapped - Save Lauren underwater

Finish the campaign at ARCADE difficulty.

Finish a single chapter without taking any damage.

Collect all additional weapons available in the game.

Collect your first additional weapon.

Collect all creature entries.

Complete the game with a total score of over 62,000.

Enter the secret room in Chapter 4.