Finish Level 4 of Street.
Collected the red wrench for the first time (may need to switch characters).
Have 9 lives or more.
Finish Level 4 of Playground.
Collected the slingshot for the first time (may need to switch characters).
Survive Rolf with no deaths.
Finish Level 4 of Woods.
Collected the helmet for the first time (may need to switch characters).
Rescue Naz.
Finish Level 4 of Construction.
Collected the jepack for the first time (may need to switch characters).
Survive Saras rain of terror with no deaths.
Finish Level 4 of Junkyard.
Equip the hypno disc hat (Trailer Park 1).
Survive against Kevin with no deaths.
Finish Level 4 of Trailer.
Rescue Double Dee from the Kanker Sisters.
Complete the game on Hard [Change in the options].