Hunt 500 cyan floaters

Defeat Astromonkey at sector 1-7

Complete Wyrm's labyrinth

Find 20 secret areas

Mow 100 plants

Get a X50 combo

Defeat Astromonkey at sector 2-3

Kill WC worm

Get 50K credit

Get all weapons

Get all equipment

Complete Dragon Jaws labyrinth

Hunt 5 red dragons

Defeat the blue mothership

Get the legendary weapon

Get the Flamer at max level

Hunt 50 orange floaters

Complete the challenge at the Arcade Temple

Get Dr. One to the max level

Get warm clothes for the child

Find all Golden Idols

Reach Jett's max level

Defeat Fusionbot

Get the Bat-Rider suit

Finish the game in 4 hours