The World is Safe For Now
Reward: 10 Points
Objective: Complete the game once

True Hero
Reward: 25 Points
Objective: Survive for 5:00 in Survival Mode.

The Fast Lane
Reward: 20 Points
Objective: Complete the game in less than 3 hours

Ala Carte
Reward: 20 Points
Objective: Complete a level without collecting any health or energy items

Key Master
Reward: 20 Points
Objective: Collect all keycards

Playing with a Full Deck
Reward: 15 Points
Objective: Unlock all alien forms by beating levels 1-10

Unscathed
Reward: 10 Points
Objective: Defeat any level without getting hit

A Hero's Workout
Reward: 10 Points
Objective: Defeat 50 enemies

A Hero's Marathon
Reward: 15 Points
Objective: Defeat 300 enemies

No Time to Waste
Reward: 20 Points
Objective: Post a time on all level leaderboards.

Versatility
Reward: 15 Points
Objective: Harm the final boss using each alien before delivering the final blow.

All Powered Up
Reward: 20 Points
Objective: Collect all energy and health extenders