Ion Assault

Gamerscore

200

Achievements

12


Common

Triumph

40

Complete the single player campaign.


Uncommon

Complete the cooperative campaign.


Common

Destroy five asteroids at once.


Common

Destroy seven asteroids at once.


Common

Complete a stage without collecting a Power-Up.


Uncommon

Complete a whole sector without dying once.


Common

Finish a stage in less than 90 seconds.


Common

Payoff

10

Score more than 500,000 points in a single game.


Uncommon

Jackpot

15

Score 1,500,000 points in a single game.


Common

Survive 3 stages without dying once.


Uncommon

Field Medicine

15 Secret

Collected enough Score Orbs in a single run to get two extra lives at once.


Common

Destroy 50 big obstacles in a single game.

12
200
45
130
21
Platform
Xbox Live Arcade