Space Invaders Extreme

Achievements

Complete each achievement to get the allotted gamerscore.

Unlockable	How to Unlock
Combo Meal (10)	Destroyed at least 21 invaders in a row.
First Taste of Victory (10)	Won an online match for the first time.
Goliath Killer (10)	Defeated the first Boss Invader.
Hero of Nagoya (25)	Achieved 1 ROW using the Nagoya Attack technique.
Hot Streak (15)	Triggered at least 4 rounds of Fever Time.
Lieutenant Rank A (10)	Achieved Rank A at the end of a level.
Lone Wolf Victory (15)	Completed the game in Arcade Mode.
Space Commander Rank S (25)	Achieved Rank S 3 times.
Space Invader Veteran (20)	Won 25 online matches in VS Mode.
Sure Shot (10)	Defeated a wave of invaders without missing a shot.
Take That! (30)	Defeated a Boss Invader without missing a shot.
Team Victory (20)	Completed the game in Co-op Arcade mode.

Unlock Game Modes

Unlockable	How to Unlock
Endless Mode	Beat Extreme mode once.
Extreme Mode	Beat all 11 stages. This requires multiple playthroughs to go through all branching pathways.