Retro/Grade Cheats

Retro/Grade

Cheat Codes:
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Submitted by: David K.

Steam achievements:
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Complete the following tasks to unlock the corresponding achievement. 
To view your achievements and stats in Steam, select "Community", then
"My profile", then "View all my games", then the game and view stats.

Achievement                How to unlock
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50 Challenges Completed  - Complete 50 challenges in challenge mode. 
All Challenges Completed - Complete all the challenges in challenge mode. 
Beginner Astro Admiral   - Get an Astro Admiral rank on all the levels in 
                           the Beginner difficulty. 
Casual Astro Admiral     - Get an Astro Admiral rank on all the levels in 
                           the Casual difficulty. 
Casual Campaign Complete - Beat the game on the Casual difficulty or harder.
Casual Continuum Captain - Get a Continuum Captain rank or higher on all the
                           levels in the Casual difficulty.
Challenge Mode Complete  - Get to the end of the challenge mode map.
Mediumcore Astro Admiral - Get an Astro Admiral rank on all the levels in 
                           the Mediumcore difficulty.
Pro Astro Admiral        - Get an Astro Admiral rank on all the levels in 
                           the Pro difficulty.
Pro Campaign Complete    - Beat the game on the Pro difficulty or harder.
Pro Continuum Captain    - Get a Continuum Captain rank or higher on all 
                           the levels in the Pro difficulty.
Tough Campaign Complete  - Beat the game on the Tough difficulty or harder.
Tough Continuum Captain  - Get a Continuum Captain rank or higher on all 
                           the levels in the Tough difficulty.
X-TREME Astro Admiral    - Get an Astro Admiral rank on all the levels 
                           in the X-TREME difficulty.


Ranks:
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Submitted by: Cheung Yuen Wong

The game requires you do time the "shots" and the different ranks are divided up as follows:

Epoch Ensign      - 85% correct or higher
Lunar Lieutenant  - 90% correct or higher
Comet Commander   - 95% correct or higher
Continuum Captain - 100% correct (allowing the use the Retro/Rocket)
Astro Admiral     - 100% without using Retro/Fuel (so you have to be perfect)

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