Nanostray 2 - Platform: Nintendo DS

Arcade mode stages:
------------------- 
When a stage in Adventure mode is completed, the same stage will become 
unlocked in Arcade mode. Note: When you have the choice to pick one of 
multiple stages, choosing a particular stage will only unlock that one 
in Arcade mode.

Challenge Sets:
--------------- 
Successfully complete the indicated task to unlock the corresponding 
Challenge Set:

Challenge Set B - Successfully complete Challenge Set A
Challenge Set C - Successfully complete Challenge Set B
Challenge Set D - Successfully complete Challenge Set C

Bonus mini-games:
----------------- 
Successfully complete the indicated Challenge Set to unlock the 
corresponding mini-game:

Nanobreak  - Challenge Set A
Nanogrid   - Challenge Set D
Nanorush   - Challenge Set B
Nanotorque - Challenge Set C