Full list of all 25 de Blob 2 achievements worth 1,000 gamerscore. It takes around 15-20 hours to unlock all of the achievements on Xbox 360.
Blob and Pinky played a level together
Blob and Pinky completely upgraded
All story levels completed to "S" class
Pinky's Guide to Inkies completed
All levels completed without upgrades
All story levels completed in normal mode
Every Gallery pickup collected
All Gold Liberation awards completed
"Hypno Ray" level completed
Every Inspiration pickup collected or earned
All Gold Environment awards completed
All Gold Clean-up awards completed
"Rocket Range" level completed
"Inky Fabricator" level completed
"Prison Zoo" level completed
"Blanc TV Factory" level completed
"Inktron Collider" level completed
"Blanc Cola Cannery" level completed
"Comrade Black U." level completed
Completed 10 continuous piston jumps
"The Senate" level completed
"Blanctown" level completed
"Downtown" level completed
"Paradise Island" level completed
Completed a level in a single playthrough without dying