Full list of all 12 Splosion Man achievements worth 200 gamerscore. It takes around 20-25 hours to unlock all of the achievements on Xbox 360.
Splode 300 times in a single level.
Eliminate 10 Scientists and stop them from spreading their filthy lies.
Select "Credits" from the "Help & Options" menu and watch the whole thing.
Change the controls around in the "Controls" menu.
Complete the Single Player game.
Complete the Multiplayer game.
Create 5,000 filets.
Collect all 47 cakes in Single Player mode.
Collect all 47 cakes in Multiplayer mode.
How long can you handle being a pacifist?
Complete the Single Player game in Hardcore mode.
Be on the lookout for an old friend.