Bioshock 2 is going to be receiving an update this thursday with the Sinclair Solutions Test Pack. The pack will be out on March 11 and will cost 400 microsoft points ($5) on Xbox live and GFWL, and $5 on PSN.

Here is what is included in the Bioshock 2 Sinclair Solutions Test Pack:

• Five additional masks (some only available after a player achieves a rank of 41 or higher)
• Rank Increase to level 50 with Rank Rewards
• A third weapon upgrade for each weapon
• New playable characters Louie McGraff and Oscar Calraca
• 20 new trials (some only available after a player achieves a rank of 41 or higher)
• So don't forget to pick it up once it's out on March 11!