Who are your favourite development studios ever, and why?

[DyranLK]

In no particular order:

1.) Valve

2.) Bethesda

3.) Maxis

4.) Sucker Punch

5.) BioWare

6.) Naughty Dog

7.) Rare (when it was in its prime, anyway)

8.) Bungie

9.) Rockstar North

10.) Ubisoft Montreal