Separate names with a comma.
I agree, TD is a very well made game, and the use of ads is not intrusive at all.
I really enjoyed the story of Chaos Rings, and as someone already said... you can't really beat Secret of Monkey Island when it comes to storyline...
Well, rag doll physics are usually quite expensive ( in CPU, etc ) , and also it's not easy to get "nice" and cool looking rag doll physics. Still...
The game looks awesome, I love this kind of games (Canabalt, Chop Chop Ninja, etc )