Yes the Add ons at the PlayStation Store (Also the LBP Store) require money from your Playstation wallet or they are sometimes free when there is no price. If you do not have money in your account then it tales either a charge card or a Playstation network card to load money into your wallet
There is a Metal Gear solid Level Kit and Costume kit both are $5.99
Water is coming to LittleBigPlanet on the 22nd of December 2009 in a "Pirates of the Caribbean" pack, including water. It is with the Pirates of the Caribbean Level Kit and not the Costume Pack both currently available for $5.99 at the Playstation Store
It is included in the Pirates of the Caribbean Level Kit sold at the Playstation store for $5.99
The Incredibles Costume Kit is sold for $5.99 at the Playstation Store
One simple answer no. You buy it in the pirates of the Caribbean level pack well that's how I got it.
There is a Metal Gear Solid costume Kit and a Metal Gear Solid Level Kit at the Playstation Store for $5.99 each or the individuals costumes are $1.99
To get a shark, You can buy the Monster Kit pack and you can also get shark from 100 free objects and end prize with a shark(not dlc)
There are the Pirates of the Caribbean Level Kit and Costume kits and both are not free but $5.99 at the Playstation Store
You can get one in a free prize level almost anywhere but if you do it that way you need to purchase Monster Kit from LittleBigStore
it out already, that's where there's water in the Pirates of the Caribbean Level Kit and there is also a Pirates of the Caribbean Costume Kit both at the Playstation Store for $5.99
The water tool is in the Pirates of the Carribean Level Kit for £4.99. It is a really good pack to get and definitely worth the money. You get a 'Cannibal' costume, lots of materials, the water tool and other tools that go with it, and really fun levels. Not to mention the mass of stickers and decorations that you get as well.
It is available in the Pirates of the Caribbean Level Kit for $5.99 at the PlaystationStore