Its Free
You can't mod the console version.
Nope. You HAVE to download a minecraft mod to have it.
a mod where you can fly a plane on minecraft so get it
Minecraft doesn't have an official best mod.
Usually, a mod is free. I have not seen any mod wich costed money.
One example of a superhero mod in Minecraft is Superheros Unlimited for version 1.6.4.
Mo Creatures is a modification (mod) for Minecraft. You can get this mod by downloading it from The Minecraft Forums.
free, just google
The hexxit mod is free. It is actually one of the better and safer mods out there.
Just search in google 'Minecraft mod downloader'
You can get a mod to do just about ANYthing you want, just do a Yahoo/Google search for something like "minecraft mod".