You must have the full version to mod it, so yes.
No, he is only in the game if you add him in using a mod.
The latest. Minecraft 1.0
One example of a superhero mod in Minecraft is Superheros Unlimited for version 1.6.4.
You can't mod the XBox 360 version of Minecraft.
You have to download the TooManyItems Mod for Minecraft. Search it up on the forums and download the ones that correspond with your minecraft version. When you update minecraft your Mods wont work because they will become and old version so wait for the mod maker to release a new version of the mod that works with the new version.
it's already out. Minecraft is in version 1.1.0 now, full release
Pokemon craft, a mod
No, it won't. You must have the correct version of the mod to go with a certain Minecraft version. Id est. Mod for 1.8.1 would only work with Minecraft 1.8.1 and possibly 1.8, but it may not.
The latest version of the Aether mod is for 1.0.0
The mod developer will need to update the mod to be compatible with the new Minecraft version.
No, you can't mod the XBox 360 version.
You can't mod the console version.