The Hunter Edition is the same price as the normal edition, but it has a few bonuses:
Discover the best Game Key offers, compare prices to download and play Crysis 3 - Hunter Edition at the best price. Compare CD Key prices from merchants all around the world. Activate CD Key on your Origin client to download the game and play in multiplayer.
GAMIVO is a platform to find, compare and buy digital game keys. Only verified and trusted merchants can sell digital goods on GAMIVO.
Add the CD Key to your Origin account, the game you bought will be added to your library. Now you can download Origin PC video games for free at any time you want whenever you install Origin client.