You're looking for information on the Far Cry 3 Complete Collection, specifically about the multi-el amigo aspect and any new updates. Here's what I found:
Originally released as pre-order bonuses, the content in this collection includes several mission packs and equipment: farcry3completecollectionmultielamigos new
: Includes the M-700 Predator Rifle and four rare animals to hunt: the Mountain Lion, Thylacine, White Tiger, and Red-headed Vulture. Hunter Pack You're looking for information on the Far Cry
While Ubisoft released an official "Classic Edition" for consoles, PC users often missed out. The new ElAmigos repack frequently bundles fan-made HD texture packs or the official high-resolution assets that were previously a pain to install manually. Adds four exclusive rare animals to the island
Adds four exclusive rare animals to the island and the Predator Bow for silent takedowns. Far Cry Wiki Repack Features (ElAmigos)