Amphibious Backpack Box

The  is a container item for distributing mission rewards.

Obtained from
It can be obtained by defeating bosses in one of the following missions:

It may also be a possible reward from opening: It may also be purchased from Supplier Sibyl.
 * Atlantis: Crown of Thorns
 * Atlantis: Royal Palace
 * Atlantis: The Silent School
 * Atlantis: The Throne
 * Atlantis: Loot Cache
 * Atlantis: Large Loot Cache

Contents
Using the will allow you to choose from the following armor pieces in the Son of the Manta style depending on your available roles:
 * Hunter's Amphibious Backpack (Damage)
 * Stalker's Amphibious Backpack (Controller)
 * Surgeon's Amphibious Backpack (Healer)
 * Champion's Amphibious Backpack (Tank)

Trivia

 * The event version is item level 10-212