Upon purchase you will receive x5 Apocalypse Crate Key on your account on OP Factions. 

The Apocalypse Crate will be active during the Halloween Event. Keys can be redeemed in-game at the Apocalypse Crate.
At the end of the Halloween Event, all unspent keys will be auto opened and the rewards will be sent to your mailbox.


Apocalypse Crate Rewards can be seen in game.