Periaston

The Periastion is the rarest item in the item boxes, Being a 1 in 1582, Only little footage has been found about it.
=== Info ===
You lose it after you die.
The Rarest Item in the Weapon Crate/Box
A Message pops up when you unlock it: Weapon Boxes Spawn Locations
 Under a Green Tree next to 2 benches
 Under a Red Tree next to a bench.
 In a Bench next to a Trashcan.
 Under a Green Tree next to a bench, Inside the Battlefield.
 Under a Bench Inside the Battlefield
 On a Bench Inside the Battlefield
 Next to the Stealth Statue and a Bench