The Krypt in MK 11 is filled with locked secrets and special items, one of which is a certain type of chest with a green glowing gem. This guide will tell you How To Open Red Helmet Chests In Mortal Kombat 11 which are special chests that feature a helmet sitting atop with glowing eyes. Not to be confused with the green skull chests.
The vast majority of chests in The Krypt are random, however, certain chests are fixed both in price and rewards. The red helmet chests are these types of chest, but you cannot open them with Koin.
How To Open Red Helmet Chests In Mortal Kombat 11You cannot open them at all until you destroy the helmet. It may seem obvious but we missed it. Swing your hammer at the chest to break the helmet on the top. This will remove the helmet and allow you to access the chest in the Krypt.
However, this is not your normal chest. You cannot use Koins to open it. You must use a different kind of currency, Hearts. Which can be found in chests scattered throughout the Krypt.
in Mortal Kombat 11 Guides