Hidden Ones’ Hood
The Hidden Ones’ Hood is found within Camulodunum Bureau, just south of Colcestre, which can be reached via the hidden tunnel beneath the breakable stone barricade on the ground. You’ll need to make your way through the Camulodunum Bureau to reach the chest. You’ll need to head into various side rooms to shoot the barricades on doors to be able to then make your way into the back room where the chest is. There is also a key in the same room that can be used to unlock another door that takes you to a Nickel Ingot.
Oaken Kite Shield
The Oaken Kite Shield is found within a building just west of Maeldun synchronization point. The building is unlocked but you’ll need to explode the stone barricade inside the house to then get to the armor chest.
The Spartan Shield is found beneath Old Gravesham Bridge (on the Essexe side). You’ll need to explode the stone barricade to reach the hidden room beneath the bridge.
The Galloglach Helm is found in Halstead Outpost. You’ll need to explode the stone barricade to enter into the room with the armor chest. You can either use Incendiary Powder Trap or find the key to unlock the building opposite where you’ll find oil vases.
The Galloglach Cape is found in Brentwood Outpost. You’ll first need to retrieve the key from an enemy nearby then use it to unlock the building where you’ll find the armor chest.