Level 4 Keycard

Level 4 keycard is the 3rd best keycard in the game. This keycard is a common keycard used by Class-D Personnel during CD Riots. There is another item similar to this called the Level 4 Clearance Device, which can be obtained as The Chaos Insurgency and Serpent's Hand.

How to obtain
Class-D Personnel Riot.

Find it in a Closet just in front of  Gate B’s tunnels.

Use for
The door across SCP-1074

Chaos Insurgency tunnels

SCP-352’s chamber

PPSH Room

SCP-914’s Outer door

SCP-457’s chamber

SCP-017’s chamber

SCP-106’s chamber

The cargo area at Gate A.

SCP-268’s chamber

SCP-035’s chamber.