Dread Templar – E1M3 Secret Weapon Guide (Grandma’s Attic Achievement)

Easy guide for getting the Grandma’s Attic achievement, and the secret weapon on E1M3.

How to Get E1M3 and Obtain Grandma’s Attic Achievement


When exploring E1M3, you will come across two blueprints:

Towards the end of E1M3 after the final horde fight, you will be in a big open room with jail cells on either side. The blueprints are instructions on what doors to leave open (empty) or closed (X), pay attention to where the stairs are and make sure it correlates with the blueprint.

Once completed, this message will appear:

A portal will open in one of the jail cells, teleporting you to the secret area with the gun:

Egor Opleuha
About Egor Opleuha 6889 Articles
Egor Opleuha, also known as Juzzzie, is the Editor-in-Chief of Gameplay Tips. He is a writer with more than 12 years of experience in writing and editing online content. His favorite game was and still is the third part of the legendary Heroes of Might and Magic saga. He prefers to spend all his free time playing retro games and new indie games.

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