Emerge from the depths to find the exit portal. Pass through the Well of Wishes and you will be right next to the now lowered underwater barrier. Follow the ledge around, and you'll be greeted by the Dopefish and a lovely welcome message. To do this, retrace your steps and jump onto the alcove to the right. This area can be accessed easily via the Crypt of Decay's own secret easter egg, the Well of Wishes. A message will appear stating that an underwater barrier has been lowered, which you may remember from a secret side room next to where the Gold Key was obtained. The stage should be played as normal until reaching the final area of the level, with the main exit on the right and a room full of boxes on the left.Įnter the room full of boxes and shoot the switch on the ceiling to open up a secret room. It can be unlocked via E2M3: The Crypt of Decay. The Underearth is remembered for tasking players with 'going for a swim' before it can be completed. RELATED: DOOM Eternal's Upcoming Horde Mode Is EXACTLY What the Game Needs Dive underneath and veer to the right where a small opening has appeared and emerge to find the exit portal in the small cave. A message will appear declaring that an underwater cavern has opened, so head back to the main room flooded with water. Drop down on both sides (being careful of the Ogre's below if they haven't already been dealt with) and press each switch. After pressing all five, the walls on either side of the room will open. To locate the hidden exit, players should progress as normal until they obtain the Silver Key and unlock the corresponding door.Īfter ascending in the elevator, stand on each of the pressure plates adorned with the Quake logo while avoiding the nail traps. This hellish bounce house can be accessed through E1M4: The Grisly Grotto. One of the most memorable levels in the game, Ziggurat Vertigo is a stage featuring incredibly low gravity in which players must progress vertically rather than horizontally.

Doom 1 secret levels