There are many kinds of secrets scattered around the map in the campaigns of Hammerwatch. They can be activated by triggering certain objects, such as pushing a button, breaking a secret wall or entering a secret tunnel that isn't indicated on the map. These secrets often comes with treasures, such as coins or planks, while at other times they may only include monsters or traps.
Castle Hammerwatch
Guide by Act
Secret Achievement Rooms
Achievement Room "The Heist"
- "Harvesting": Act 1, Floor 3
- "The Heist": Act 2, Floor 4
- "The Grisly Combination": Act 2, Floor 6
- "Earth & Void": Act 3, Floor 8
- "Midway": Act 4, Floor 10
- "Doomed Space Machine": Act 4, Floor 12
Presents
- Main article: Presents
Presents are a very rare item that serve no purpose in the campaign other than to collect progress for an achievement in Steam.
Strange Planks
- Main article: Strange Planks
Throughout the Castle Hammerwatch campaign, strange planks can be found in secret areas. They serve no purpose until the end of the campaign, when you will need all of them in order to properly complete the game.
Bonus Levels
Bonus levels can be unlocked by triggering multiple buttons. These levels contain a lot of bonus level monsters, as well as many coins.