There are 16 Clockwork Castellans in Resident Evil 4 Remake, one in each chapter. Destroying all 16 unlocks the ability to purchase the Primal Knife from the merchant, which when fully upgraded is indestructible! Here is a quick guide on each Castellan's location!

Castellan 1 (Chapter 1):


In the lakeside settlment area, where you first run into dynamite carrying ganados, just before finding Luis, there is a single large building. You can hop a window to get inside. In the rafters of the roof, there is your first Castellan!

Map Location:




Castellan 2 (Chapter 2):


This Castellan is super easy to spot. Right before you get to the village chief's house, there's a building with both a note about the clockwork dolls, and your second one in plain sight.

Map Location:




Castellan 3 (Chapter 3):


In the merchant hideout with the shooting range, you can drop down a ladder. Do this, and head right, then left. You'll find a small little alley with a barrel at the end. Smash the barrel, then look up. The Castellan is well hidden above. You may need to position yourself to be able to see it, but its sound will be unmistakable.

Map Location:




Castellan 4 (Chapter 4):


After getting a new boat, return to the lakeside settlement where you originally found Luis. Now that you have the insignia key you can enter a previously locked gate. Do so. Head up the ladder and find the sacrifice area from the intro of the game. On the opposite side of the cult's poor victim is a half fence area. Position yourself to be able to see the Castellan on the left side of it, shooting just through the wooden fence.

Map Location:




Castellan 5 (Chapter 5):


Now that you have Ashley, make your way through the village and back to the Chief's home. Boost Ashley up the ladder in the Chief's bedroom and climb up. The castellan is hidden away in the corner near the chess board.

Map Location:




Castellan 6 (Chapter 6):


Before you enter the chekpoint arena (where Leon says it's too quiet) you cross a small little cliffside with a large bonfire. Right at the base of the fire stands your little Castellan. Destroy him.

Map Location:



Castellan 7 (Chapter 7):


After dealing with the Garrador in the dungeon you climb a ladder and enter a storage room. The Castellan is on top of one of the shelves.

Map Location:



Castellan 8 (Chapter 8):]


When you reach the top of the battlements and the El Gigante begins throwing rocks at you, instead of jumping down to the left and progressing down the main path, jump down the RIGHT side of the battlement. go up and around to find this Castellan primed for a quick stab.

Map Location:



Castellan 9 (Chapter 9):


At the very start of the maze go left, and keep going left. It's tucked away in a corner you otherwise dont need to go to in the maze. See Map photo for the best example.

Map Location:



Castellan 10 (Chapter 10):


After climbing out of the depths, before Verdugo, you'll see a Merchant. Directly across from the Merchant is a sewer pipe. This Castellan is hidden well inside it!

Map Location:


Castellan 11 (Chapter 11):


Half-way through the minecart ride with Luis, you hop off out get onto a second cart. Before you do you have a small building with a couple of Ganados. The Castellan is in this building on top of the doorframe.

Map Location:


Castellan 12 (Chapter 12):


Entering the Clocktower triggers a cutscene with Salazar and a host of enemies to attack you. The Castellan is on the ground floor of the clocktower, on the far left side. Easily swipe-able with your knife too!

Map Location:


Castellan 13 (Chapter 13):


After your initial fight on the island you come to a fork in the road. To the left is how you progress the main story. to the right are two large double doors you wont be able to open and a group of enemies featuring a rocket launcher. Take them out. The Castellam is tucked between a forklift and a truck. (There's also a sweet ass crown in a chest nearby)

Map Location:


Castellan 14 (Chapter 14):


After losing Ashley in the Amber room, you have two paths. Take the right path. Stealth kill a crossbow guy and keep heading left. There's a small room with the Castellan on top of a locker.

Map Location


Castellan 15 (Chapter 15):


After fighting through the cliffside ruins where Mike tells you he knows a good bar, before turning the wheel to enter specimen storage, there is a small side room. The Castellan is up in the rafters.

Map Location:


Catellan 16 (Chapter 16):


after defeating Saddler, while making your escape, you enter a large room with enemies writhing on the floor. The final Castellan is on the right hand side. Use the forklift as a guidepost to see where it's on top of a container.

Map Location:

Congratulations, you have all 16 Castellans!