On your journey to confront Nikador in Honkai: Star Rail, you'll have the opportunity to explore the abandoned Strife Ruins: Castrum Kremnos. This area is packed with puzzles and treasure chests waiting to be discovered. Here's a detailed guide on how to find all the treasure chests across the different floors of Strife Ruins Castrum Kremnos.
How To Get All Strife Ruins Castrum Kremnos in Honkai Star Rail
Strife Ruins Castrum Kremnos B1

Strife Ruins Castrum Kremnos is a complex structure with treasure chests scattered across its floors. Here's where to find them on B1:
- Underneath the unstable bridge: You'll need to solve a Golden Scapegoat puzzle. Destroy the two red shields to access the treasure chest.
- After defeating a monster: You can claim another chest by defeating a monster.

On the northeastern side of the structure, you'll find the other part of the B1 floor. Here are the treasure chests you can find:
- Prophecy Tablet puzzle: Complete the puzzle next to a flying amphora to unlock this chest.
- Golden Short Spear: Catch the Golden Short Spear near another flying amphora to claim this chest.
- Golden Scapegoat puzzle: Solve another Golden Scapegoat puzzle to access this chest.
Strife Ruins Castrum Kremnos F1

On the first floor of Strife Ruins Castrum Kremnos, you'll find more treasure chests. Here are their locations:
- Janus’ Hidden Passage: Use this passage to reach the area where the chest is located on top of a small field of grass next to a stone.
- Wooden box: Find this chest placed on top of a wooden box.

- Hand of Zagreus: Use the Hand of Zagreus to reach this section. Break the base of the stone ball north of the chest to access it.
- Blue cubes: This chest is right next to a stack of blue cubes.
- Coins of Whimsy: Collect three Coins of Whimsy using the Hand of Zagreus to unlock this chest.
- Broken wall decoration: Find this chest near a broken wall decoration.
- Statue near the spiraling staircase: The chest is placed behind a statue near the spiraling staircase.
- Circular path: Follow the circular path until you find the chest north of the Silent Chisel Ground space anchor.
- Flying amphora: This chest is located next to a flying amphora and will only appear after collecting three Coins of Whimsy.
Strife Ruins Castrum Kremnos F2

The second floor hosts the highest number of treasure chests in Strife Ruins Castrum Kremnos. Be cautious, as there are many monsters here:
- Shrine of prayers: Find this chest next to the stairs near the shrine of prayers.
- Golden Scapegoat puzzle: Complete the puzzle north of the Conquered Outlands anchor.
- Kremnos Arena: This chest is located south of the Kremnos Arena.
- West side of Kremnos Arena: Find another chest on the west side of the Kremnos Arena.
- Golden Short Spear: Catch a Golden Short Spear near a pile of fallen debris.
- Enemy guarding the chest: Defeat the enemy near the entrance to Bloodbathed Battlefront Castrum Kremnos to claim this chest.
- Blue shield: This chest is hidden behind a blue shield.
- Prophecy Tablet puzzle: Complete the puzzle to access this chest.
- Hand of Zagreus: Use the Hand of Zagreus to reach this section.
Strife Ruins Castrum Kremnos F3

The third floor contains only two treasure chests. Here are their locations:
- Golden Scapegoat puzzle: Complete the puzzle to access this chest.
- Conquered Outlands anchor: Go up the stairs near the Conquered Outlands anchor to find the other chest.
In total, there are 36 treasure chests to discover in the Strife Ruins Castrum Kremnos area of Honkai: Star Rail, offering a substantial amount of Primogems for your efforts.
Honkai: Star Rail is now available on PlayStation, PC, iOS, and Android.