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Gral of Erebos
The Legend of Heroes: Trails of Cold Steel III

Gral of Erebos

Complete walkthrough for the Gral of Erebos section in The Legend of Heroes: Trails of Cold Steel III, including boss strategies for Seah Unsurtr, Magic Knight Zelsheim, Urkganon, Arianrhod, and McBurn, plus item locations.

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Complete walkthrough for the Gral of Erebos section in The Legend of Heroes: Trails of Cold Steel III, including boss strategies for Seah Unsurtr, Magic Knight Zelsheim, Urkganon, Arianrhod, and McBurn, plus item locations.

Walkthrough
  1. 1
    Head into the Heimdallr Cathedral (Sankt District) for a cutscene, initiating a battle against Seah Unsurtr and Magic Knight Zelsheim.
  2. 2
    After defeating the first pair, you will face another Magic Knight Zelsheim alongside Urkganon.
  3. 3
    Upon defeating Urkganon and the Magic Knight Zelsheim, a cutscene will play, leading you to the Gral of Erebos.
  4. 4
    Explore Gral of Erebos - Top Level: Head west to find a chest with a Tear All Balm. Proceed south down a ramp to find two more chests containing a Zeus Gem and an EP Charge IV.
  5. 5
    Explore Gral of Erebos - Top Corridor: Enter through the west door and descend to find a chest with the Seraph Quartz. Continue south to a large room with another chest holding a Celestial Balm EX. Follow the path to face Arianrhod the Steel Maiden and McBurn.
  6. 6
    After defeating Arianrhod and McBurn, take the lift down to the Gral of Erebos - Middle Level.
  7. 7
    Explore Gral of Erebos - Middle Level 1: Head to the center to find two chests containing a Grail Locket and a Power/Shield/Mind Potion II. Proceed to Mid Corridor 1.
  8. 8
    Explore Gral of Erebos - Middle Corridor 1: Fight through enemies until you reach the area before the door. Open two chests to acquire a Fenrir Gem and some Zeram Powder.
  9. 9
    Explore Gral of Erebos - Middle Level 1 (Second Half): Return to the Middle Level and go to the center to find a chest with a Brave Seed.

Boss Fights:

Battle #1: Seah Unsurtr / Magic Knight Zelsheim

  • Seah Unsurtr HP: 86324
  • Magic Knight Zelsheim HP: 86335
  • Strategy: Scan both bosses. Use Sledgehammer to break their status. Use Wind Blade and Normal Attacks until their next turn, then use S-Crafts to finish them.
  • Drops: Zeram Powder (Seah Unsurtr), Brave Seed (Magic Knight Zelsheim)

Battle #2: Urkganon / Magic Knight Zelsheim

  • Urkganon HP: 86328
  • Magic Knight Zelsheim HP: 86335
  • Strategy: Scan both bosses. Use Scared Roar to break their status. Switch to Valiant Hearts and finish them with S-Crafts.
  • Drops: Zeram Powder (Urkganon), Brave Seed (Magic Knight Zelsheim)

Battle #3: Arianrhod the Steel Maiden / McBurn

  • Arianrhod the Steel Maiden HP: 152880
  • McBurn the Blazing Demon HP: 152700
  • Strategy: Scan both. Use Juna's Sledgehammer and save 5 BP for Burst to break their status. Save 4 BP for Lightspeed Flash to delay their turn by 60%. Save 4 BP again for Sledgehammer, then perform a burst attack to re-break them. Activate Raging Fire to increase damage, then use S-Crafts.
  • Drops: N/A
Tips
  • Scan all enemies to identify weaknesses and resistances.
  • Utilize character-specific abilities like Sledgehammer and Burst for efficient break status application.
  • Conserve BP for powerful S-Crafts and strategic buffs/debuffs.
  • Pay attention to elemental efficacies for optimal damage output.

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