Collectible Locations & Mission Challenges Guide:

Chapter Summary

• Gold: 230
• Rubies: 3
• Wraithstone: 1
• Demonic Essence: Health (1), Armor (1), Ammo (1)
• Secrets: 10
• Codex Entries: 2
• Collectible Toys: 1
• Skins: 1
• Mission Challenges: 3

Mission Challenges

1. Rocket Man:
   • Cause damage to 5 or more demons with a single Rocket Launcher shot 5 times (50 Gold reward)
   • Rocket Launcher is obtained after the first red combat encounter
   • Look for clustered fodder demons for easy multi-kills
2. Exterminator:
   • Destroy 2 Gore Nests (Reverent – Pulverizer skin reward)
   • Gore Nests are fleshy nests in red combat zones, destroyed with Shield Charge
3. Fault Line:
   • Affect 25 demons with the Ground Fissure Shield Rune (50 Gold reward)
   • Naturally done by parrying green attacks with the Shield Rune enabled

Collectible Walkthrough

Early Collectibles

• 9 Gold + Secret #1 (9/230):
  After first red combat, go left, grapple the green body for 3 Gold, then jump to higher platform for 6 Gold.
• 56 Gold + Secret #2 + Secret Key (65/230):
  Through the gate, left side by cage locked with Secret Key. Grapple the green body left of it, break orange chain, open gate, collect 6 Gold, climb for 50 Gold crate, then find entrance to Secret Key.
• Secret #3 + Gore Nest #1 + Ruby #1:
  After Secret Key, go to red combat with Secret Key gate and Ruby barrier. Open gate, destroy Gore Nest, kill demons to remove barrier, collect Ruby.
• Secret #4 + Collectible Toy (Cyberdemon):
  Outside ledge, drop onto jump pad to reach floating platform with toy. Portal returns you.
• 6 Gold (71/230):
  Near a bridge, enter doorway on left, drop down, climb inside to get 6 Gold.
• Secret #5:
  Climb platforms after previous area, grapple green body for secret and Life Sigil.
• Demonic Essence – Health #1:
  In next red combat by first Hell Cannon, defeat Cyberdemon miniboss to get automatic reward.

Mid-Level Collectibles

• Secret #6 + 12 Gold + Ruby #2 (83/230):
  After first Hell Cannon destroyed, return to entry area; barrier gone. Open Secret Key gate inside for Gold and Ruby.
• 50 Gold (133/230):
  Return to ignored jump pad area, jump across to crate with 50 Gold.
• Secret #7 + 11 Gold + Codex Entry #1 (Prince Ahzrak) (144/230):
  Climb ledge, take stairs to Secret Key gate, open it for collectibles.
• Secret #8:
  Outside next red combat encounter, find Sentinel Shrine. Drop into ditch behind it, follow path for secret and Life Sigil.
• 26 Gold (170/230):
  Unaccessible combat zone ahead; take alternate path to find 26 Gold scattered. Jump on ledge for 3 Gold.

Late-Level Collectibles

• Secret #9 + Ruby #3:
  From start area, take right path to second Sentinel Shrine. Use spike trap to reach ledge with Ruby.
• 10 Gold + Codex Entry #2 (The Forsaken Plains) (180/230):
  Drop into next room to collect these.
• Demonic Essence – Armor #1:
  Next red combat near second Hell Cannon. Defeat Mancubus miniboss (Glitch warning: avoid restarting checkpoint after).
• Secret #10 + Gore Nest #2 + Demonic Essence – Ammo #1:
  After destroying second Hell Cannon, climb to next red combat with Gore Nest. Destroy it and kill demons for ammo essence (reward from Revenant miniboss).
• Weapon Skin #1 (Cycler – Nightmare):
  Near Hell Cannon area, take small left path to pick up skin.
• Wraithstone #1:
  Drop to previously inaccessible combat zone, complete it, grab Atlan Core, then collect Wraithstone.
• 50 Gold (230/230):
  Near Atlan before last climb, find chest with 50 Gold.

Completion

That’s 100% of collectibles in The Forsaken Plains. If you missed anything, chapter select allows you to backtrack and grab all items.

For other chapters, check the complete Doom: The Dark Ages Collectibles Guide.