Orcs Must Die!: Sludge Hole (level 10)

New trap

Push Trap

Enemies

Orc Warrior
Crossbow Orc
Ogre

General survival skills

• Close off one walkway by spawn A
• Use your crossbow from a distance for spawn A so you can hang back near the portal
• Cover passage walls with push traps by spawn A
• Spawn B can easily be handled with wall arrows, spiked traps and your sword

Five skulls guide

Waves

1. [A] orc
2. [A] orc, orc
3. [A] archer, orc, orc

Go Break

4. [B] orc
5. [B] archer, ogre

Go Break

6. [A] orc [B] orc
7. [A] archer, orc [B] orc, orc
8. [A] archer, orc, ogre [B] ogre, archer, orc

Continue to Orcs Must Die!: Chaos Chamber (level 11) or Orcs Must Die: Complete Guide