Metal Arms: Glitch in the System/Hold Your Ground
From SDA Knowledge Base
You are effectively playing first-person tower defense, and if anything gets through you lose.
Normal Difficulty
Wave 1 Spawn Order:
Wave 2 Spawn Order:
Wave 3 Spawn Order:
Easy Difficulty
Wave 1 Spawn Order:
Wave 2 Spawn Order:
Wave 3 Spawn Order: