Acquisition: Chapter 7: Highway 17 (from a dead Antlion Guard).
Description: A pheromone pod that allows you to control Antlions. Throw it (primary fire) to direct Antlions to a specific location or target. Use secondary fire to recall them. Crucial for navigating sandy areas and assaulting Combine positions in 'Sandtraps'.
Half-Life 2
Bugbait
Control Antlions with Bugbait in Half-Life 2. Learn to acquire this pheromone pod and use its primary and secondary fire to command them.