Cocoon (Resurrection IV)

The cocoon was a zerg shell utilized by Kaloth and its cerebrates to house Infested Stukov. When Jim Raynor and Taldarin launched their raid to save Stukov, he emerged from the cocoon to face them.

Game Structure
Derelict appears in "Resurrection IV" using the Overmind cocoon model. It is unable to be attacked, but once approached will burst open to reveal Stukov.