K1 Communion
Champions
-
Overload (2)
Fallen captains.
-
Barrier (3)
Barrier Servitors. Final Barrier Servitor doesn't spawn in the boss room if you kill the boss fast enough.
Burn
Solar
Shields
-
Solar (1)
Heavy Shank in boss room.
-
Void (few)
A few Void Servitors.
Modifiers
Arach-NO! – When defeated, Fallen Vandals spawn a web mine at their feet.
Notes
Boss appears after you kill the ads and Heavy Shank. You can prevent the third Barrier Servitor and a wave of Exploder Shanks from spawning if you kill the boss fast enough.