Revelations Keeper Proctector

Skull - Verruckt. The first spawn is in the room with Speed Cola on the shelfing in the open spot. The second spawn is across from the wunderfizz on the chair. The final spawn is on the wheelchair above the corruption generator.

Crystal - Der Eisendrache, The crystal is purple. The first spawn is in the debris attached to the small pyramid. The second spawn is on a table near the perma statues. The final spawn is on the table by the jumpad in Kino Der Toten

Keeper Flag - The first spawn is in the Cafeteria of Mob of the Dead. The second spawn is in the tranches of origins. The final spawn is at the top of the mound in Origins.

Craft - you can craft the keeper at the summoning alter in the wall on the upstairs of Verruckt.