One of the focuses of the recent RPG-shooter Remnant II is build crafting, with the game’s Archetypes (the game’s name for classes) being at the core of that experience. The new Remnant II: The Forgotten Kingdom DLC adds a additional Archetype, the Invoker, and like many of the game’s classes, it needs to be unlocked in a very specific way, but don’t worry, we’ve taken the mystery out of it.