From publisher blurb: This installment of Star Log.EM includes: 1,000 words detailing the horizon walker, an all-new legacy prestige class-turned-Starfinder-archetype! This extremely flexible archetype also includes over a dozen new biome masteries—special abilities that enhance a horizon walker’s capabilities within their favored biome—as well as several new methodologies for characters using the ranger class from Rogue Genius Games’s Starfarer’s Companion. Topping off the product is a bit of information about several notable horizon walkers in Rogue Genius Games’s Blood Space campaign setting!