Here is the full list of all 15 Full Bore achievements.
Deal with the so-called Dark Sun
Twelve pools guard the way to where others fled. Try to follow them.
Find the Full Bore Mining Company's missing miners
In the Scrapyard, find and talk to Matheson
In the Sleepless Sea, find and talk to Archer
Find all there is to find in Bhudevi
Collect all the gems in "Attic" in a single attempt without exiting the room. "Breaking" previously collected gems still counts.
Gaze into the Dark Eye
Guide Wotan's drilling machine into the deep
Find all there is to find in Workings.
Find all there is to find in Deep Delve
Find all there is to find in the Scrapyard
Win a race against your rival
View the credits with a completion percentage of 10% or less.
Find every Gem, Orb & Mystery and read all the Lore