[{"id":"concept-narehate","name":"Narehate (Hollows)","description":"A secret held by those who know. An effect of the curse of the 6th layer, resulting in the loss of one's humanity and being reduced to a deformed husk of your former self. Few ever see it happen."},{"id":"concept-last-dive","name":"Last Dive","description":"The act of venturing into the Abyss's depths beyond the fifth layer's lowest point. This results in a permanent, irreversible departure from their previous life, as ascending from the 6th layer results in death or loss of humanity."},{"id":"concept-mail-balloon","name":"Mail Balloon","description":"Small-scale airships used by Delvers to transport letters and light packages to the surface. Gas Balloons use parasitic seeds filled with lighter-than-air gas, while older Hot Air Balloons use fire."},{"id":"concept-nether-glyphs","name":"Nether Glyphs","description":"A set of written characters found in ruins throughout the Abyss. A simplified version of these glyphs was adapted about 300 years ago and is now the native written language of Orth."},{"id":"concept-praying-skeletons","name":"Praying Skeletons","description":"Human remains from over 2,000 years ago, long before Orth's creation. They are all found in kneeling positions with their hands together in prayer. The cause of their death and pose remains unknown."},{"id":"concept-eternal-fortunes","name":"Eternal Fortunes (Flowers of Fortitude)","description":"A hardy white flower able to grow in every biome of the Abyss. It is the designated flower of Orth, a symbol of vitality, used as a common spice, and scattered during celebrations and funerals."},{"id":"concept-relic-grades","name":"Relic Grades","description":"Artifacts are classified into six grades: Fourth (Common), Third (Valuable), Second (Very rare, specialized), First (Extremely rare/versatile), Special (World-altering value), and Supreme Treasures/Aubades (Rumored, potentially threatening the Abyss's value)."},{"id":"concept-delver-equipment","name":"Delver Equipment","description":"Common gear includes tan jackets, backpacks, hardhats with glowstone headlamps, air-pressure depth gauges, climbing gear (rope, pitons), and tools for food preparation and survival."}]