A devastating energy weapon built into Reg's mechanical arm that can obliterate almost anything but comes at a great cost.

Lyza's legendary pickaxe weapon, known for its incredible durability and effectiveness against Abyss creatures.

A special relic that can temporarily ward off the curse of the Abyss, allowing safer ascent between layers.

Standard protective gear worn by cave raiders, designed for mobility and basic protection in the upper layers.

Advanced protective equipment used by legendary White Whistle cave raiders for deep Abyss exploration.

A mysterious relic that can stop time in a localized area, one of the most powerful artifacts found in the Abyss.

A navigation relic that always points toward significant locations or people, invaluable for deep exploration.

Bondrewd's collection of cartridges containing human consciousness, representing the darkest aspects of Abyss exploration.

The highest rank whistle made from the life force of a person, granting access to the deepest layers of the Abyss.

A beginner cave raider whistle that allows access only to the first layer of the Abyss.

Nanachi's special gloves that allow precise manipulation and enhanced tactile sensitivity.