Black Spider

Black Spiders (大きな蜘蛛) are B rank monsters that can be found in the Sealed Cave. One of these monsters was placed in Ramiris' Labyrinth as the Floor Guardian of Level 10.

Skills

 * Sticky Thread: Traps enemies and prevent them from moving.
 * Steel Thread: Used to defend against enemy attacks or when making a nest.

Trivia

 * Rimuru used its skills a lot early in the story, as mobility assist, weapons or even materials for equipment.