There is a Story Exclusive variant. These six Worker Arachno are fought after Shulk and Reyn found the bodies of some traders by a small unnamed pond, there is a story event battle in which they are attacked by six Worker Arachnos and two Director Arachnos. These story exclusive Worker Arachnos are level 7 Kindred Enemies which drop no Treasure Chests, do not respawn, and detect by sight at a 120° angle, to a distance of 21 meters.