You can bite an opponent and inject venom that does damage over time.
To determine immediate damage:

1d8

does 1+(current level) damage to the opponent bit every time it's their turn.

reach, 0 ft., has to bite an opponent for effect.

Webs are a substitute for rope, are about the same strength, and can be spun by Spiderfolk. It can be shot on to opponents to affect their movement or can be used as a quick distraction.

uses performance roll to determine the success of the web, if attacking or trying to do difficult things. This can be changed by the DM.

reach, 10ft

The Spiderfolk jumps anywhere from 5-20ft, determined by an athletics roll. The type of roll can be changed by the DM

A creature with Tremor Sense is sensitive to vibrations in the ground and can automatically pinpoint the location of anything nearby. This ability functions at a shorter distance than vision range but it is still impossible to sneak by such a creature guarding a hallway

The spider can climb difficult surfaces, including upside down on ceilings, without needing to make an ability check.

The spider ignores movement restrictions caused by webbing.