Your claws are natural weapons, which you can use to make unarmed strikes. If you hit with them, you deal slashing damage equal to 2d6 + your Strength modifier, instead of the bludgeoning damage normal for an unarmed strike. Your teeth are natural weapons, which you can use to make unarmed strikes. If you hit with them, you deal piercing damage equal to 3d4 + your Strength modifier, instead of the bludgeoning damage normal for an unarmed strike.

Wormwalkers can burrow through solid rock at half its burrowing speed and leaves a 5 foot-wide, 8-foot-high tunnel in its wake.

Your teeth are natural weapons, which you can use to make unarmed strikes. If you hit with them, you deal piercing damage equal to 3d4 + your Strength modifier, instead of the bludgeoning damage normal for an unarmed strike.

Your skin begins to rapidly age and tur into calcifide scales that protect you. Your armor class is increased by 2d4 + Con for 1 hour. Available once per 2 long rests.

Your strength score increases by 2 and your constitution score increases by 1.

Accustomed to life underground, you have superior vision in dark and dim conditions. You can see in dim light within 60 feet of you as if it were bright light, and in darkness as if it were dim light. You can’t discern color in darkness, only shades of gray.

You can speak, read, and write Common, Gnomish and Undercommon.