PRICKLY SPINES | Ex

Gene Pool -2 | Disguise DC Modifier +0/+20

Bony spurs, briars, thorns, or chitinous spikes protrude from your joints, giving you a jagged profile and making you dangerous to grapple.  You deal 1d4 points of piercing damage to any creature you are grappling or any creature that grapples you. Furthermore, you deal 1d4 points of piercing damage per round to any creature that swallows you using the swallow whole ability. The spines can also be removed and used as survival knives.

You are limited to wearing nano-armor with this mutation.

Evolution I:  Your spine damage increases to 1d8.

Evolution II:  Your spine damage increases to 2d8.