From Pathfinder #218: Titanbane, which isn't enabled.

Shield of Snakes

ITEM 10

UNIQUE MAGICAL MYTHIC

Price 1000 gp

Bulk L

AC Bonus +2

Hardness 10

HP 90

BT 45

A shield of snakes (Hardness 10, HP 90, BT 45) is built to resemble a withering tangle of snakes. These serpents slither and hiss whenever you Raise the Shield.

Activate—Snap Up

Trigger You roll initiative

Effect The shield of snakes moves into position, allowing you to Raise the Shield.

Activate—Snakebite (attack)

Effect You thrust one of the snake heads at a target, attempting a shield spikes Strike. If you spend 1 Mythic Point, you attempt this Strike at mythic proficiency. On a hit, you inflict damage normally, and then the snakes poison the target, inflicting an additional 2d6 poison damage (DC 27 basic Fortitude save).

Pathfinder #218: TitanbaneORC