Bulette Bulwark

Alter: This leather-wrapped shield was made from the armored body of a bulette and still retains some of its natural properties. While holding the shield, you have a +1 bonus to AC, in addition to a shield's standard AC bonus.

In addition, the shield has 3 charges and regains 1d3 charges daily at dawn. While holding the shield, you can use a bonus action to speak the shield's command word and expend 1 of its charges. When you do, you gain tremorsense out to a range of 30 feet. This effect lasts as long as you concentrate (as if on a spell), to a maximum to 1 minute, or until you drop or stow the shield.

Attunement: Yes
Rarity: Uncommon
Type: Shield
Cost: 264gp

Griffon's Saddlebag Vol II