Dwarven Shield
The Sands of Harad #10 (x3)
Item.   Armor.  

Attach to a Dwarf hero. Restricted.

Attached hero gets +1 Defense.

Response: After attached hero takes damage from an enemy attack, exhaust Dwarven Shield to add 1 resource to attached hero's pool.

...each of them had also a short broad sword at his side and a round shield slung at his back.
–The Hobbit