Jokes aside, This is solid even at full cost and fits right at home with anyone that has Sentinel like Beregond. The fact it isn't restricted is what makes this card a power play and if you are the kind of person who likes to take damage for your team. This card is your poison. A worthy include in most decks with access to leadership.
Hauberk of Mail
Attachment. Cost: 1.
Attach to a Dale or Warrior character. Limit 1 per character.
Attached character gets +1 (and +1 hit point if attached character has the sentinel keyword).
Each one of his folk was clad in a hauberk of steel mail that hung to his knees…
The Wilds of Rhovanion #7. Leadership.