Playable on a Free-hold [F] or Border-hold [B]. An additional automatic-attack is created at the site this turn: 5 strikes with 8 prowess (detainment, no attack type). Alternatively, playable on a detainment automatic-attack a minion company is facing. The attack becomes normal (not detainment) and has -1 prowess.
"The Brandybucks were blowing the Horn-call of Buckland..."
-LotRI