Huan
First Age #28 (x3)
Ally
[4] 1 4 1 4
Hound.  

Action: Huan gets +5Attack until the end of the phase. At the end of the phase in which you trigger this effect, discard Huan. (Limit once per round.)

Action: Attach Huan to Beren or Lúthien. (Counts as a Mount attachment with the text: "While attached hero is committed to the quest, deal 2 damage to each enemy revealed during staging"