Brennan Sorrengail

Lifelink
When Brennan Sorrengail enters the battlefield you may search your library for Marbh, reveal it and put it in your hand, then shuffle your library.
{x}{r}{r}{t} Return target card with converted mana cost of
X from your graveyard to your hand.
If Marbh is destroyed, destroy Brennan Sorrengail.