Grisbrake Outriders

Whenever Grisbrake Outriders enters the battlefield search your library for a swamp card,
reveal that card and put it onto the battlefield
tapped, then shuffle your library.
{3}{b}, {t}: Search your library for a Mercenary
card with converted mana cost 3 or less, reveal
that card, and put it into your hand, then shuffle
your library.
"I wouldn't get in their way."