The horn of Boromir

When the horn of Boromir enters the battlefield,
you may search your library for a card named Boromir, hero of Gondor, reveal it, and put it
into your hand. Then shuffle your library.
Equipped creature has +2/+0 and has Vigilance.
Equipped creature has: {r}{r}{g}{g}, unattach horn
of Boromir: Search your library for a creature
card, reveal it, and put it into your hand. Then shuffle your library.
Equip:{1}{r}{g}
Equip Boromir:{r}{g}