The Arkenstone [HOB - 170]

Creatures you control get +1/+1.
At the beginning of your end step, draw a card.
Seek the Heart 2W
Sorcery — Adventure
Search your library for a legendary creature card, reveal it, put it into your hand, then shuffle. (Then exile this card. You may cast the artifact later from exile.)

Rarity: Mythic

#: 170

Card Type: Legendary, Artifact, Legendary Artifact

Card Color: W

Casting Cost: {5} // {2}{W}