Mightstone

Type: Artifact

Mana cost: {4}

Card text: Attacking creatures get +1/+0.

Rarity: common

Artist: Pete Venters

"While exploring the sacred cave of Koilos with his brother Mishra and their master Tocasia, Urza fell behind in the Hall of Tagsin, where he discovered the remarkable Mightstone."

Released: January 10, 2011