Obelisk of Urd is a rare Artifact card from Magic: The Gathering (Magic 2015, M15). Current market price: $2.93.
Rare
Magic 2015 (M15)
{6}
Mana Value
6
Card Text
Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for {1} or one mana of that creature's color.)
As this artifact enters, choose a creature type.
Creatures you control of the chosen type get +2/+2.
