Dagger of the Worthy

Obedience - Whenever Dagger of the Worthy enters the battlefield target opponent reveals his or her hand, chose a card in it, whenever your opponent plays that card put a Divination counter on Dagger of the Worthy (Once this artifact is destroyed its obedience ability stops).
As long as Dagger of the Worthy has a Divination counter on it equipped creature gets +3/+3 and protection from Blue, Red and Green.
Equip {2}