Grim Observation

Reveal the top three cards of your library, put them into your hand, then discard a card. You lose 3 life.
Gvar and the Abzan-Mardu unified resistance trekked across the shifting wastes, following the paths their ancient kin taught them. As storm clouds appeared, Abzan members cried out in glee, for they were expecting reinforcements. But Mardu members looked suspicious as many murmured about the weird ways the clouds gathered. Those weren't clouds of the Mardu and Kolaghan dragons.