Longma of the Shrouded Night

Flying, lifelink
Omen 3 (This creature enters the battlefield with three omen counters on it. At the beginning of your upkeep, remove an omen counter from it. If you can't, transform it.)
A glowing in the dark, cloudy sky revealed the arrival of a longma. The villagers were unsure whether the longma's presence foretold of good or bad fortune. All they could do is wait.