Cryptolith Fragment // Aurora of Emrakul [Eldritch Moon]

Cryptolith Fragment enters the battlefield tapped.
{T}: Add one mana of any color. Each player loses 1 life.
At the beginning of your upkeep, if each player has 10 or less life, transform Cryptolith Fragment.

Flying, deathtouchWhenever Aurora of Emrakul attacks, each opponent loses 3 life. “I felt compelled to take the twisted stone, and I abandoned my horse’s burden to accommodate its weight. Now, its continued glow illuminates my home and warms my mind.”Garner Kroft, Moorland farmer