Star Mox

As Star Mox enters the battlefield, flip a coin, if you lose the flip, sacrifice Star Mox.
{t}: Add one mana of any color.
On the island of Mier Vidaen, falling stars are common as they burn in the night sky. One time, one of these star was unable to burn up and struck down upon the island. The lord of the island took up the stone of a star and made it into a jewel to gift his youngest daughter as a blessing of protection.