Capital of the Unreturned

6th Layer: Capital of the Unreturned is a Shared
Land that can only be used starting on a player's
7th turn.
{t}Add {6} colorless mana to your mana pool.
Location
Strain of Ascent-The player takes 8 damage. Flip
a coin; if the coin is tails, the player loses the
game. Flip a coin for each creature controlled by
that player; if tails, the creature dies; if heads it
becomes a 0/1.