The Pinnacle

As an additional cost to cast The Pinnacle,
return a land you control to its owner's
hand.
When a noncreature permanent enters the
battlefield, it becomes a 0/1 creature in addition
to its original types until the end of the turn.
{t}: Add {1} to your mana pool.
"Those who have sat at its top have had the world
itself at their fingertips."