Misdirected Leyline

If Misdirected Leyline is in your opening hand, you may begin the game with it on the battlefield.
Any player may pay {2} Life and tap Misdirected Leyline to add {1} of any color of mana to their mana pool.
Any cards cast using Misdirected Leyline are exiled upon resolving and/or leaving the battlefield.