Leyline of Mutation 188 (Duskmourn: House of Horror)

If this card is in your opening hand, you may begin the game with it on the battlefield. You may pay {W}{U}{B}{R}{G} rather than pay the mana cost for spells you cast.

NM - $1.50
LP - $1.50
MP - $1.50
HP - $1.50
DMG - $1.50