Harry The Eldrazinarium

If Harry The Eldrazinarium is in your opening
hand and you are the starting player.
Spells of the chosen type you cast cost {w}{u}{b}{r}{g}{c} less to cast. This effect reduces only the
amount of colored mana you pay.
His power and toughness is equal to eldrazi
permanents in the battlefield. Other creatures you control of the chosen type get +1/+1.