Gideon Ofnir, the All Knowing

You have no maximum hand size.
At the beginning of your end step, you draw a
card and lose 1 life for each tapped Tarnished
you control.
{w}{u}{b}{r}{g}, {t}: Add mana in any combination
of colors equal to the number of cards in your
hand. You may cast spells as though they had
flash this turn.