Sorcerer’s Stone

When Sorcerers Stone enters the battlefield, your
life total becomes 20.
{2}{w/u}, {t}: Exile target creature you control, then
return it to the battlefield under its owners
control.
{2}{b/g}, {t}: Look at the top 5 cards of your library,
put two into your hand, and the rest into your graveyard.
{2}{r}, {t}: Draw two cards, then discard two cards.