Tart Man

{g}{t}: Create X Food Tokens where X is equal to the amount of life you have gained this turn.
{r}{t}: Sacrifice 1 Food Token, then draw 1 card.
{b}{t}: Exile the top X cards of your deck where X is equal to the number of Food Tokens you control, then gain X life.
{u}{t}:Counter target spell that would remove a Food token from the field.