Laurence the First Vicar

{1}{r}: Creatures you control get +1/+0 and
gain haste until end of turn.
Laurence the First Vicar enters, discard any
number of cards, then draw that many cards.
Laurence the First Vicar dies,
it deals X damage to each opponent
and each planeswalker they control, where X
is the number of land cards in your graveyard.