Jane Crocker, Maid of Life

When Jane Crocker, Maid of Life enters the battlefield, you may discard a card. If you do,
you gain 5 life.
{1}{g}, {t}: Target creature gets +0/+4 until end of
turn. Its controller gains 3 life.
Whenever Jane Crocker, Maid of Life dies, if it
dealt no combat damage this turn, return it to
the battlefield at the beginning of your next
upkeep.