Erelda The Mender

Flash
When Erelda The Mender enters the battlefield,
gain life equal to the amount of life you've lost
this turn.
Whenever you gain life, draw that many cards.
{2}{w}{w}{w}{t}: Gain 5 life, then return a nonland
permanent from your graveyard to the battlefield
with converted mana cost equal to or less than
the amount of life you've lost this turn.