Tulkari Nestmother

{t}: Add {b}{g}. Spend this mana only to cast
creature spells from graveyards.
{2}{b}{g}: The next time a creature enters the battlefield from a graveyard under your control,
create a token that is a copy of it. The token gains: Sacrifice this at the beginning of the next end step unless you pay 4 life.
She cares for all her young. To the tulkari, the dead
are like children.