Citanul Burial

{t}: Add {c} to your mana pool.
Threshold - {t}: Add {w} or {g} to your mana pool. Activate this ability only if there are seven or
more cards in your graveyard.
{w}{g}, Sacrifice Citanul Burial: Return target creature card with converted mana cost 1 from your graveyard to the battlefield.
"Rest in peace, old friend."