Qulena, the Paradox Lich

When Qulena, the Paradox Lich, chose one or more.
{w}{t}: Qulena, the Paradox Lich gains lifelink.
{u}{t}: Qulena, the Paradox Lich gains flying.
{b}{t}: Qulena, the Paradox Lich gains deathouch.
{r}{t}: Qulena, the Paradox Lich gains double strike.
{g}{t}: Qulena, the Paradox Lich gains trample.
{c}{t}: Qulena, the Paradox Lich get {ut} if you used a
legendary creature or legendary planeswalker.