The Throne of Ilisia

As The Throne of Ilisia enters the battlefield
choose a creature type.
{t} Add {c}. The next time you cast a creature
spell of the chosen type, if mana created by this
ability was used to cast it, it gains your choice of
flying, deathtouch, double strike, haste, lifelink,
menace, reach, trample, or vigilance until you
cast another creature using this ability.