Nectar of the Gods

Mulitkicker {p/w} (You may pay an additional {p/w} any number of times as you cast this card)
{5}{t}: You gain life equal to the amount of life
paid when casting Nectar of the Gods.
Pay 10 life: Nectar of the Gods becomes an X/X
Phoenix creature with flying and indestructible
until end of turn where X is the total amount of
life gained with Nectar of the Gods.