The Winged Dragon of Ra

This spell cannot be countered.
As an additional cost to cast this spell, sacrifice three non-token creatures.

Flying, indestructible, vigilance, ward {5}

When The Winged Dragon of Ra enters the battlefield, you may pay X life. If you do, it enters the battlefield with X +1/+1 counters on it.

{r/w}{r/w}, Pay 5 life: Exile target non-land permanent.