Silva Faerie

Flash, Flying, Lifelink
Silva Faerie enters the battlefield with X +1/+1 counters on it.
{g}{g}{g}{g}: Put X +1/+1 counters on Silva Faerie, where X is its power, and it gains Hexproof until end of turn.
If Silva Faerie has ten or more +1/+1 counters on it, it gains Trample.