Heaven's Gate Primodial

Flying, vigilance
Whenever Heaven's Gate Primodial enters the battlefield, sacrifice it unless you pay {w}
—Ascend (If you control ten or more permanents,
you get the city's blessing for the rest of the game.)
As long as you have the city's blessing, whenever
you attack with six or more creatures, put two
+1/+1 counters on them. They gain lifelink and indestructible until end of turn.