Herdchaser Dragon [Dragons of Tarkir]

Description

Set:	Dragons of Tarkir
Type:	Creature — Dragon
Rarity:	Uncommon
Cost:	{5}{G}

Flying, trample
Megamorph {5}{G}{G} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its megamorph cost and put a +1/+1 counter on it.)
When Herdchaser Dragon is turned face up, put a +1/+1 counter on each other Dragon creature you control.