Icefeather Aven [Khans of Tarkir] Junior Series Europe If Unbreathing Horde would be

If Unbreathing Horde would be dealt damage

and lands you control have indestructible

but the price of Mangara's freedom was Asmira's life

That creature gains haste until end of turn

Clockwork Avian enters the battlefield with four +1/+0 counters on it

Icefeather Aven [Khans of Tarkir] Junior Series Europe If Unbreathing Horde would beSet: Khans of Tarkir Type: Creature Bird Shaman Rarity: Uncommon Cost: {G}{U} Flying Morph {1}{G}{U} (You may cast this card face down as a 2 2 creature for {3}. Turn it face up any time for its morph cost.) When Icefeather Aven is turned face up, you may return another target creature to its owner's hand.