Heir of the Wilds | Creature | Human Warrior | Deathtouch
Ferocious — Whenever Heir of the Wilds attacks, if you control a creature with power 4 or greater, Heir of the Wilds gets +1/+1 until end of turn. | Winona Nelson
Temur Charger | Creature | Horse | Morph—Reveal a green card in your hand. (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 Temur Charger is turned face up, target creature gains trample until end of turn. | Mark Zug
Icefeather Aven | Creature | Bird Shaman | 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. | Slawomir Maniak
Secret Plans | Enchantment | | Face-down creatures you control get +0/+1.
Whenever a permanent you control is turned face up, draw a card. | Daarken
Kin-Tree Invocation | Sorcery | | Create an X/X black and green Spirit Warrior creature token, where X is the greatest toughness among creatures you control. | Ryan Alexander Lee