Ravenous Hatchling (Common)
{3}{R}
Creature - Dragon
5/1
Cloudborne Whelp (Uncommon)
{1}{U}{U}
Creature - Dragon
Hoard - Whenever an artifact enters the battlefield under your control, you may put a +1/+1 counter on CARDNAME.
CARDNAME has flying as long as it has a +1/+1 counter on it.
2/2
Kulrani Wingleader (Common)
{1}{G}
Creature - Human Warrior
Trample
Dragonrider (Whenever a Dragon you control attacks, you may exile CARDNAME riding it. When the ridden permanent leaves the battlefield, return CARDNAME to the battlefield.)
Creatures CARDNAME is riding get +2/+2 and have trample.
2/2
Autarch's Verdict (Uncommon)
{1}{B}{B}
Sorcery
Target player sacrifices a creature.
Dominance - That player sacrifices two creatures instead if you control a creature with greater power than any creature controlled by an opponent.