Thunderclap Wyvern | Creature | Drake | Flash (You may cast this spell any time you could cast an instant.)
Flying
Other creatures you control with flying get +1/+1. | Jason Felix
Blood-Cursed Knight | Creature | Vampire Knight | As long as you control an enchantment, Blood-Cursed Knight gets +1/+1 and has lifelink. (Damage dealt by this creature also causes you to gain that much life.) | Winona Nelson
Iroas's Champion | Creature | Human Soldier | Double strike (This creature deals both first-strike and regular combat damage.) | Marco Nelor
Citadel Castellan | Creature | Human Knight | Vigilance (Attacking doesn't cause this creature to tap.)
Renown 2 (When this creature deals combat damage to a player, if it isn't renowned, put two +1/+1 counters on it and it becomes renowned.) | Anastasia Ovchinnikova