Azorius Flyers
The mana value of a split card is the total cost of both sides, so this has a mana value of four
Like most Magic: The Gathering cards, the value of Fireball depends on a few consistent factors: its rarity, the printing and finish (regular or foil), its physical condition, and the set it was printed in (Collectors' Edition)
When you tap an untapped creature that a foe controlled, you can spend one mana to scry 2 and draw
Regal Caracal I often talk about my responsibilities as head designer (see above for an example), but that's not the only role I play
Noxious Gearhulk and Patron of the Vein fulfill similar roles, and are much stronger cards, providing decent damage, evasion, and secondary effects