Aerial Modification is a uncommon Enchantment — Aura card from Aether Revolt (AER), collector number 1. Current market price: $0.09 (foil $0.28), TCGplayer market prices via Scryfall.
Enchant creature or Vehicle As long as enchanted permanent is a Vehicle, it's a creature in addition to its other types. Enchanted creature gets +2/+2 and has flying.