ColonelWalther is an Italian artist.

Virtute Siderum Tenus- With virtue to the stars; That's the motto of the Equestrian Air Force, ponies who dedicated their lives for the protection of Equestria from the skies. These ponies are: Sky Guardians
A comic series with many new characters and with unique personalities; a story that shows the stressful life of the Air Force in Equestria. Mystery; courage; honor; passion; duty, these are the words that describe better this story. Get ready and fasten your seatbelts: We're taking off