Scorpio

Appearance
Scorpio is a relatively tall, lean built, dark skinned man with short hair that is red on one side and white on the other. His tail is a large gun that is shaped like a scorpion's tail. He wears no shirt, but has a flower shaped collar that is red and trimmed with gold around his neck. He has a red sheet-like material around his waste that is kept up by his large belt that has the Scorpio symbol on it. He wears black shorts, and has bandage-like material wrapped around his legs and his arms. Scorpio has a habit of folding his middle and ring fingers back while keeping his index and little fingers extended, mimicking the pincer claws of a scorpion.

Scorpio is a Celestial Spirit that is one of the 12 Golden Zodiac Keys. His key is currently owned by Lucy. He is also Aquarius' boyfriend with which he has a happy relationship.

Oración Seis arc
Angel summons Scorpio in her fight with Lucy Heartfilia as a means of preventing Lucy from using her Celestial Spirits. Upon arriving, he is greeted by Aquarius, who appears very happy to see him. Scorpio politely introduces himself to Lucy since she is Aquarius's master and instead of attacking her, he leaves with Aquarius to go on a date. After her defeat, Angel is arrested, breaking her contracts with her spirits. Scorpio, along with Aries and Gemini, seek out Lucy and form contracts with her instead.

Edolas arc
Lucy summons Scorpio to prevent the Edolas soldiers from arresting her. Scorpio then blasts utilizes his technique Sand Buster, that blasts a sand tornado towards at the Edolas soldiers, easily knocking most of the soldiers out.

S-Class Trial Arc
After Lucy Summoned Taurus and Sagittarius and both were defeated, she summoned Scorpio to combat Kain. When he is summoned Scorpio immediately shoots his Sand Buster at Kain. He is then shocked to see that his attack had no effect, Kain then sends Scorpio flying in the air with a palm thrust, and defeating Scorpio.

Magic and Abilities
Sand Buster (サンドバスタ─ Sando Basutā): Scorpio has a sand cannon in his tail. By getting down on all fours and pointing the tail cannon at the enemy, Scorpio fires a powerful sand tornado towards the enemy.

Trivia

 * Scorpio has a strange manner of speaking which is similar to the third person. He says "We are" in the beginning of each sentence.
 * As well, Scorpio has a habit of folding his middle and ring fingers back while keeping his index and little fingers extended, mimicking the pincer claws of a scorpion.
 * The word 'Antares' is written on his tail. Antares (Alpha Scorpii) is the brightest star in the constellation Scorpio and the 16th brightest star in the night sky. But only appears in manga, is missing in the anime.