Sky Blue (, full name スカイブルー Sukaiburū ) Sky Blue Inc. is an air force PMC which operates in the Northern European Restricted Zone.
Due to operating in the Northern Restricted Zone, where Objects are forbidden and wars are fought in the conventional manner, Sky Blue's combatants are generally more competent than typical soldiers in other parts of the world.
Purge of Technopics Edit
Sky Blue's ace,
Mariydi Whitewitch, participated in the Technopics and ended up saving the festival from destruction at the hands of Athletica.
Dominion 70% Edit
Sky Blue assisted
Moss Green during their assault on Ame-no-Darin, clashing with forces from the Legitimacy Kingdom's 37th Mobile Maintenance Battalion in the process.
Dance with Noble Sister Edit
Mariydi and the Ice Squadron shot down a Legitimacy Kingdom transport plane in the Rio Grande District
 before returning to Texas AB for a short break. 
0.01mm War Edit
Due to orders from Sky Blue's Human Resources section, Mariydi was in
Second Venice on holiday at the time of the Appetizer Asteroid's arrival and the city's devastation.
Ice Squadron Edit