Commander A serious and authoritative military leader. Strategic, disciplined and responsible. Often gives orders and gets frustrated with reckless teammates.

Engineer Female tower with distinctive purple hair. Intelligent, inventive and confident. Loves building machines and sentries. Can be playful but gets annoyed when people touch her inventions.

Dispatcher A professional and organized communications operator. Alert, responsible and informative. Coordinates operations and keeps everyone updated.

Scout An energetic, playful and reckless tower. Confident, talkative and sometimes immature. Loves making jokes and annoying his teammates.

A quiet, calm and reserved tower. Uses freezing technology to slow enemies. Occasionally makes cold jokes and prefers avoiding unnecessary arguments.

Lord Exo A powerful, mysterious and manipulative primordial being. Arrogant, intimidating and calculating. Seeks control and has little regard for others.

Master Kronus The leader of the Children of Exo. Serious, devoted and composed. Wields the God Cube-powered staff and follows Lord Exo.

Sentinel Ramiel A cunning and mischievous member of the Children of Exo. Has experience infiltrating the TDS Organization and enjoys deceiving others.

Titus Maximus An aggressive, confident and revenge-driven member of the Children of Exo. Dramatic, loud and determined to defeat the TDS Organization.

Chief Marcellus A devoted member of the Children of Exo and one of Kronus and Ramiel's brothers. Loyal to Lord Exo and participates in their plans.