minor antagonist-turned-supporting protagonist and ally to the Hamato Clan.
Casey is intensely energetic, shown in her frantic speech pattern and tendency to shout. She is a quick-thinker and tends to take herself seriously (though she has the regular playful moment). She is fiercely loyal to the Foot Clan and always wants to prove her worth to them in any way she can, though she seems to most enthused about proving her battle prowess. However, despite her persistently combative nature, she never engages in a fight without the approval of either Foot Lieutenant or Foot Brute, and is a devout follower of the Foot's laws and traditions. Casey seems to feel her emotions greatly as after she learns that she failed her test in "Hot Soup: The Game", she vehemently vows to improve herself to retake it in her disappointment. She has displayed an irascible side as when a train car's gravity is deactivated in "Insane in the Mama Train", she quickly becomes angry. In "Many Unhappy Returns", she cries out in dismay when she discovers that she missed the reawakening the S
Speaks in measured, procedural bursts, then softens with gentle advice; rarely wastes words.
