|"Real name||Cassandra Sandsmark|
|"Voiced by||Mae Whiteman|
Wonder Girl (real name Cassandra Sandsmark) is currently a member of The Team.
Cassie has a slim, but muscular build with blonde hair and blue eyes. She wears a black sleeveless shirt with two stylized golden W's across her chest, and a black headband on her head. Like her mentor she wears a pair of silver bracelets and star earrings, and a golden lasso hanging around her waist.