NAME: THERESA CASSIDY
AFFILIATION: NONE
PREVIOUS AFFILIATION: X-FORCE
RELATIVES: MAIVE CASSIDY(MOTHER, DECEASED), SEAN CASSIDY(BANSHEE, FATHER), THOMAS CASSIDY(BLACK TOM, UNCLE), MONDO(COUSIN, DUE TO THE FACT HE'S A CONSTRUCT OF BLACK TOM)
SIRYN INHERITED HER FATHER'S SONIC SCREAM. BANSHEE WAS AWAY DUE TO INTERPOOL WHEN THERESA WAS BORN, SO TOM TOOK HER AND TREATED HER AS HIS OWN DAUGHTER. HE NEVER REVEALED BANSHEE TO BE THERESA'S FATHER, AND EVEN HAD SEAN THINKING THAT THERESA WAS HIS NEICE. THERESA WAS IN PREP SCHOOLS FOR MOST OF HER CHILDHOOD. WHEN SHE FOUND OUT ABOUT HER "FATHER'S" CRIMINAL ACTIVITY, SHE JOINED HIM FOR A WHILE UNTIL SHE REALIZED IT WAS WRONG. SHE LED X-FORCE AFTER CANNONBALL LEFT FOR THE X-MEN. SHE HAS HAD A RELATIONSHIP WITH WARPATH, AND THEY REALLY SEEMED TO CARE FOR EACH OTHER. WHEN SIRYN SAVED JAME'S LIFE BY GIVING HIM CPR, OR JAMES CONFRONTING HER ABOUT HER DRINKING PROBLEM. WHEN X-FORCE ENCOUNTERED THE NEW HELLIONS, THERESA'A VOCAL CHORDS WERE SLASHED BY FERAL, AND SINCE SHE CAN'T USE HER POWERS, LET ALONE SPEAK, HAS LEFT THE TEAM. SHE HAD A DRINKING PROBLEM THAT STARTED IN HIGH SCHOOL, BUT IT WASN'T SEEN FOR A WHILE UNTIL SHE HAD HER THROAT SLASHED.
