Flea is a magical being found in 600 A.D. in Chrono Trigger. She is one of the "boss" enemies the player must defeat before confronting Magus. She is also seen again in Ozzie's Fort.
Flea is one of Magus' henchmen Crono's party must battle in Magus' Lair. She has numerous powerful magic attacks. She's known as "Flea the Magician".
Crono's party faces her again in Ozzie's Fort when she calls herself Flea Plus. At this point, she has 4000 HP.