 Basiliscus ' military career started under Leo I. The Emperor conferred upon his brother @-@ in @-@ law the dignities of dux , or commander @-@ in @-@ chief , in Thrace . In this country Basiliscus led a successful military campaign against the Bulgars in 463 . He succeeded Rusticius as magister militum per Thracias ( 464 ) , and had several successes against the Goths and Huns ( 466 or 467 ) . 
