寵臣 ちょうしんであれば
chōshindeareba

Noun
Da Copula

The "-eba" conditional form ("if/when…") of 寵臣

1. If [it] were a favorite courtier; If [he/she] were a favorite courtier; When [it] is a favorite courtier; When [he/she] is a favorite courtier

Ba Conditional