Didn't they say that succubi don't shoot? Maybe I'm getting something wrong.
Breeders, however, are unlikely. They already perform two functions: they summon "imps" onto the battlefield and steal mana. This is probably what will be the "bulky, slow unit." Probably extremely slow :).
Added 1 minute later
I thought the Orcs should have one ranged unit. After all, it's also an aggressive faction that is strong in attack. As you can see, there isn't one :(.
Цикл "Закадычные враги": "Особенное гостеприимство, "Супероружие", "Меж молотом и наковальней"
"Падение Шантири"
Кампания для "Кодекса Войны"
"Выбор Сагиттеля"