You don’t need to fight back to the others orcs to avoid that menace, just destroy the portal. So, make the slaved orcs cross the portal, and then destroy the portal. You’ll have all the orcs in the other side with no chances to back to Azeroth.
You don’t need to fight back to the others orcs to avoid that menace, just destroy the portal. So, make the slaved orcs cross the portal, and then destroy the portal. You’ll have all the orcs in the other side with no chances to back to Azeroth.