Unfortunately people can actually lagswitch to effectively deaggro thralls or even just have a laggy connection to the server for the same result. If you’re fighting someone who is teleporting around there’s a good chance your thralls won’t do anything unless they’re following you. Bases are effectively sand castles too. If you can’t be on all raid you will likely be offlined if there’s hostile players. Tbh raiding is way too easy. Defenses need to be buffed but for now the reality is have numbers and be online or hide