Buy lots of keep repair stones & repair all the walls of every keep. Buy siege like fire ballistas & meatbag catapults & use them from the relative safety of the keep walls to destroy enemy siege. Heals on your fellow troops.
VaxtinTheWolf wrote: »You will die a lot, but doing the quests at the gate slowly help. Kill quests are easy enough to do when you are on seige. If you hit someone with it, if they die you will get credit for their death even if you specifically didn't kill them.
PvP is about practice.