Where is Rudric situated in Lost Ark? from Alexis's blog

The Expertise stat significantly alters how the effects of Debuffs are felt by you and your opponents. Expertise prolongs the time of Lost Ark Boosting Debuffs if they are cast on enemies and increases the damage of Stagger effects. Also, it reduces the duration of Debuffs that are cast on you.

Specialization

Each Specialization skill is specific to your specific class. The abilities, skills, varieties, or distinctive forms of damage are enhanced by the addition of points to Specialization. For instance, The Specialization point for Paladin sub-class enhance the effectiveness that you can use Holy Aura, the rate you increase your Piety meter, and also the effects of awakening. Go to your Specialization Section of your Character Profile to see how it impacts your particular class.

From challenges to free roaming, you'll always find something to test your mettle on Lost Ark. In the end you'll be required to confront world bosses. These are massive creatures that can be found in specific regions of the map.

World bosses are generally tougher than regular monsters. However, they may not always be around. When a world boss is killed, it'll take 30 minutes before it respawns. If you're unable find a boss from cheap Lost Ark Gold the world in the spawn area that is designated to it and you're not sure, you'll need to return later or wait to be the first to take it down again after it respawns.