1) Is a party required before going to a spawn point, or is it possible to get a Pick-up-group going with the people that are there?

2) What jobs are most useful and least useful when fighting Atomos and the enemies spawned by him?

3) What is the strategy when fighting Atomos?

4) If not in a party, can someone still participate for a reward?

5) How long does it take to fight Atomos and get a reward if successful?