Grand Magister Kreia:
Balok Battleground is behind the barrier.
Defeat the monster on the Balok Battleground, while I will be infusing the Magic Circle with magic.
The most common monsters roaming in this area are: Demonic Reaper, Demon Warrior, Demonic Knight, Tailed Earth Scorpion, Ratting Skeleton, and also Balok minions: Reaper King Kesma, Scorpion King Prais, Elemental King Vira Demon Prince Heeder, Skeleton King Hearak. These creatures must be killed. Please defeat at least 20 monsters.