Defeat Undead is a quest available after Temple of Ibalize (Inner) has been passed for the first time. It is part of the main quest line and becomes unavailable after it has been completed.
To complete the quest, the specified undeads need to be killed in Temple of Ibalize (Inner).
A single dungeon run is enough to achieve this.
Click on [Campaign] -> Select the [Temple of Ibalize (Inner)] -> Kill 4 [Perene Warriors], 3 [Undead Crusaders] and 2 [Undead Gladiators]. Kill Undead to receive rewards and treasures!
Once completed, players are rewarded with 10000 EXP.
Proof of Strength