Strange Watermelon Seed

All mobs that are of a level to give you XP (green or better) have a chance to drop this item during the annual Watermelon Event.
When consumed you, randomly, receive either a buff or a debuff:
* - This increases Maximum HP and Maximum MP by 10.0% for 20 minutes.
*KR - Sys506906_name - Debuff. We are not sure of the exact effect, but it is not horrible. Duration: 5 minutes