[Event] [Guild] A Mysterious Map Piece

- Description: A piece of a map that indicates the location of a treasure. Since its very damaged it is hard to extract precise information from it. Can it be a map to the treasure we are looking for? 1. You can summon a treasure chest by using it in a specific location. 2. Since there are multiple designated locations, find the location closest to where you are to summon the treasure chest. 3. All guild members can participate to attack the summoned treasure chest. All guild members that participated in the attack will get rewards. 4. Only Guild Master/Advisor/Guild Officers can summon the treasure chest. 5. Guild Members can store the summon scroll in the Guild Storage. It is possible to summon several treasure chest at once. The treasure chest will disappear after 30 min regardless of whether it was attacked or not. - Guild Storage Access: Guild Officer or higher ※ This item will be removed if you leave or disband a Guild, or if you're no longer a War Hero.

- Additional use requirements are not yet decoded; this is not a complete eligibility check.