The Halloween 2k4 event took place on October, 31 2004. Before Halloween, a strange individual known only as 'LabTechX' appeared in the Marketplace selling strange vials of a green, unknown liquid. Users, noting the strangeness of this, rushed to purchase the vials from the NPC. Users were left in suspense until Halloween, when Gambino opened up his mansion to host the event. At some point, the mansion's alarms went off and a lock down to occurred. Gambino made an announcement of it being just a false alarm, and everything went back to normal. Then, several LabTechs showed up at the celebration to have a retirement party for LabTech 062. Suddenly, LabTech 013, supposedly deceased for quite some time, rose from the dead and attacked several LabTechs, quickly initiating their transformation