Halloween is the evening of October 31; the eve of All Saints' Day; Allhallows Eve. it is celebrated by children going door to door while wearing costumes and asking for treats and threatening pranks. On Gaia Online, Halloween, also known as H2K, was introduced in 2003 of October. A typical Halloween event on Gaia involves trick-or-treating by visiting Gaia Shops or Gaia Towns, the release of related items and participating in the sites main event. Halloween is considered a popular event for Gaians.



  • Contest:2k7-Oct-12: Halloween Costume
  • Contest:2k11-Oct-26: Gaian Halloween


  • Holiday Event
  • Halloween 2k3: The First Halloween
  • Halloween 2k4: Zombie Outbreak
  • Halloween 2k5: Grunny Invasion
  • Halloween 2k6: The Zurg
  • Halloween 2k7: Humans vs. Vampires
  • Halloween 2k8: Halloween Hysteria
  • Halloween 2k9: Demonbusters
  • Halloween 2k10: Grave Danger!
  • Halloween 2k11: The Masquerade


  • Event Guide: H2k7
  • Event Guide: H2k8
  • Event Guide: H2k9 pt1
  • Event Guide: H2k9 pt2
  • Event Guide: H2k9 pt3
  • Event Guide: H2k10 pt1
  • Event Guide: H2k10 pt2
  • Event Guide: H2k11 pt1
  • Event Guide: H2k11 pt2


  • Gallery NPC: Halloween 2k10
  • Gallery NPC: Halloween 2k11



  • Map:Halloween Town


  • Manga:04 Halloween '05 Part 1
  • Manga:05 Halloween '05 Part 2
  • Manga:37 H2k9: Ginoverseer Revelations
  • Manga:38 H2k9: Hijack'd