Below are the contents of Pirate King Online event from The Official Site. Come on and take part in the game.

Event: Halloween Night Horror

NPC: Blacksmith Goldie (2193, 2706).
Location: Argent City

Start Date: 19/10/06 - 1100 hrs (GMT + 8)
End Date: 31/10/06 - 1000 hrs (GMT + 8)

Details:
Players are supposed to collect some items and exchange for the event rewards by talking to NPC Blacksmith Goldie in Argent City (2193, 2706).

Wearing of these masks will change the facial appearances of players.

Rewards:
Snowdoll Mask
Pumpkin Mask
Deathsoul Mask

Note: Mask can be traded, discarded or deleted.

Requirement:
Snowdoll Mask requires 30 Blue Snowballs to mold.
Pumpkin Mask requires 30 Pumpkin Heads to mold.
Deathsoul Mask requires 20 Magical Bones to mold.

Monsters:
Lv 29 Fragile Snow Doll can be found in Deep Blue region at (907, 842) - Blue Snowball
Lv 46 Pumpkin Knight can be found in Silver Mine 2 and 3 - Pumpkin Head
Lv 52 Elite Skeletal Warrior can be found in Deep Blue region at (2600, 840) - Magical Bone
Lv 57 Vicious Undead Warrior can be found in Ascaron region at (831, 1125) - Magical Bone
Lv 58 Deadly Skeletal Archer can be found in Ascaron region at (896, 1588) - Magical Bone