Limited 2012 RWC Commemorative Egg. You can get one of several rare items such as:
RWC Commemorative Pin,
RWC Weapon,
Safe to 9 Weapon Certificate,
Safe to 9 Armor Certificate,
RWC Initializer Ticket,
Mystical Card Album and other items.

[iRO Description]
A box that contains 1 of the following:
1 RWC Memory Staff
1 RWC Memory Mace
1 RWC Memory Knife
1 RWC CommemorativePin
This box is tradeable the contents inside are account bound.