From Guild Wars 2 Wiki
 Update - 16 December 2012
- Magnetic Grasp now only applies a leap combo if the player is standing in the field.
- Ride the Lightning no longer resets attunement cooldowns.
- Fixed a bug with diminishing returns affecting the daily rewards from the Wintersday dungeons. We will be following up in the next few days with our plans for the players impacted by this problem.
- Fixed several exploits and bugs.
 Guild Wars 2 Wiki Notes
- Removed start text from special event for Wintersday 2012.