Today, Hangame, the publisher of Dungeon Striker Korea has added the new class Blade Dancer. Unlike traditional classes of the past, the Blade Dancer has additional trial quests that must be completed before being used. The quest range from finding monster drops to being able to defeat 500 monsters in under one minute and 30 seconds.
Another new "end-game" challenge was added as well today called the "Boss Rush" You have to talk to the NPC "Vito" (English translation of name) who is located north of the griffin in Saint Lumina. There is a total of 100 floors. Each floor getting harder as you move up. At the official website, you can see the rankings of the top 10 players and how many levels they reached. Looks l..
Sources from various chinese websites (1, 2) are reporting that Shanda has picked up the publishing rights to Dungeon Striker. And they will be debuting the game at China's E3 equivalent ChinaJoy.
Shanda is a big name publisher who also publishes RIFT and Dragon Nest.
EDIT - 7/17/2013
After doing some more research it looks like Shanda Games actually owns the developer of Dragon Nest and Dungeon Striker, Eyedentity. And they had plan on publishing the game in 2012. But it's been delay till now.