NINJA SAGA PVP OPENED BETA VERSION

Hey Everyone!!
Today i've got a strange notification in my fb account.That was a post from NINJA SAGA.The Text contained that in ninja saga is allowed to play PVP battle but in Beta Version.
you can play,but you must log in in time that is allowed.
The Time Is:
-June 10th 06:00am - 10:00am
-June 10th 14:00pm - 18:00pmhttp://www.facebook.com/permalink.php?story_fbid=543022885739927&id=315390295169855&notif_t=notify_me
-June 10th 21:00am - June 11th 00:00am