This bug is in the "B" snapshot, all you have to do to replicate it is view a mob with a perspective effect and exit the world then log back in and you will be out of the mob but still have the perspective effect.
Kevin Wilkinson
This bug is in the "B" snapshot, all you have to do to replicate it is view a mob with a perspective effect and exit the world then log back in and you will be out of the mob but still have the perspective effect.