Some Developments and i need an idea how to make it

btw i got 2 questions , but they're hard ones..

1st question is How to Make the damages goes up to the sky high like that damages inside the circles in that picture (btw , these are available in the newest version of Black Rogue Files and servers like excalibur online runs with it ) :

http://www12.0zz0.com/2014/09/15/21/998090348.jpg


2- How to add the red tag point on the player the unique attacks Like that in the circle (only available at Silkroad Online (Isro) and Silkroad-R)

http://www5.0zz0.com/2014/09/15/21/445407818.jpg