New placeholders:

%block_x% > The position X of the target block
%block_y% > The position Y of the target block
%block_z% > The position Z of the target block

New all position placeholders can be incremented or decreased

List of position placeholders:
> %x% %block_x% %projectile_x%
> %y% %block_y% %projectile_y%
> %z% %block_z% %projectile_z%

Example:
The player target a block that is at the location (x:90 , y:80, z: 69)
> %block_x%+5 will be replace by > 95
> %block_z%-20 will be replace by > 49