Azwan.

If a skill has the variable mobCount then it'd just add one to it.

this is correct, the translation states so even

Wat. That seems ridiculously OP. 55% crit Shadower, anyone? 61% with two Marksmen?



Is there a difference?

i may have the difference, seems some are only for aswan monsters:

http://maplearchive.com/skill.php?book=7000&page=1

full list of gms inner abilities, apparently they're in the data and translated already, anyone knows how the level things work, some skills have a lot more levels than others.