How to modify or create spell so...

[Evgeni89]

How to modify or create spell so it makes a*str. dmg or b*int healing or something like that.

[omnimancer]

I don't really get what you mean, are you asking how to make spell that multiplies your str by a variable or +str??

[Lanaya]

its like..
you cast a spell
the spell does 5 x your strenght dmg

[omnimancer]

Store the unit's str/int in a variable.
Set (Variable) = Strength of (Hero) (Include bonuses)