01 / SYNTAX
How it is written
@mouseovertargetEXAMPLES
Try this syntax
Cast on the mouseover's target
/cast [@mouseovertarget] SpellTARGETING
Selects your mouseover unit's target for this action without changing your current target.
Also known as @mouseovertarget, target=mouseovertarget
@mouseovertarget/cast [@mouseovertarget] Spell