Replaces a unit's model with the unit's model referenced by the skinId.
BlzSetUnitSkin(whichUnit, 'hfoo') will replace whichUnit model with the footman one.
Scale from the unit referenced by the skinId is applied to whichUnit.
SoundSet from the unit referenced by the skinId is applied to whichUnit.
Replaces a unit's model with the unit's model referenced by the skinId.
BlzSetUnitSkin(whichUnit, 'hfoo')
will replace whichUnit model with the footman one. Scale from the unit referenced by the skinId is applied to whichUnit. SoundSet from the unit referenced by the skinId is applied to whichUnit.