Attachment points on the tornado?

[Feralex]

Ive been trying to attach a special effect on the "foot" of the unit Tornado but its not working. The normal attachment points appearantly doesnt exist on the tornado. If you know anything about this please help.

 

[PureOwnage]

Try Origin.
EDIT: Comes from konerboy

 

[THE_X]

try origin, i think all (UNITS) have an origin attachment

 

[Feralex]

I know what origin is but im saying it doesnt work on Tornado, the unit used in Naga Witch's lvl 6 ability if you dont know.