Nostalrius Begins - Quality wow vanilla realm (1.12)

Could someone explain to me, why i cant buff me as shapeshifted drood with the skeleton buff ( noggenfogger).
I played classic wow and i am sure that was possible.
plx give me a feedback and plx all droods /push that
thank you

p.s. sorry for my english

Very early retail you could. But it is Impossible in 1.12 I "thinkk" because I remember it changing unless I'm mistaken.

We can't have everything we want lol