Дистракт на пандах инвиз не снимает.
Изменения дистракта по вики

WoW Icon 16x16 Patch 1.11.0 (20-Jun-2006): The Rogue’s ability Distract now works properly against other players.
WoW Icon 16x16 Patch 1.2.0 (18-Dec-2004): Distract is now effective against creatures that are already distracted.
Ну и страничка дистракта на воввики времен 3.3.5
http://www.wowwiki.com/Distract?oldid=2333514