Collectible Card Game Headquarters

Describe the Bug:
Gruesome Encore puts a copy/or the original of the stolen creature into stealers exile zone.(it puts it also on owners which is correct = if the original goes there).

Which card did behave improperly ?
Gruesome Encore

Which update are you using?(date,name)Which type(Duel,Gauntlet,Sealed Deck)
Manalink 2014/10/20: Conspiracy for the recoding of M15 minipatch 5,duel

What exactly should be the correct behavior/interaction ?
Gruesome Encore

Are any other cards possibly affected by this bug ?
-

It's a global bug and affect cards with unearth too.
Fixed in 5e3d2f8

Target creature gets 2 legacy cards and on eot, 2 copies of it are put in the exile zone.

Fixed in 2cf1f02