[fixed/closed]Kheru Dreadmaw can sac itself

[Nexhro]

Describe the Bug:
Kheru Dreadmaw can sacrifice itself to its activated ability.

The ability can only be activated if Dreadmaw's controller controls at least on otehr creature.

Which card did behave improperly ?
Kheru Dreadmaw

Which update are you using?(date,name)Which type(Duel,Gauntlet,Sealed Deck)
KOT, duel

What exactly should be the correct behavior/interaction ?
Only otehr creatures can be sacrificed to Kheru Dreadmaw's activated ability

Are any other cards possibly affected by this bug ?
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[Gargaroz]

Fixed in 80b8cc4