confirm]Fanatical Devotion can sac creature damaged lethally

Describe the Bug:
Fanatical Devotion can be used to sacrifice a creature already dealt lethal damage.e.g 2 creatures you control die at the same time, you can sacrifice one to regenerate the other.
Which card did behave improperly?
Fanatical Devotion
Which update are you using? (date, name)Which type? (duel, gauntlet, sealed deck)
Manalink 2016/08/27: Eldritch Moon v2, duel
What exactly should be the correct behavior/interaction?
Fanatical Devotion doesn't let you sac a creature dealt lethal damage.
Are any other cards possibly affected by this bug?
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Fanatical Devotion can be used to sacrifice a creature already dealt lethal damage.e.g 2 creatures you control die at the same time, you can sacrifice one to regenerate the other.
Which card did behave improperly?
Fanatical Devotion
Which update are you using? (date, name)Which type? (duel, gauntlet, sealed deck)
Manalink 2016/08/27: Eldritch Moon v2, duel
What exactly should be the correct behavior/interaction?
Fanatical Devotion doesn't let you sac a creature dealt lethal damage.
Are any other cards possibly affected by this bug?
-