[fixed/closed]Anafenza, Kin-Tree Spirit bolster is optional

[Aswan jaguar]

Describe the Bug:
Anafenza, Kin-Tree Spirit triggered ability-bolster is optional,if you don't select the trigger and you have to choose between creatures to bolster and hit done,no bolster.

Which card did behave improperly ?
Anafenza, Kin-Tree Spirit or bolster mechanism

Which update are you using?(date,name)Which type(Duel,Gauntlet,Sealed Deck)
Manalink 2015/12/25: Battle For Zendikar,duel

What exactly should be the correct behavior/interaction ?
Anafenza, Kin-Tree Spirit bolster is mandatory.

Are any other cards possibly affected by this bug ?
-

[Korath]

Fixed dc752c4.