[confirmed]Random Singleton (program freeze: legends/blue)

Describe the Bug:
Random singleton mode.. select monocolor deck, select blue, legends set. Program freeze.
Happen also with two color decks if one of these is blue. Plz try to reproduce.
Which card did behave improperly ?
Which update are you using?(date,name)Which type(Duel,Gauntlet,Sealed Deck)
latest-> April2014
What exactly should be the correct behavior/interaction ?
Are any other cards possibly affected by this bug ?
Random singleton mode.. select monocolor deck, select blue, legends set. Program freeze.
Happen also with two color decks if one of these is blue. Plz try to reproduce.
Which card did behave improperly ?
Which update are you using?(date,name)Which type(Duel,Gauntlet,Sealed Deck)
latest-> April2014
What exactly should be the correct behavior/interaction ?
Are any other cards possibly affected by this bug ?