[confirmed]Flowstone Hellion crashes when cast.

[Aswan jaguar]

Describe the Bug:
Flowstone Hellion crashes when cast.

Which card did behave improperly?
Flowstone Hellion

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?
Flowstone Hellion

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

There is to note that if you debug cast it, Flowstone Hellion seems to work correctly (haste and ability), however at next upkeep game will crash.

[Korath]

Likely the same problem as this.

[Aswan jaguar]

Flowstone Hellion crashes even when I play it (original case is like that) so it doesn't seem AI is responsible for it.