Thank you for the feedback, this issue will be investigated!
In order to help us, please provide the following information if you have it (you can PM me the answer if you prefer, or send it to Customer Support in-game):
The Planeswalker level.
Which Event and Node.
All cards in the deck and possible interactions that might have happened.
Thank you,
Marcela.
We could not reproduce this issue. If you face it again please let us know.
A screenshot of the battle log?
The Planeswalker you were using and its level.