The Backhander Ritual is only one discard card for nehantists in game. But it's soo bugged.
1) It can't discard Snow Tornado. For 5 turns only 2 cards were on opponent, Snow Tornado and The Backhander Ritual and nothing happened.
2) It can't discard cards, which played before the start of the battle, like:
http://static.eredan.com/cards/web_big/us/nyGqxtnM.pnghttp://static.eredan.com/cards/web_big/us/diAeM9g8.png