Many Thonged Whip
Shadow and Flame#153 (x2)
Treachery

When Revealed: Attach Many Thonged Whip to Durin's Bane as a Weapon attachment with the text:

Forced: When Durin's Bane attacks, the defending player must discard 1 card at random from his hand.

...in its left it held a whip of many thongs.
–The Fellowship of the Ring

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