Weighed Down
The Wilds of Rhovanion #27 (x2/x1)
Treachery

When Revealed: Attach to the hero with the most attachments without Weighed Down attached. Then, exhaust attached hero. (Counts as a Condition attachment with the text:"Forced: After attached hero readies, choose and discard an attachment from it. You cannot choose Weighed Down unless attached hero has no other non-objective attachments.")