Since there are only a handful of conspire cards, you can use Rassilon, the War President or Wort, the Raidmother to give conspire to your other cards, which you can use to build a whole deck around
Bidder Acknowledges responsibility for any personal injury or property damage caused by bidder or bidders agents, employees and representatives for and from (a) any and all personal injury to bidder and bidder agents, (b) any property damage occurring at the auction premises, and any and all suits, claims, damages, costs and expenses of every kind and nature which may or might be asserted against any of them as a result of the actions or omissions of bidder and or bidders agents
Always run fear/menace (Marrow-Gnawer, Cover of Darkness, Piper) or a Throne-style drain
Make sure to keep this one in your back pocket for those intense duels