TLDR of @papertrade_xyz: nothing like this exists in a crypto; it is truly a brand new primitive it is modeled after "bucket shops" that were popular in the early 1900s. They were gambling dens were you could wager on stock price movements without actually buying or selling the underlying. The house would always take the exact other side of your bet This is exactly how papertrade operates. When you place a trade, the house (aka papertrade LP) takes the otherside of your trade. There is no orderbook; the trade is exactly executed at the HL oracle mid price Now where does the LP funds from? Incredibly, the LP starts at 0 - no one prefunds it. The LP counts on the skill of the average trader b…