UpSideDai
From CryptoWiki
Basics
"UpsideDai is a highly leveraged contract for difference (CFD) built on the price fluctuation of Dai. This enables market makers and speculators to hedge against and bet on the Dai´s price deviation from the peg. The CFD enables high leverage (20x) while remaining capital efficient (100% collateralization). UpsideDAI helps to stabilize the DAI peg by enabling market makers to arbitrage the price of DAI."