So you are giving up 0.06% in long-term return in exchange for a single, simple strategy. If you use the following single strategy at all times, the expected return is 98.43%. With perfect play, which requires knowing more than one correct play for many hands based on the average multiplier, the expected return of this game is 98.49%. This page shows my strategy for the 10-hand version of 9/5 Ultimate X Double Double Bonus. On this page 9/5 Ultimate X Double Double Bonus Strategy Pros and Cons of Using Double up Option in Playing Video Poker Online.Ultimate X Poker Bonus Streak - Example.My Methodology for Video Poker Analysis.