The following tables show the number of betting units required according to the desired risk of ruin, the game, and cash back. For those who don't know, the risk of ruin is the probability of losing an entire bankroll. This appendix addresses the question of bankroll size Vs. On This Page Video Poker: Bankroll Size vs. 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.Frequently Asked Questions - Video Poker Strategy Calculator.Effect of Strategy Mismatches in Video Poker.Standard Deviation for Multihand Video Poker.Simulation Results of n-Play Video Poker.