21 Duel Blackjack Analysis

The likelihood and contribution to the return of each of the 21 Duel Blackjack possible outcomes are shown in the table below.

The house edge in the lower right cell is 0.16 %. The player will raise 94.31 %, averaging 1.9431 units per hand bet. The Element of Risk is 0.08 %, which is the percentage of the projected loss to the entire amount gambled.

In all fairness, the game's help file states, "The theoretical percentage return to player (RTP) for the main game is 98.38 %." You'll have to select who to believe until I acquire a credible third opinion.

My analysis of the 2 Up bet is shown in the table below. The house edge in the lower right cell is 6.53 %.