Casino War is a simple variation of the children’s card game War. The game can be a useful alternative if Blackjack and Video Poker are not available.

Rules and Play

The player and the dealer get one card each. If the player has a higher card than the dealer, he wins the bet. If the player has a lower card than the dealer, he loses the bet. If the player and dealer tie, things get even more interesting. The player has the option to surrender and lose half his bet or double “a war” and its use. After a war leads to a lower house edge than give up.

If the player and dealer have a war, they are each a second card. If the player wins the war, he wins only 1x its first use, but as 1x double the bet. If the player loses the war, he loses the full doubled bet. A second tie is treated as a player win. Microgaming and Boss Media software a bonus for a second volume, so that the player gains doubled 1x full bet.


The house edge is ~ 1% lower when the player in the war on ties. Optimal strategy is simple, always go to war on ties.

House Edge

Playtech, Cryptologic and Rival software are you using the standard rules below what. To a 2.88% house advantage Real Time Gaming, Chartwell and Odds On a single platform, which decreases the house edge to 2.42%. Microgaming and Boss Media a bonus for two successive ties, which decreases the house edge to 2.33%. World Gaming called the game “Battle Royal” and only has a house edge 1.71%. B3W is a “Trafalgar” bonus for a A / 2 of the same suite, which. A 2.58% house advantage “Wager Works, Net Entertainment and Grand Virtual software does not offer Casino War.

Variance and Bet Size

The standard deviation per initial bet of Casino War 1.04 for 1 deck and 1.05 for 6 decks. The standard deviation of 1.01 per unit bet, almost the same as a coin toss or 1:1 bet. The latter value of 1.01 for the estimation of the rear portion, while a suitable application requirements.

The following table shows the possibility of termination of the deposit above balance with unlimited bankroll, after completing a wagering requirement with 4 bet sizes. Standard rules and a 2.88% house edge is assumed.