There are many different slot machine games. Jackpot size, combinations, symbols, size and number of coins allowed in each play vary as well. Included in these games are the popular Videopoker games. Modern slot machines are completely electronic. Symbol combinations come up randomly and machines are pre-programmed to return a certain percentage to the players.
If the player elects to go to 'war', then he must double his bet. The dealer then disposes of or burns three cards before giving both the player and himself a second card. If the player's second card either beats or ties the dealer's second card, then the player wins even money on the raise and the original bet is a push. If the dealer's second card beats the player's second card the player loses both his original and the additional bet.