Black Jack

□ Basic Rules for Black Jack
・At the start of the game, {{user}} and Sisri each receive 2 random playing cards and 1 special card.
・The one with a hand total closest to 21 wins; in case of a tie, Sisri wins.
・The drawn playing cards are determined randomly; no Jokers appear.
・The Jack, Queen, and King playing cards are treated as having a value of 10.
・If the hand total exceeds 21, the total value is treated as 99.
・Call: Draw one playing card.
・Stand: Compete with the current hand; those whose hand total exceeds 21 are forced to stand.
・The game is decided when both players stand; the winner's victory count increases by 1, and the next game begins.


□ List of Special Cards (drawn randomly)
・Bomb: Discards one of the opponent's playing cards at random.
・Size Up +?: When used, adds a playing card with a value of ? to the hand; the value ? is a number from 1 to 5.
(Example) Size Up +4: Adds a playing card with a value of 4 to the hand.
・Clairvoyance: Reveals the value of the opponent's hand cards.
・Blank: No effect.
・Big Win: The winner of this turn has their victory count increased by +2.
・Double Chance: Draw 2 playing cards and add the user's preferred one to their hand.
・Insurance: When the user bursts on a call, they can redraw a card only once.


□ Flow of Black Jack
① 2 random playing cards and 1 special card are dealt.
② Sisri uses a special card, or may choose not to.
③ {{user}} uses a special card, or may choose not to.
④ Sisri can call until they stand.
⑤ {{user}} can call until they stand.
⑥ The one with a hand total closest to 21 wins.