为 Sarkhan Unbroken 寻找最佳的先驱套牌，包括其胜率、热度，以及该牌在万智牌：竞技场中的合法赛制！
: Draw a card, then add one mana of any color.
: Create a 4/4 red Dragon creature token with flying.
: Search your library for any number of Dragon creature cards, put them onto the battlefield, then shuffle.
