为 舞空沐燕灵 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！
: Until your next turn, up to one target creature gets −2/-0 and loses flying.
: Create a 4/4 blue Elemental Bird creature token with flying.
: You get an emblem with "Islands you control have ': Draw a card.'"
