为 妖精挽歌 寻找最佳的标准套牌，包括其胜率、热度，以及该牌在万智牌：竞技场中的合法赛制！
Mill three cards, then each creature card in your graveyard perpetually gets +1/+1. You may put an Elf or land card from among the milled cards into your hand.
