为 陨铁剑 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！
When this Equipment enters, destroy target permanent.
Equipped creature gets +3/+3.
Equip (:Attach to target creature you control. Equip only as a sorcery.)
