为 灵异水手 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！
When this creature becomes the target of a spell, sacrifice it.
This creature can't be blocked except by Spirits.
: Another target creature you control can't be blocked this turn except by Spirits.
