为 Shambling Vent 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！
This land enters tapped.
: Add or .
: This land becomes a 2/3 white and black Elemental creature with lifelink until end of turn. It's still a land.
