为 鬼怪汹涌阵 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！
Goblin spells you cast cost less to cast. (If it doesn't require , it costs less to cast.)
At the beginning of your end step, conjure a random card from Goblin Influx Array's spellbook into your hand.
