为 Interdimensional Web Watch 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 artifact enters, exile the top two cards of your library. Until the end of your next turn, you may play those cards.
: Add two mana in any combination of colors. Spend this mana only to cast spells from exile.
