为 播染械 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 Contagion Dispenser enters, proliferate.
Whenever you proliferate during your turn, draft a card from Contagion Dispenser's spellbook. This ability triggers only once each turn.
