Discipline is a Riftbound card. Compare listings from Singapore Riftbound sellers on CardJio, then jio them on WhatsApp.
[Reaction] (Play any time, even before spells and abilities resolve.) Give a unit +2 {might} this turn. Draw 1.
[反应]（可在任意时机打出，甚至先于其他法术和技能的结算。） 让一名单位在本回合内{might}+2，然后抽一张牌。