Pitiless Stalker is a Riftbound card. Compare listings from Singapore Riftbound sellers on CardJio, then jio them on WhatsApp.
{exhaust}: [Stun] an enemy unit. (It doesn't deal combat damage this turn.)
{exhaust}：[眩晕]一名敌方单位。（使其在本回合内无法造成战斗伤害。）