Kate Stewart
Price
Legendary Creature — Human Scientist
Kate Stewart
Mana
Oracle text
Whenever you put one or more time counters on a permanent you control, create a 1/1 white Soldier creature token. Whenever Kate Stewart attacks, you may pay {8}. If you do, attacking creatures get +X/+X until end of turn, where X is the number of time counters among permanents you control.
3 / 3
Commander : legalModern : not legalPioneer : not legalStandard : not legalLegacy : legalVintage : legalPauper : not legal
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Official rulings (2) · Scryfall
2023-10-13
Similarly, its last ability counts only time counters on permanents, not on cards you own in exile.
2023-10-13
Kate Stewart's first ability triggers only when you put time counters on permanents. It does not trigger when you put time counters on cards in exile.