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Mary O'Kill
Price history
Mary O'Kill price history chart, default range 3 months. currently $0.21.
Mary O'Kill Price Summary
Mary O'Kill's current headline price is $0.21.
Mary O'Kill Printings & Prices
Mary O'Kill has 2 tracked printings across 2 sets, in foil and nonfoil finishes.
All finishes
Sell Mary O'Kill: Buylist Offers
| Buyer | Printing | Finish | Cash offer | Retail | Spread |
|---|---|---|---|---|---|
| Card Kingdom | UST #138 | Foil | — | — | — |
| Card Kingdom | ULST #50 | Foil | — | — | — |
| Card Kingdom | UST #138 | Nonfoil | — | — | — |
Mary O'Kill Rules Text & Legality
View on Scryfall ↗{1}{B/R}: Switch a Killbot or Mary O'Kill in your hand with one on the battlefield. (If a creature is tapped, the switched creature is tapped. The same is true for untapped, attacking, blocking, enchanted, equipped, and targeted. Any counters on a creature are on the switched creature instead.)
Mary O'Kill is not legal in any of the major constructed formats.
Mary O'Kill Rulings
- Jan 19, 2018 For all intents and purposes, the exchanged card is taking the place of the original card. Whatever its doing, the state it’s in, whatever’s attached to it—all of it stays the same. It’s as if Mary O’Kill or one of the Killbots pulls off a mask to reveal they were actually the other one all along. Diabolical!
- Jan 19, 2018 Killbot is a creature type. There are several Killbots in the Unstable set.
- Jan 19, 2018 You can activate Mary O’Kill’s ability if it is in your hand.
Reprints & Reprint Risk
Mary O'Kill has been reprinted 3 times.
| Set | Date | Rarity | Treatment |
|---|---|---|---|
| ULST #50 | 2022-10-07 | Rare | Standard |
| UST #138 | 2017-12-08 | Rare | Standard |
| UST #138 | 2017-12-08 | Rare | Standard |
ULST #50 Mary O'Kill FAQ
How much is Mary O'Kill worth?
Mary O'Kill is worth about $0.21 for its cheapest playable printing as of Sep 24, 2026.
Is Mary O'Kill legal in Commander?
No — Mary O'Kill is not legal in any of the major constructed formats (Standard, Pioneer, Modern, Legacy, Commander and Pauper).
Has Mary O'Kill been reprinted?
Yes — Mary O'Kill has been reprinted 3 times, with 2 printings tracked on The Index.
Why is Mary O'Kill cheap?
Mary O'Kill trades at about $0.21 — 3 reprints keep supply plentiful.