Modular Monstrosity
~$0.19 low · ~$4.50 high
Colorless. Artifact Creature — Construct

The List (Unfinity Foil Edition) #59 · Illustrated by Alex Konstad
What is Modular Monstrosity worth?
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TCGplayer market prices in USD, updated October 14, 2026. Each price is for one printing and one finish.
Oracle text
Whenever an opponent casts a spell, you have five seconds to choose a keyword you haven't chosen for a card named Modular Monstrosity today that's been printed on a creature card. If you do, this creature gains that ability. Otherwise, this creature loses all keyword abilities.
3/3
Format legality
All 2 printings of Modular Monstrosity
| Printing | Rarity | Non-foil | Foil | Cardmarket (EUR) | My collection |
|---|---|---|---|---|---|
The List (Unfinity Foil Edition) ulst #59· 2022rare | rare | No non-foil printing | $0.24 | — | |
Unstable ust #155· 2017rare· Cardmarket €0.15 · €0.63 foil | rare | $0.19 | $4.50 | €0.15€0.63 foil |
Prices are TCGplayer market prices in USD for each printing and finish, via Scryfall. They are a guide, not an appraisal.
Where to buy Modular Monstrosity
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Card details
- First printed
- 2017
- Printings
- 2
- Mana value
- 7
- Artist
- Alex Konstad
Rulings (4)
2018-01-19
If you haven't made a valid choice after five seconds, Modular Monstrosity loses all keyword abilities, including ones its picked up in other ways.
2018-01-19
If you make an invalid choice, you can still make a valid choice as long as time hasn't expired.
2018-01-19
You may choose any keyword ability that appears on any printed Magic creature card. You can't pick keyword actions like explore or scry. If the keyword has a modifier, such as a mana cost or a number, you must choose a modifier that's been printed. Sorry, "annihilator 500" fans.
2018-01-19
Each keyword can be chosen only once on any given day. And that counts every Modular Monstrosity you play with that day. You also can't reuse a keyword with a new modifier. For example, if you choose protection from Demons and from Dragons (totally counts), you can't choose protection from red later that day. Protection has already been used.
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