Cogmentor
~$0.12 low · ~$0.92 high
Colorless. Artifact Creature — Gnome Rigger
Unstable #143 · Illustrated by Matt Gaser
Unstable #143 · Illustrated by Matt GaserWhat is Cogmentor 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
Flying
: Reassemble target Contraption you control. (Move it onto another one of your sprockets.)
1/1
"Cogs on cats / Cogs on dogs / Cogs on hats / And cogs on cogs." —*Song of the Cogmentor*
Format legality
The only printing of Cogmentor
| Printing | Rarity | Non-foil | Foil | Cardmarket (EUR) | My collection |
|---|---|---|---|---|---|
 Unstable ust #143· 2017uncommon· Cardmarket €0.08 · €0.40 foil | uncommon | $0.12 | $0.92 | €0.08€0.40 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 Cogmentor
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Card details
- First printed
- 2017
- Printings
- 1
- Mana value
- 1
- Keywords
- Flying, Assemble
- Artist
- Matt Gaser
What the codes mean
The small print at the bottom of the Unstable card (#143).
143 · U · EN
- 143Collector number, as Scryfall lists it. The printed form can differ on promos and special products.
- UUncommon
- ENPrinted in English
How to read a Magic card: every part and code, on real cards.
Rulings (1)
2018-01-19
To reassemble a Contraption you control means to move it from the sprocket it’s on to either of your two other sprockets. It doesn’t leave the battlefield.
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