Rukarumel, Biologist
Rukarumel, Biologist Price Summary
As of Aug 6, 2026, the cheapest tracked printing of Rukarumel, Biologist is $2.22 (PLST #CMM-711), and the most expensive is $13.45 (CMM #776, Extended Art, Foil). The benchmark price (cheapest playable nonfoil) is $5.00, up 118.3% over 7 days, up 116.5% over 30 days, up 130.4% over 90 days. All-time tracked high: $5.04 (2026).
Rukarumel, Biologist Printings & Prices
Rukarumel, Biologist has 3 tracked printings across 2 sets, in nonfoil and foil finishes, including extended art treatments.
Sell Rukarumel, Biologist: Buylist Offers
Card Kingdom currently pays $5.00 cash for CMM #776 (Foil); the retail-buylist spread on that printing is 50% (wide).
| Buyer | Printing | Finish | Cash offer | Retail | Spread |
|---|---|---|---|---|---|
| Card Kingdom | CMM #776 | Foil | $5.00 | $9.99 | 50% |
| CoolStuffInc | CMM #776 | Foil | $5.00 | — | — |
| CoolStuffInc | CMM #711 | Foil | $0.75 | — | — |
| Card Kingdom | CMM #711 | Foil | $0.75 | $2.49 | 70% |
| Card Kingdom | CMM #776 | Nonfoil | $0.75 | $2.99 | 75% |
| Card Kingdom | PLST #CMM-711 | Nonfoil | $0.65 | $3.49 | 81% |
Rukarumel, Biologist Rules Text & Legality
As Rukarumel enters, choose a creature type.
Slivers you control and nontoken creatures you control are the chosen type in addition to their other creature types. The same is true for creature spells you control and creature cards you own that aren't on the battlefield.
{3}, {T}: Create a 1/1 colorless Sliver creature token.
Rukarumel, Biologist is legal in Legacy and Commander, and not legal in Standard, Pioneer, Modern and Pauper.
Rukarumel, Biologist Rulings
- Jul 28, 2023 Replacement effects that modify creatures of a certain type as they enter will apply after you apply this effect. For example, if Warrior is the chosen creature type and you control Bramblewood Paragon, a Runeclaw Bear would enter the battlefield with an additional +1/+1 counter.
- Jul 28, 2023 To choose a creature type, you must choose an existing creature type, such as Vampire or Knight. You can't choose multiple creature types, such as "Vampire Knight." Card types such as artifact can't be chosen, nor can subtypes that aren't creature types, such as Jace, Vehicle, or Treasure.
Reprints & Reprint Risk
Rukarumel, Biologist has been reprinted 4 times.
| Set | Date | Rarity | Treatment |
|---|---|---|---|
| CMM #776 | 2023-08-04 | Mythic | Extended Art |
| CMM #776 | 2023-08-04 | Mythic | Extended Art |
| CMM #711 | 2023-08-04 | Mythic | Standard |
| PLST #CMM-711 | 2022-04-29 | Mythic | Standard |
CMM #776 
PLST #CMM-711 Rukarumel, Biologist in Commander
Rukarumel, Biologist is the #10,510 most-played card on EDHREC, down 37 places over the last 30 days.
Rukarumel, Biologist FAQ
How much is Rukarumel, Biologist worth?
Rukarumel, Biologist is worth about $5.00 for its cheapest playable printing as of Aug 6, 2026. Prices range from $2.22 to $13.45 across 3 tracked printings.
Is Rukarumel, Biologist legal in Commander?
Yes — Rukarumel, Biologist is legal in Commander. It is also legal in Legacy.
Has Rukarumel, Biologist been reprinted?
Yes — Rukarumel, Biologist has been reprinted 4 times, with 3 printings tracked on The Index.
Why is Rukarumel, Biologist expensive?
Rukarumel, Biologist trades at $5.00 on printing supply and steady demand.