EDH Optimizer
Rukarumel, Biologist
Legendary Creature — Human Wizard · WUBRG
Color identity: Black · Green · Red · Blue · White
Rukarumel, Biologist is black, green, red, blue and white: its deck can only run cards of those colors plus colorless ones.
Rules text:
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.
Reference price of the card: €0.74
Comes in the precon Everyone's Invited
Average lands in decks for Rukarumel, Biologist: 36
SliversComboShapeshiftersTokensLegendsAggroDragonsToolbox
Build your Rukarumel, Biologist deck step by step, with in-depth analysis and AI optimization of your list.
🛠️ Build a deck for Rukarumel, Biologist 📥 Analyze my deck🎲 How the average Rukarumel, Biologist deck starts over 4,000 games
The list people actually play per EDHREC (the 99 most-included cards, with its average land count), simulated with the EDH Optimizer engine: hands, mulligans, lands, curve and commander. It does not model opponents; it measures whether the plan gets going.
Deck health of the average list: C+ (60/100)
- Consistency70
- Speed51
- Interaction43
- Resilience74
- Closing67
See the cards of the average deck · 99 cards, 36 lands (26 nonbasic, 2 Plains, 3 Island, 1 Swamp, 1 Mountain, 3 Forest)
Arcane Signet · Sol Ring · Gemhide Sliver · Manaweft Sliver · Cloudshredder Sliver · Chromatic Lantern · Maskwood Nexus · Sliver Hivelord · Farseek · Thrumming Hivepool · Harmonic Sliver · Bonescythe Sliver · Crystalline Sliver · Cultivate · Diffusion Sliver · Galerider Sliver · Sentinel Sliver · Syphon Sliver · Morophon, the Boundless · Sliver Legion · Swords to Plowshares · Venom Sliver · Fellwar Stone · Herald's Horn · Shifting Sliver · The First Sliver · Arcane Adaptation · Kindred Discovery · Realmwalker · Nature's Lore · Reflections of Littjara · Brood Sliver · Crypt Sliver · Distant Melody · Leyline of Transformation · Path to Exile · Quick Sliver · Three Visits · Hatchery Sliver · Sliver Gravemother · Sliver Overlord · Striking Sliver · Kodama's Reach · Urza's Incubator · Spiteful Sliver · Necrotic Sliver · Rampant Growth · Two-Headed Sliver · Vanquisher's Banner · Counterspell · Heroic Intervention · Sinew Sliver · Synapse Sliver · Blur Sliver · Hivestone · Kindred Dominance · Winged Sliver · Birds of Paradise · Hibernation Sliver · Lavabelly Sliver · Leyline of the Guildpact · Megantic Sliver · Bloom Tender · Command Tower · Exotic Orchard · Path of Ancestry · The World Tree · Secluded Courtyard · Breeding Pool · Unclaimed Territory · Ketria Triome · Overgrown Tomb · Stomping Ground · Temple Garden · Zagoth Triome · Cavern of Souls · Indatha Triome · Hallowed Fountain · Sliver Hive · Misty Rainforest · Spara's Headquarters · Godless Shrine · Windswept Heath · Jetmir's Garden · Steam Vents · Three Tree City · Verdant Catacombs · Watery Grave · Wooded Foothills
🃏 Recommended cards for Rukarumel, Biologist
The highest-synergy cards in decks for Rukarumel, Biologist, with their inclusion rate.
| Card | Inclusion | Synergy |
|---|---|---|
| Gemhide Sliver | 58% | +51% |
| Manaweft Sliver | 57% | +50% |
| Cloudshredder Sliver | 54% | +47% |
| Maskwood Nexus | 50% | +44% |
| Sliver Hivelord | 48% | +42% |
| Thrumming Hivepool | 44% | +39% |
| Harmonic Sliver | 42% | +36% |
| Bonescythe Sliver | 36% | +31% |
| Crystalline Sliver | 36% | +30% |
| The First Sliver | 32% | +30% |
| Diffusion Sliver | 34% | +29% |
| Arcane Adaptation | 31% | +29% |
| Sentinel Sliver | 34% | +29% |
| Syphon Sliver | 34% | +28% |
| Sliver Legion | 33% | +28% |
| Galerider Sliver | 34% | +28% |
| Venom Sliver | 33% | +28% |
| Shifting Sliver | 32% | +26% |
| Leyline of Transformation | 26% | +25% |
| Sliver Hive | 27% | +23% |
| Sliver Overlord | 25% | +22% |
| Crypt Sliver | 26% | +22% |
| Sliver Gravemother | 25% | +21% |
| Brood Sliver | 26% | +21% |
💰 The best cards for your Rukarumel, Biologist deck, by budget
Three tiers based on the maximum price PER CARD you are willing to pay. Paste your list and hit Optimize: you pick that cap and the AI only suggests swaps that fit under it.
Tier 1 · Budget up to €2/card
The most value for almost nothing. Coming from a precon? Start here.
- Gemhide Sliver
- Manaweft Sliver
- Cloudshredder Sliver
- Maskwood Nexus
- Thrumming Hivepool
- Harmonic Sliver
Tier 2 · Balanced up to €10/card
The real step up: pieces that are no longer cheap but still sensible.
- Bonescythe Sliver
- Syphon Sliver
- Galerider Sliver
- Hatchery Sliver
- Kindred Discovery
- Morophon, the Boundless
Tier 3 · No cap no cap
The cards your price cap was hiding from you.
- Sliver Hivelord
- The First Sliver
- Sliver Legion
- Sliver Hive
- Sliver Overlord
- Sliver Gravemother
Reference prices (cheapest English printing). They change daily.
♾️ Known combos with Rukarumel, Biologist
- Luminous Broodmoth + Ashnod's Altar → Infinite creature LTB, Infinite creature ETB, Infinite creature sacrifice triggers, Infinite death triggers, Infinite colorless mana
- Ulalek, Fused Atrocity + Glaring Fleshraker + Echoes of Eternity → Infinite creature LTB, Infinite creature ETB, Infinite creature sacrifice triggers, Infinite death triggers, Infinite damage, Infinite creature tokens, Infinite copies of abilities you control on the stack, Infinite copies of a specific creature
- Luminous Broodmoth + Viscera Seer → Infinite creature LTB, Infinite creature ETB, Infinite creature sacrifice triggers, Infinite death triggers, Infinite scry 1
- Ulalek, Fused Atrocity + Echoes of Eternity + Kozilek's Unsealing → Infinite colorless mana, Infinite copies of abilities you control on the stack, Infinite copies of a specific creature, Infinite creature tokens, Infinite death triggers, Infinite creature ETB, Infinite creature LTB, Infinite creature sacrifice triggers
- The World Tree + Maskwood Nexus → Put all creature cards from your library onto the battlefield
- Luminous Broodmoth + Phyrexian Altar → Infinite creature LTB, Infinite creature ETB, Infinite colored mana, Infinite creature sacrifice triggers, Infinite death triggers
Other commanders
Frequently asked questions
What is Rukarumel, Biologist's color identity?
Rukarumel, Biologist is black, green, red, blue and white: its deck can only run cards of those colors plus colorless ones. Color identity comes from every mana symbol on the card, including those in the rules text, not just the casting cost.
What turn does Rukarumel, Biologist come down, and how often does the deck get stuck?
In the average Rukarumel, Biologist deck (the 99 most-included cards per EDHREC, with 36 lands), simulated 4,000 times, the commander comes down on turn 5.0 on average and is on the battlefield before turn 7 in 93 % of games. It misses at least one land drop in the first six turns 30 % of the time and floods 12 %. Deck health: C+ (60/100).
How many lands should a Rukarumel, Biologist deck run?
Real Rukarumel, Biologist decks run 36 lands on average. That is a starting point, not a rule: a lower curve can shave one or two, big-mana builds want more. The EDH Optimizer simulator tells you, over 10,000 games, how often you get mana screwed or flooded with your exact count.
What are the best cards for Rukarumel, Biologist?
The three highest-synergy cards are Gemhide Sliver, Manaweft Sliver, Cloudshredder Sliver. This page lists the top 24 with their real inclusion rate in Rukarumel, Biologist decks.
What combos does Rukarumel, Biologist have?
Rukarumel, Biologist has 6 known combos. The most popular one is Luminous Broodmoth + Ashnod's Altar. Note that two-card combos raise your deck's bracket, so it is worth knowing which ones you are running before you sit down.
How much does a Rukarumel, Biologist deck cost?
You can start cheap: Gemhide Sliver, Manaweft Sliver, Cloudshredder Sliver are under €2 each. The "Level up" section on this page splits the best cards into three price caps PER CARD (up to €2, up to €10 and no cap), and the optimizer only suggests swaps that fit the cap you pick.