EDH Optimizer
Maester Seymour
Legendary Creature — Human Elf Cleric · 2G
Color identity: Green
Maester Seymour is green: its deck can only run cards of that color plus colorless ones.
Rules text:
At the beginning of combat on your turn, put a number of +1/+1 counters equal to Maester Seymour's power on another target creature you control.
{3}{G}{G}: Monstrosity X, where X is the number of counters among creatures you control. (If this creature isn't monstrous, put X +1/+1 counters on it and it becomes monstrous.)
Reference price of the card: €0.38
Comes in the precon Counter Blitz
Average lands in decks for Maester Seymour: 34
+1/+1 CountersElvesAggroLifegainStompyTokens
Build your Maester Seymour deck step by step, with in-depth analysis and AI optimization of your list.
🛠️ Build a deck for Maester Seymour 📥 Analyze my deck🎲 How the average Maester Seymour 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+ (61/100)
- Consistency69
- Speed52
- Interaction47
- Resilience87
- Closing62
See the cards of the average deck · 99 cards, 34 lands (12 nonbasic, 22 Forest)
Sol Ring · Hardened Scales · Gyre Sage · Inspiring Call · Branching Evolution · The Earth Crystal · Kami of Whispered Hopes · Forgotten Ancient · Sphere Grid · Terrasymbiosis · Warden of the Grove · Heroic Intervention · Llanowar Elves · Beast Within · Incubation Druid · Snakeskin Veil · Evolution Witness · Elvish Mystic · Champion of Lambholt · Ozolith, the Shattered Spire · Arwen, Weaver of Hope · Tromell, Seymour's Butler · Ouroboroid · Cultivate · Emerald Medallion · Kalonian Hydra · Managorger Hydra · Innkeeper's Talent · Duskshell Crawler · Garruk's Uprising · Defiler of Vigor · Rampant Growth · Rishkar, Peema Renegade · Benevolent Hydra · Doubling Season · Kodama of the West Tree · Rishkar's Expertise · The Great Henge · The Ozolith · Gaea's Gift · Loading Zone · Archdruid's Charm · Bugenhagen, Wise Elder · Collective Resistance · Ornery Tumblewagg · Walking Ballista · Hydra's Growth · Nature's Lore · Three Visits · Kodama's Reach · Goldvein Hydra · High Score · Bristly Bill, Spine Sower · Disciple of Freyalise // Garden of Freyalise · Swiftfoot Boots · Vigor · Fangs of Kalonia · Harmonize · Mossborn Hydra · Fyndhorn Elves · Herd Heirloom · Return of the Wildspeaker · Arcane Signet · Bridgeworks Battle // Tanglespan Bridgeworks · Silkguard · Oran-Rief, the Vastwood · Rogue's Passage · Castle Garenbrig · Karn's Bastion · Mosswort Bridge · Reliquary Tower · Boseiju, Who Endures · Llanowar Reborn · Bonders' Enclave · Nykthos, Shrine to Nyx · Opal Palace · Tyrite Sanctum
🃏 Recommended cards for Maester Seymour
The highest-synergy cards in decks for Maester Seymour, with their inclusion rate.
| Card | Inclusion | Synergy |
|---|---|---|
| Gyre Sage | 71% | +65% |
| Hardened Scales | 73% | +59% |
| Inspiring Call | 71% | +57% |
| Kami of Whispered Hopes | 63% | +56% |
| Sphere Grid | 59% | +54% |
| Branching Evolution | 65% | +53% |
| Warden of the Grove | 56% | +52% |
| Forgotten Ancient | 62% | +51% |
| Terrasymbiosis | 58% | +48% |
| The Earth Crystal | 65% | +48% |
| Evolution Witness | 50% | +46% |
| Incubation Druid | 51% | +46% |
| Tromell, Seymour's Butler | 46% | +44% |
| Arwen, Weaver of Hope | 46% | +43% |
| Ozolith, the Shattered Spire | 48% | +41% |
| Ouroboroid | 45% | +38% |
| Champion of Lambholt | 48% | +38% |
| Kalonian Hydra | 43% | +36% |
| Duskshell Crawler | 39% | +36% |
| Innkeeper's Talent | 42% | +35% |
| Managorger Hydra | 43% | +33% |
| Benevolent Hydra | 36% | +33% |
| Ornery Tumblewagg | 33% | +31% |
| Rishkar, Peema Renegade | 37% | +31% |
💰 The best cards for your Maester Seymour 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.
- Gyre Sage
- Hardened Scales
- Inspiring Call
- Warden of the Grove
- Forgotten Ancient
- Evolution Witness
Tier 2 · Balanced up to €10/card
The real step up: pieces that are no longer cheap but still sensible.
- Kami of Whispered Hopes
- Sphere Grid
- Branching Evolution
- The Earth Crystal
- Arwen, Weaver of Hope
- Ozolith, the Shattered Spire
Tier 3 · No cap no cap
The cards your price cap was hiding from you.
- Terrasymbiosis
- Ouroboroid
- Kodama of the West Tree
- The Ozolith
- Giggling Skitterspike
- Doubling Season
Reference prices (cheapest English printing). They change daily.
♾️ Known combos with Maester Seymour
- Scurry Oak + Ivy Lane Denizen → Infinite +1/+1 counters on a creature, Infinite creature tokens, Infinite ETB
- Staff of Domination + Selvala, Heart of the Wilds → Infinite card draw, Infinite colored mana, Infinite draw triggers, Infinite lifegain, Infinite lifegain triggers, Infinite mana creatures you control can produce, Infinite untap of creatures you control
- Herd Baloth + Ivy Lane Denizen → Infinite +1/+1 counters on a creature, Infinite creature tokens, Infinite ETB
- Staff of Domination + Kami of Whispered Hopes → Infinite card draw, Infinite colored mana, Infinite draw triggers, Infinite lifegain, Infinite lifegain triggers, Infinite mana creatures you control can produce, Infinite untap of creatures you control
- Vigor + Hardened Scales + Walking Ballista → Infinite damage, Infinite +1/+1 counters on creatures you control
- Staff of Domination + Gyre Sage → Infinite card draw, Infinite draw triggers, Infinite lifegain, Infinite lifegain triggers, Infinite mana creatures you control can produce, Infinite untap of creatures you control, Infinite green mana
Other commanders
Frequently asked questions
What is Maester Seymour's color identity?
Maester Seymour is green: its deck can only run cards of that color 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 Maester Seymour come down, and how often does the deck get stuck?
In the average Maester Seymour deck (the 99 most-included cards per EDHREC, with 34 lands), simulated 4,000 times, the commander comes down on turn 2.8 on average and is on the battlefield before turn 7 in 100 % of games. It misses at least one land drop in the first six turns 29 % of the time and floods 9 %. Deck health: C+ (61/100).
How many lands should a Maester Seymour deck run?
Real Maester Seymour decks run 34 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 Maester Seymour?
The three highest-synergy cards are Gyre Sage, Hardened Scales, Inspiring Call. This page lists the top 24 with their real inclusion rate in Maester Seymour decks.
What combos does Maester Seymour have?
Maester Seymour has 6 known combos. The most popular one is Scurry Oak + Ivy Lane Denizen. 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 Maester Seymour deck cost?
You can start cheap: Gyre Sage, Hardened Scales, Inspiring Call 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.