Arcane Foundry › Commanders › Maester Seymour
Maester Seymour
Legendary Creature — Human Elf Cleric · {2}{G} · Green commander
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.)
Build a Maester Seymour deck →
What Maester Seymour actually does
Read off the card by the same engine the Forge and Analyzer use — this is the mechanical classification, not a summary.
- Triggered ability · beginning_of_combatAt 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.
- Activated ability{3}{G}{G}: Monstrosity X, where X is the number of counters among creatures you control.
- Keyword · monstrositymonstrosity
What a Maester Seymour deck wants
The plan the Forge derives for this commander: the roles it fills and how many of each.
- 21× A creature that HAS the keyword the commander's trigger counts — a card that merely says the word is not one
- 20× Put +1/+1 counters on creatures you control, or multiply the ones already there
- 5× Actually remove one problem permanent — preventing its damage is not removing it
- 1× Answer a whole board at once
- 9× Find the exact card the plan needs
- 7× Refill your hand
- 2× Keep a permanent you control alive through removal
- 11× Get ahead on mana
Best cards for Maester Seymour
Ranked by an engine that reads what each card does — its real cost, its delay and how reliably it works — rather than counting how often other people play it.
A creature that HAS the keyword the commander's trigger counts — a card that merely says the word is not one
- Giggling Skitterspike4 mana
- Maester Seymour3 mana
- Clay Golem4 mana
- Polukranos, World Eater4 mana
- Domesticated Hydra4 mana
- Ravenous Leucrocota4 mana
- Swarmborn Giant4 mana
- Colossus of Akros8 mana
Put +1/+1 counters on creatures you control, or multiply the ones already there
- Karn's Bastion0 mana
- Bristly Bill, Spine Sower2 mana
- Cankerbloom2 mana
- Thirsting Roots1 mana
- Evolution Sage3 mana
- Mossborn Hydra3 mana
- Contagion Clasp2 mana
- Fangs of Kalonia2 mana
Actually remove one problem permanent — preventing its damage is not removing it
- Beast Within3 mana
- Nature's Claim1 mana
- Emerald Charm1 mana
- Shrink1 mana
- Naturalize2 mana
- Origin of Metalbending2 mana
- Natural State1 mana
- Umezawa's Jitte2 mana
Answer a whole board at once
- Simplify1 mana
- Aligned Hedron Network4 mana
- Coercive Portal4 mana
- Needle Storm3 mana
- Whirlwind4 mana
- Hurricane1 mana
- Worldslayer5 mana
- Corrosive Gale1 mana
Find the exact card the plan needs
- Green Sun's Zenith1 mana
- Nature's Rhythm2 mana
- Celestial Reunion1 mana
- Worldly Tutor1 mana
- March of Burgeoning Life1 mana
- Archdruid's Charm3 mana
- Chord of Calling3 mana
- Eldritch Evolution3 mana
Refill your hand
- Skullclamp1 mana
- Garruk's Uprising3 mana
- Beast Whisperer4 mana
- The One Ring4 mana
- Pip-Boy 30001 mana
- Vexing Bauble1 mana
- Elemental Bond3 mana
- Selvala, Heart of the Wilds3 mana
Keep a permanent you control alive through removal
- Innkeeper's Talent2 mana
- Guardian Augmenter3 mana
- Cryptothrall4 mana
- Saryth, the Viper's Fang4 mana
- Lightning Greaves2 mana
- Swiftfoot Boots2 mana
- Asceticism5 mana
- Eldrazi Monument5 mana
Get ahead on mana
- Chrome Mox0 mana
- Everflowing Chalice0 mana
- Mox Amber0 mana
- Mox Diamond0 mana
- Mox Opal0 mana
- Birds of Paradise1 mana
- Crop Rotation1 mana
- Delighted Halfling1 mana