First printed in Final Fantasy Commander (2025)
All 2 prints
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Final Fantasy Commander (FIC) #160, 2025
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Final Fantasy Commander (FIC) #68, 2025
Maester Seymour 
Legendary Creature — Human Elf Cleric
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.
: 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.)
MTGO price: 2.31 TIX, the cheapest non-foil print (average sell price on GoatBots, 28 Oct 2026).
In the last 30 days 0.1% of Commander decks played it (4 of 6150). Most played in Tidus, Yuna's Guardian.
Combos
4 combos from Commander Spellbook, the most popular first.
- Infinite turns, Lock: Maester Seymour + Sage of Hours
- Infinite colored mana, Infinite combat phases…: Aggravated Assault + Crystalline Crawler + Maester Seymour
- Infinite colored mana, Infinite combat phases…: Crystalline Crawler + Hellkite Charger + Maester Seymour
- Infinite creature tokens with haste, Infinite colored mana…: Crystalline Crawler + Maester Seymour + Najeela, the Blade-Blossom
Legality
Constructed
- Standard Not legal
- Pioneer Not legal
- Modern Not legal
- Legacy Legal
- Vintage Legal
- Pauper Not legal
- Future Standard Not legal
- Historic Not legal
- Timeless Not legal
- Alchemy Not legal
- Penny Dreadful Not legal
- Premodern Not legal
- Old School 93/94 Not legal
Singleton
- Gladiator Not legal
Commander formats
- Commander Legal
- Duel Commander Legal
- Pauper Commander Not legal
- PreDH Not legal
- Tiny Leaders Legal
- Oathbreaker Legal
- Brawl Not legal
- Standard Brawl Not legal
- Competitive Brawl Not legal
