Arcane Signet
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Artifact
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Secrets of Strixhaven Commander (SOC)
74% of Commander decks tracked on Playgroup Live run Arcane Signet. When drawn, 78% of copies reach the battlefield, with a median first-cast turn of 3.
Arcane Signet sits among the most-included mana rocks in Commander on Playgroup Live, appearing in 2533 of 3421 tracked decks at an inclusion rate of 74%. That near-universal adoption reflects the card's unique property: unlike Sol Ring or other colorless rocks, it produces colored mana matched exactly to its commander's color identity, making it an automatic slot in almost any multicolor build.
The draw-to-play rate of 78% is one of the highest among all tracked artifacts. Players cast it quickly when they see it: 53% of drawn copies are cast on the same turn they're drawn, and the median first-cast turn lands on turn 3. Once on the battlefield, it survives at a rate of 83%, consistent with a low-threat artifact that opponents rarely prioritize for removal.
The concentration numbers are a genuine strength of this dataset. 1090 distinct players have brought Arcane Signet to a tracked game, and no single player accounts for more than 24% of instances. The spread across two-color, three-color, and five-color commanders confirms this is format-wide adoption, not a local playgroup artifact.
- 74% of tracked Commander decks include Arcane Signet
- 78% of drawn copies are cast before the game ends
- T3 median first-cast turn across 785 observed casts
- 83% battlefield stickiness once cast
- 1090 distinct players have brought this card to a tracked game
- 53% of drawn copies are cast on the very same turn
First-cast turn
n=785The "good card" funnel
4086 brought · 1090 playersOf 4086 Arcane Signets brought to tracked games, 969 were drawn, 785 of those were cast, and the majority stuck on the battlefield through end of game.
Players who cast this card win 29% of the time (n=785) , vs 27% when it never left the library (n=3006).
Final zone distribution
4086 instancesMost Arcane Signets finish the game in the library, a structural reality of 100-card singleton. The 83% stickiness rate among copies that do resolve suggests opponents rarely prioritize removing it.
Top commanders running this card
by deck count-
1
Killian, Decisive Mentor
43 decks
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2
Dina, Essence Brewer
42 decks
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3
Zimone, Infinite Analyst
37 decks
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4
Quintorius, History Chaser
35 decks
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5
Rootha, Mastering the Moment
32 decks
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6
Y'shtola, Night's Blessed
32 decks
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7
The Ur-Dragon
21 decks
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8
Ashling, the Limitless
20 decks
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9
Éowyn, Shieldmaiden
18 decks
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10
Auntie Ool, Cursewretch
15 decks
The commander distribution spans every color combination from two-color pairs like Killian and Dina all the way to five-color commanders, confirming Arcane Signet's adoption is format-wide rather than concentrated in any one archetype.
How often is Arcane Signet drawn in a Commander game? ▾
Across 1943 tracked games where Arcane Signet was in the deck, it was drawn 24% of the time. That is consistent with a singleton in a 100-card deck. Of 969 instances that reached a player's hand, 78% were cast before the game ended. The 53% same-turn cast rate tells you players treat it as a high-priority play the moment they see it.
What turn does Arcane Signet typically hit the battlefield? ▾
The median first-cast turn is 3. The distribution is front-loaded: a substantial cluster fires on turns 1 and 2 thanks to opening-hand keeps, with the bulk of remaining casts spread across turns 4 through 8. The 25th percentile is turn 2 and the 75th is turn 6, so in most games where it resolves, it resolves early enough to matter for the mana base.
Does casting Arcane Signet actually improve your chances of winning? ▾
In 785 participations where Arcane Signet reached the battlefield, the normalized win rate was 29%. In 3006 participations where it stayed in the library, the rate was 27%. The delta is +2.2 percentage points. Given both sample sizes are large, this is a consistent early signal that casting the Signet provides a modest but real edge. It should not be read as a causal claim without controlling for other deck factors.
Is Arcane Signet legal in all Commander formats? ▾
Arcane Signet is legal in Commander, Duel Commander, Brawl, Oathbreaker, Pauper Commander, and most other Constructed formats where it is available. It is not legal in Standard or Premodern. It is not on the Commander ban list, and given its role as a colored mana fixer rather than a combo enabler, a ban is not currently under discussion by the format's rules committee.
Why does Arcane Signet see such high inclusion compared to other 2-mana rocks? ▾
Most 2-mana mana rocks add only colorless mana. Arcane Signet produces any color within your commander's color identity, which makes it strictly better than alternatives like Mind Stone or Thought Vessel in multicolor decks. That coloring flexibility is why it auto-includes in two-color builds, three-color builds, and even five-color builds like The Ur-Dragon and Ashling, the Limitless. In mono-color or colorless commander decks it offers no advantage and is often cut, which explains why the inclusion rate sits at 74% rather than near 100%.
How reliable is the Playgroup Live data for Arcane Signet? ▾
The dataset for this card is one of the largest on Playgroup Live: 1943 tracked games, 785 recorded casts, and 1090 distinct players contributing. No single player accounts for more than 2% of instances, so the spread is broad. While Playgroup Live's total game pool is smaller than large-scale decklist scrapers, the live-game tracking captures actual in-game behavior rather than deck registration intent, making the draw and cast rates particularly meaningful.