Fraying Sanity
Enchantment — Aura Curse
Enchant player
At the beginning of each end step, enchanted player mills X cards, where X is the number of cards put into their graveyard from anywhere this turn.
- CMC
- 3
- Mana cost
- Color identity
- U
- Rarity
- rare
- Set
- Fallout
- Price
- —
- EDHREC rank
- #2863
Fraying Sanity doubles every mill trigger for the rest of the game — the enchanted player mills X cards at their end step equal to how many they already milled that turn, turning modest pressure into a death spiral. Three mana for a cumulative doubling effect is efficient, and pairing it with a single Maddening Cacophony or any mass-mill spell often ends the game on the spot. The Mindskinner makes it a two-card kill; most dedicated mill commanders treat it as a mandatory inclusion.
Best Commanders
Commanders with the highest synergy
The Mindskinner
The Mindskinner's ability mills players whenever it connects, and Fraying Sanity doubles that mill at end of turn — a couple of attacks under the enchantment frequently mills an opponent out by itself. These two cards form the core engine of the archetype, which is why Fraying Sanity shows up in over half of all The Mindskinner lists.
Bruvac the Grandiloquent
Bruvac the Grandiloquent already doubles every mill event, so Fraying Sanity adds a third layer of multiplication — a spell that mills six mills twelve through Bruvac, then mirrors that twelve at end of step. The combination means even incremental mill spells end games absurdly fast.
Phenax, God of Deception
Phenax, God of Deception mills by tapping creatures equal to their toughness, generating large single-turn totals that Fraying Sanity then copies at end of step. A board of defensive creatures becomes lethal threat density once Fraying Sanity is in play.
Lord Xander, the Collector
Lord Xander, the Collector attacks opponents' hands and libraries simultaneously, and Fraying Sanity amplifies the library pressure half of that gameplan. The combination of hand disruption and doubled mill makes it very hard for opponents to rebuild or draw into answers.
The Wise Mothman
The Wise Mothman spreads -1/-1 counters through radiation counters, which independently mills opponents — Fraying Sanity turns that incidental milling into a realistic alternate win condition. In a four-player game, the enchantment's end-step trigger can trigger against multiple opponents, accelerating the radiation clock across the table.
Format Analysis
Where it lives, where it can’t
| Format | Verdict |
|---|---|
| commander | legal |
| legacy | legal |
| modern | legal |
| pioneer | legal |
| standard | not legal |
| vintage | legal |
| pauper | not legal |
| oathbreaker | legal |
Fraying Sanity is legal in Commander, Legacy, Modern, Pioneer, Vintage, and Oathbreaker. Commander is its natural home — multiplayer games give the enchantment time to compound, and dedicated mill commanders provide enough raw mill volume to make the doubling effect game-ending. In Modern, Fraying Sanity has seen fringe play in mill sideboards and occasionally main decks, where it closes games that would otherwise drag past an opponent's life total recovery; the three-mana cost is a real consideration in a format that wants to kill on turn three or four. Pioneer mill is slower and Fraying Sanity is playable there, though less of a format staple. Legacy and Vintage have the raw speed to make mill viable but rarely need a slow enchantment when they have faster tools; Fraying Sanity appears occasionally as a finisher but is not a format fixture in either.
Key Combos
Combo lines featuring this card
Maddening CacophonyFraying Sanity
Infinite mill for target opponent; Near-infinite mill
View on Commander Spellbook ↗
Cut Your LossesFraying Sanity
Infinite self-mill; Infinite mill for target opponent
View on Commander Spellbook ↗
Price Context
Current price
unknown tier
Pricing data isn't currently available for Fraying Sanity, so check Scryfall or your preferred retailer for current market values. Given its status as a near-mandatory inclusion in multiple popular mill commanders, demand stays consistent — it's unlikely to be a bulk rare.
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Sources
Updated . Data from Scryfall, EDHREC, and Commander Spellbook.