Archive Trap
Instant — Trap
If an opponent searched their library this turn, you may pay 
rather than pay this spell's mana cost.
Target opponent mills thirteen cards.
- CMC
- 5
- Mana cost
- Color identity
- U
- Rarity
- rare
- Set
- The List
- Price
- $2.19
- EDHREC rank
- #5766
Archive Trap mills thirteen cards for zero mana the moment an opponent searches their library — and in Commander, fetchlands and tutors make that trigger trivial to hit. With Bruvac the Grandiloquent on board, that zero-mana spell becomes a twenty-six-card mill, which is frequently lethal in a single cast.
Best Commanders
Commanders with the highest synergy
Bruvac the Grandiloquent
Bruvac the Grandiloquent's replacement effect doubles every mill trigger, so Archive Trap becomes a free spell that removes twenty-six cards — roughly a quarter of a starting library — the instant an opponent cracks a fetchland.
The Mindskinner
The Mindskinner generates poison counters whenever opponents mill, turning Archive Trap's thirteen-card hit into a poison clock that stacks with every tutor or fetchland at the table.
Phenax, God of Deception
Phenax, God of Deception decks want high-volume mill at instant speed to finish off what the tap-to-mill engine chips away, and Archive Trap delivers thirteen cards for free whenever an opponent digs through their library.
Lord Xander, the Collector
Lord Xander, the Collector pairs discard, sacrifice, and mill effects to grind opponents into nothing, and Archive Trap slots in as a free spell that punishes the tutors and fetchlands Lord Xander decks expect to see across the table.
Saruman of Many Colors
Saruman of Many Colors copies spells opponents cast, but the deck still needs its own mill density to close games, and Archive Trap's free-cast ceiling makes it one of the most mana-efficient ways to fill that role.
Format Analysis
Where it lives, where it can’t
| Format | Verdict |
|---|---|
| commander | legal |
| legacy | legal |
| modern | legal |
| pioneer | not legal |
| standard | not legal |
| vintage | legal |
| pauper | not legal |
| oathbreaker | legal |
In Commander, Archive Trap is at its absolute ceiling — four players running fetchlands, tutors, and Rampant Growth effects means the free-cast condition is almost guaranteed by turn two, and thirteen cards represents a meaningful fraction of a 99-card library. Modern is the other format where Archive Trap has historically mattered, slotting into mill decks that pair it with Path to Exile and Ghost Quarter to force library searches on demand. Legacy and Vintage give it a legal home but offer better options, so it sees essentially no play there. Archive Trap is unplayable in Pioneer, Standard, and Pauper either by legality or format structure.
Key Combos
Combo lines featuring this card
Price Context
Current price
$2.19 cheap tier
At $2.19, Archive Trap sits in budget territory for a card that frequently costs zero mana and swings the game in dedicated mill decks. That price is fair and unlikely to move dramatically — it's widely reprinted enough to stay accessible but specific enough that it won't bottom out.
Explore
Sources
Updated . Data from Scryfall, EDHREC, and Commander Spellbook.