Cheapest priced copy (Commander Masters): $4.99 at Card Kingdom, near mint, their price list as of .
Sanctum Weaver 
Enchantment Creature — Dryad · 0/2 · Rare · Modern Horizons 2 · #171
{T}: Add X mana of any one color, where X is the number of enchantments you control.
Legal inCommanderModernLegacyVintage
Not legal inBrawlStandardPioneerPauper
6 printings · $4.99 to $17.99 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Commander Masters | 910 | Rare | $4.99 | — |
| Modern Horizons 2 | 171 | Rare | $5.49 | $9.99 |
| Modern Horizons 2 | 462 | Rare | $6.49 | $15.99 |
| The List | MH2-171 | Rare | $4.99 | — |
| Modern Horizons 2 Promos | 171s | Rare | — | $17.99 |
| Wilds of Eldraine Commander | 131 | Rare | $5.49 | — |
One ruling from Wizards of the Coast
- 18 June 2021Sanctum Weaver's ability is a mana ability and does not use the stack. This means that no player can respond to the ability by taking an action that would reduce the number of enchantments you have.