---
name: "Secret Base"
mana_cost: "N/A"
cmc: 0
type_line: "Land"
colors: []
color_identity: []
keywords: []
set: "UST"
set_name: "Unstable"
collector_number: "165b"
rarity: "common"
artist: "Matt Gaser"
oracle_id: "1017088c-08a3-45d9-a7f7-01fb2f309717"
canonical_url: "https://avascry.com/printing/secret-base-ust"
legalities:
  commander: "not_legal"
  standard: "not_legal"
  modern: "not_legal"
  pioneer: "not_legal"
  legacy: "not_legal"
  vintage: "not_legal"
  pauper: "not_legal"
  penny: "not_legal"
---

# Secret Base
- **Mana Cost:** `N/A` (CMC: 0)
- **Type:** Land

## Oracle Text
{T}: Add {C}.
{T}: Add one mana of any color. Spend this mana only to cast a spell that shares a watermark with this land.

> *The location of S.N.E.A.K. HQ is a closely guarded secret.*

## Top 4096-Dim Neural Synergies
1. [Watermarket](/printing/watermarket-ust.md) — Land
2. [Unknown Shores](/printing/unknown-shores-thb.md) — Land
3. [A-Base Camp](/printing/a-base-camp-znr.md) — Land
4. [School of the Unseen](/printing/school-of-the-unseen-all.md) — Land
5. [Base Camp](/printing/base-camp-znr.md) — Land
6. [Cryptic Spires](/printing/cryptic-spires-2x2.md) — Land

## Printing Details
- **Set:** Unstable (UST) #165b
- **Rarity:** Common
- **Artist:** Matt Gaser
- **Total Printings:** 5 across all historical editions

## Format Legalities
Commander: `not_legal` | Standard: `not_legal` | Modern: `not_legal` | Pioneer: `not_legal` | Legacy: `not_legal` | Vintage: `not_legal` | Pauper: `not_legal` | Penny: `not_legal`