---
name: "Caves of Koilos"
mana_cost: "N/A"
cmc: 0
type_line: "Land"
colors: []
color_identity: ["B", "W"]
keywords: []
set: "C20"
set_name: "Commander 2020"
collector_number: "262"
rarity: "rare"
artist: "Jim Nelson"
oracle_id: "33de01e9-ce5a-42d4-afcb-343cd54a6d80"
canonical_url: "https://avascry.com/printing/caves-of-koilos-c20"
legalities:
  commander: "legal"
  standard: "not_legal"
  modern: "legal"
  pioneer: "legal"
  legacy: "legal"
  vintage: "legal"
  pauper: "not_legal"
  penny: "legal"
---

# Caves of Koilos
- **Mana Cost:** `N/A` (CMC: 0)
- **Type:** Land

## Oracle Text
{T}: Add {C}.
{T}: Add {W} or {B}. This land deals 1 damage to you.

## Top 4096-Dim Neural Synergies
1. [Llanowar Wastes](/printing/llanowar-wastes-pbro.md) — Land
2. [Yavimaya Coast](/printing/yavimaya-coast-m3c.md) — Land
3. [Adarkar Wastes](/printing/adarkar-wastes-dmu.md) — Land
4. [Tarnished Citadel](/printing/tarnished-citadel-ody.md) — Land
5. [Grand Coliseum](/printing/grand-coliseum-c16.md) — Land
6. [Karplusan Forest](/printing/karplusan-forest-ptc.md) — Land

## Printing Details
- **Set:** Commander 2020 (C20) #262
- **Rarity:** Rare
- **Artist:** Jim Nelson
- **Total Printings:** 125 across all historical editions

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