Caves of Koilos
Reprinted in Reality Fracture Commander (FRC), released October 2, 2026.
Caves of Koilos: Land, Reality Fracture Commander. Tap: Add C. Tap: Add W or B. This land deals 1 damage to you. Prices and printings on Mana Grove.
- Mana value
- 0
- Type
- Land
- Colour identity
- White and black (WB)
- Rarity
- Rare
- Set
- Reality Fracture Commander (FRC)
- Released
- 2026-10-02
- Collector number
- 66
- Artist
- Julian Kok Joon Wen
Build around this card with Grover
About Caves of Koilos
Caves of Koilos is a Magic: The Gathering card, a rare white and black land from Reality Fracture Commander (FRC), a Commander product released in October 2026. It is collector number 66 in that set, with art by Julian Kok Joon Wen. As a land, it has no mana cost. Its colour identity is white and black. It is legal in Pioneer, Modern, Legacy, Vintage, Premodern, Commander, Duel Commander, Oathbreaker, PreDH, Brawl, Historic, Timeless, Gladiator and Penny Dreadful. It has been printed in 20 sets, from Apocalypse (2001) to Reality Fracture Commander (2026). The latest aggregated market price for this printing is $0.44 (normal finish, as of 2026-10-23).
Card text
{T}: Add {C}.
{T}: Add {W} or {B}. This land deals 1 damage to you.
After years of silence, the caves once again echo with the grisly sounds of Phyrexians preparing for war.
Market price
Latest aggregated market price for the normal finish of this printing: $0.44 (as of 2026-10-23).
The figure covers this printing only; other printings carry their own price on their own page.
Format legality
Legality of Caves of Koilos by format. Formats in which it is not legal are not listed.
| Pioneer | Legal |
|---|---|
| Modern | Legal |
| Legacy | Legal |
| Vintage | Legal |
| Premodern | Legal |
| Commander | Legal |
| Duel Commander | Legal |
| Oathbreaker | Legal |
| PreDH | Legal |
| Brawl | Legal |
| Historic | Legal |
| Timeless | Legal |
| Gladiator | Legal |
| Penny Dreadful | Legal |
Other printings of Caves of Koilos
Caves of Koilos has been printed in 20 sets. The 12 most recent other printings are listed here, newest first, with the rarity and release year of each.
| Printing | Rarity | Year |
|---|---|---|
| The List (PLST) #DMU-244 | Rare | 2026 |
| Secrets of Strixhaven Commander (SOC) #365 | Rare | 2026 |
| Tarkir: Dragonstorm Commander (TDC) #348 | Rare | 2025 |
| Aetherdrift Commander (DRC) #148 | Rare | 2025 |
| Duskmourn: House of Horror Commander (DSC) #268 | Rare | 2024 |
| Modern Horizons 3 Commander (M3C) #328 | Rare | 2024 |
| Outlaws of Thunder Junction Commander (OTC) #277 | Rare | 2024 |
| Dominaria United (DMU) #244 | Rare | 2022 |
| Dominaria United (DMU) #378 | Rare | 2022 |
| Dominaria United Promos (PDMU) #244p | Rare | 2022 |
| Dominaria United Promos (PDMU) #244s | Rare | 2022 |
| Commander 2021 (C21) #283 | Rare | 2021 |
Official rulings
Two official rulings apply to Caves of Koilos, newest first.
- The damage dealt to you is part of the second mana ability. It doesn't use the stack and can't be responded to.
- Like most lands, each land in this cycle is colorless. The damage dealt to you is dealt by a colorless source.
Similar cards
Other land cards with a white and black colour identity, ranked by how often they appear in Commander decks.