---
name: "Rain of Filth"
mana_cost: "{B}"
cmc: 1
type_line: "Instant"
colors: []
color_identity: ["B"]
keywords: []
set: "SLD"
set_name: "Secret Lair Drop"
collector_number: "1547★"
rarity: "uncommon"
artist: "Stephen Daniele"
oracle_id: "aa77980d-0434-40f0-990f-1c8c50610174"
canonical_url: "https://avascry.com/printing/rain-of-filth-sld"
legalities:
  commander: "legal"
  standard: "not_legal"
  modern: "not_legal"
  pioneer: "not_legal"
  legacy: "legal"
  vintage: "legal"
  pauper: "not_legal"
  penny: "not_legal"
---

# Rain of Filth
- **Mana Cost:** `{B}` (CMC: 1)
- **Type:** Instant

## Oracle Text
Until end of turn, lands you control gain "Sacrifice this land: Add {B}."

## Top 4096-Dim Neural Synergies
1. [Blighted Fen](/printing/blighted-fen-bfz.md) — Land
2. [Squandered Resources](/printing/squandered-resources-vis.md) — Enchantment
3. [Contamination](/printing/contamination-usg.md) — Enchantment
4. [Rolling Spoil](/printing/rolling-spoil-rav.md) — Sorcery
5. [Desecrated Earth](/printing/desecrated-earth-zen.md) — Sorcery
6. [Lake of the Dead](/printing/lake-of-the-dead-vma.md) — Land

## Printing Details
- **Set:** Secret Lair Drop (SLD) #1547★
- **Rarity:** Uncommon
- **Artist:** Stephen Daniele
- **Total Printings:** 4 across all historical editions

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

## Official Rulings
- *(2004-10-04)* Only grants the ability to lands you control when this ability resolves.
- *(2004-10-04)* The granted ability can be used while the land is tapped.