---
name: "Marrow-Gnawer"
mana_cost: "{3}{B}{B}"
cmc: 5
type_line: "Legendary Creature — Rat Rogue"
colors: ["B"]
color_identity: ["B"]
keywords: []
set: "J21"
set_name: "Jumpstart: Historic Horizons"
collector_number: "355"
rarity: "rare"
artist: "Wayne Reynolds"
oracle_id: "2b934761-5720-477b-94b7-d1d91dc581a6"
canonical_url: "https://avascry.com/printing/marrow-gnawer-j21"
legalities:
  commander: "legal"
  standard: "not_legal"
  modern: "legal"
  pioneer: "not_legal"
  legacy: "legal"
  vintage: "legal"
  pauper: "not_legal"
  penny: "legal"
---

# Marrow-Gnawer
- **Mana Cost:** `{3}{B}{B}` (CMC: 5)
- **Type:** Legendary Creature — Rat Rogue
- **Power/Toughness:** 2/3

## Oracle Text
All Rats have fear.
{T}, Sacrifice a Rat: Create X 1/1 black Rat creature tokens, where X is the number of Rats you control.

## Top 4096-Dim Neural Synergies
1. [Lord Skitter, Sewer King](/printing/lord-skitter-sewer-king-pwoe.md) — Legendary Creature — Rat Noble
2. [Pack Rat](/printing/pack-rat-sld.md) — Creature — Rat
3. [Ogre Slumlord](/printing/ogre-slumlord-cmm.md) — Creature — Ogre Rogue
4. [Rat King, Pale Piper](/printing/rat-king-pale-piper-tmc.md) — Legendary Creature — Rat Avatar
5. [Swarm of Rats](/printing/swarm-of-rats-phuk.md) — Creature — Rat
6. [Voracious Vermin](/printing/voracious-vermin-woe.md) — Creature — Rat

## Printing Details
- **Set:** Jumpstart: Historic Horizons (J21) #355
- **Rarity:** Rare
- **Artist:** Wayne Reynolds
- **Total Printings:** 19 across all historical editions

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