---
name: "Petrahydrox"
mana_cost: "{3}{U/R}"
cmc: 4
type_line: "Creature — Weird"
colors: ["R", "U"]
color_identity: ["R", "U"]
keywords: []
set: "RVR"
set_name: "Ravnica Remastered"
collector_number: "209"
rarity: "common"
artist: "Anthony S. Waters"
oracle_id: "545c516f-85a4-4a59-8cfa-03da27121a57"
canonical_url: "https://avascry.com/printing/petrahydrox-rvr"
legalities:
  commander: "legal"
  standard: "not_legal"
  modern: "legal"
  pioneer: "not_legal"
  legacy: "legal"
  vintage: "legal"
  pauper: "legal"
  penny: "legal"
---

# Petrahydrox
- **Mana Cost:** `{3}{U/R}` (CMC: 4)
- **Type:** Creature — Weird
- **Power/Toughness:** 3/3

## Oracle Text
({U/R} can be paid with either {U} or {R}.)
When this creature becomes the target of a spell or ability, return this creature to its owner's hand.

> *それは池に砂利が落ちるような音を立てて通りの割れ目から消え去る。*

## Top 4096-Dim Neural Synergies
1. [Frostburn Weird](/printing/frostburn-weird-clu.md) — Creature — Weird
2. [Yarok's Wavecrasher](/printing/yaroks-wavecrasher-j25.md) — Creature — Elemental
3. [Familiar's Ruse](/printing/familiars-ruse-lrw.md) — Instant
4. [Steamcore Weird](/printing/steamcore-weird-ddh.md) — Creature — Weird
5. [Spellskite](/printing/spellskite-nph.md) — Artifact Creature — Phyrexian Horror
6. [Crackleburr](/printing/crackleburr-eve.md) — Creature — Elemental

## Printing Details
- **Set:** Ravnica Remastered (RVR) #209
- **Rarity:** Common
- **Artist:** Anthony S. Waters
- **Total Printings:** 17 across all historical editions

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