---
name: "Harbor Serpent"
mana_cost: "{4}{U}{U}"
cmc: 6
type_line: "Creature — Serpent"
colors: ["U"]
color_identity: ["U"]
keywords: ["Landwalk", "Islandwalk"]
set: "M13"
set_name: "Magic 2013"
collector_number: "53"
rarity: "common"
artist: "Daarken"
oracle_id: "599fb8b1-8750-4832-869a-cddc3784087a"
canonical_url: "https://avascry.com/printing/harbor-serpent-m13"
legalities:
  commander: "legal"
  standard: "not_legal"
  modern: "legal"
  pioneer: "not_legal"
  legacy: "legal"
  vintage: "legal"
  pauper: "legal"
  penny: "legal"
---

# Harbor Serpent
- **Mana Cost:** `{4}{U}{U}` (CMC: 6)
- **Type:** Creature — Serpent
- **Power/Toughness:** 5/5
- **Keywords:** Landwalk, Islandwalk

## Oracle Text
Islandwalk (This creature can't be blocked as long as defending player controls an Island.)
This creature can't attack unless there are five or more Islands on the battlefield.

> *Comme la plupart des monstres géants vénérés comme des dieux par les villageois, c'est un maître capricieux.*

## Top 4096-Dim Neural Synergies
1. [Benthic Behemoth](/printing/benthic-behemoth-7ed.md) — Creature — Serpent
2. [Sea Serpent](/printing/sea-serpent-leb.md) — Creature — Serpent
3. [Segovian Leviathan](/printing/segovian-leviathan-4ed.md) — Creature — Leviathan
4. [Stormtide Leviathan](/printing/stormtide-leviathan-m11.md) — Creature — Leviathan
5. [Grayscaled Gharial](/printing/grayscaled-gharial-rav.md) — Creature — Crocodile
6. [Deep-Sea Serpent](/printing/deep-sea-serpent-por.md) — Creature — Serpent

## Printing Details
- **Set:** Magic 2013 (M13) #53
- **Rarity:** Common
- **Artist:** Daarken
- **Total Printings:** 32 across all historical editions

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