---
name: "Breaching Leviathan"
mana_cost: "{7}{U}{U}"
cmc: 9
type_line: "Creature — Leviathan"
colors: ["U"]
color_identity: ["U"]
keywords: []
set: "C14"
set_name: "Commander 2014"
collector_number: "12"
rarity: "rare"
artist: "Tomasz Jedruszek"
oracle_id: "7d249b16-33ef-463e-9e5d-0b84d434f093"
canonical_url: "https://avascry.com/printing/breaching-leviathan-c14"
legalities:
  commander: "legal"
  standard: "not_legal"
  modern: "not_legal"
  pioneer: "not_legal"
  legacy: "legal"
  vintage: "legal"
  pauper: "not_legal"
  penny: "not_legal"
---

# Breaching Leviathan
- **Mana Cost:** `{7}{U}{U}` (CMC: 9)
- **Type:** Creature — Leviathan
- **Power/Toughness:** 9/9

## Oracle Text
When this creature enters, if you cast it from your hand, tap all nonblue creatures. Those creatures don't untap during their controllers' next untap steps.

> *Ces eaux restent inexplorées, mais ce n'est pas faute d'avoir essayé.*

## Top 4096-Dim Neural Synergies
1. [Leviathan](/printing/leviathan-btd.md) — Creature — Leviathan
2. [Kederekt Leviathan](/printing/kederekt-leviathan-2x2.md) — Creature — Leviathan
3. [Summon: Leviathan](/printing/summon-leviathan-pfin.md) — Enchantment Creature — Saga Leviathan
4. [Thing from the Deep](/printing/thing-from-the-deep-me4.md) — Creature — Leviathan
5. [Kiora's Dambreaker](/printing/kioras-dambreaker-rvr.md) — Creature — Leviathan
6. [Llawan, Cephalid Empress](/printing/llawan-cephalid-empress-sld.md) — Legendary Creature — Octopus Noble

## Printing Details
- **Set:** Commander 2014 (C14) #12
- **Rarity:** Rare
- **Artist:** Tomasz Jedruszek
- **Total Printings:** 7 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`