---
name: "Depth Charge Colossus"
mana_cost: "{9}"
cmc: 9
type_line: "Artifact Creature — Dreadnought"
colors: []
color_identity: ["U"]
keywords: ["Prototype"]
set: "BRO"
set_name: "The Brothers' War"
collector_number: "78"
rarity: "common"
artist: "Daniel Ljunggren"
oracle_id: "f376f4c6-4526-4ae3-a84a-e8ea50fe78b6"
canonical_url: "https://avascry.com/printing/depth-charge-colossus-bro"
legalities:
  commander: "legal"
  standard: "not_legal"
  modern: "legal"
  pioneer: "legal"
  legacy: "legal"
  vintage: "legal"
  pauper: "legal"
  penny: "legal"
---

# Depth Charge Colossus
- **Mana Cost:** `{9}` (CMC: 9)
- **Type:** Artifact Creature — Dreadnought
- **Power/Toughness:** 9/9
- **Keywords:** Prototype

## Oracle Text
Prototype {4}{U}{U} — 6/6 (You may cast this spell with different mana cost, color, and size. It keeps its abilities and types.)
This creature doesn't untap during your untap step.
{3}: Untap this creature.

## Top 4096-Dim Neural Synergies
1. [Phyrexian Colossus](/printing/phyrexian-colossus-usg.md) — Artifact Creature — Phyrexian Golem
2. [Rust Goliath](/printing/rust-goliath-bro.md) — Artifact Creature — Construct
3. [Blitz Automaton](/printing/blitz-automaton-bro.md) — Artifact Creature — Construct
4. [Arcane Proxy](/printing/arcane-proxy-pbro.md) — Artifact Creature — Wizard
5. [Hulking Metamorph](/printing/hulking-metamorph-bro.md) — Artifact Creature — Shapeshifter
6. [Boulderbranch Golem](/printing/boulderbranch-golem-bro.md) — Artifact Creature — Golem

## Printing Details
- **Set:** The Brothers' War (BRO) #78
- **Rarity:** Common
- **Artist:** Daniel Ljunggren
- **Total Printings:** 8 across all historical editions

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