Clockwork Serpent
The cobra has Advantage on saving throws against spells and magical effects that would alter its form.
Iron Cobra 5e reference with CR 4, type, stat block details, token resources, terrain tools, fear hooks, and monster hunt generation.
An iron cobra is a metallic construct serpent, a relentless guardian built for poison, patrol, and precise strikes.
Quick 5e Answer
Iron Cobra is a CR 4 construct for D&D 5e. This page includes AC 17, HP 85 (10d8 + 40), a ready stat block, a downloadable PDF, and connected encounter tools.
Original 5e-Compatible Stat Block
Medium, Construct (Serpent), Unaligned
This is an original Monster Almanac 5e-compatible stat block, not an official SRD stat block.
The cobra has Advantage on saving throws against spells and magical effects that would alter its form.
The cobra has Advantage on Dexterity (Stealth) checks while motionless or moving across worked stone or metal.
Melee Attack Roll: +5, reach 5 ft. Hit: 8 (1d10 + 3) Piercing damage plus 18 (4d8) Poison damage.
Constitution Saving Throw: one creature hit by Bite this turn. Failure: 22 (5d8) Poison damage and the target is Poisoned until the end of its next turn. Success: Half damage.
Base + optional customizer
Base + optional customizer
Base + optional customizer
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Iron Cobra 5e reference: CR 4 construct, AC 17, HP 85 (10d8 + 40), PDF sheet, token, portrait, terrain, fear hooks, and hunt tools for Dungeon, Ruins, Urban. This page is part of the complete Monster Almanac stat block library. It includes a original 5e-compatible stat block with a downloadable PDF sheet, plus connected prep tools. Use this Monster Almanac page to move from search result to table prep: read the quick 5e reference, open the stat block, download the PDF when available, generate a token or portrait prompt, build matching terrain, create a monster-bound fear hook, and turn Iron Cobra into a focused hunt.
Iron Cobra can be used in Dungeon, Ruins, Urban when you want a CR 4 construct that helps shape combat pressure, exploration tension, or narrative danger.
Iron Cobra works well as a supporting threat, recurring danger, or encounter-building piece inside a larger scene.
The attached original 5e-compatible stat block gives you a table-ready rules reference, and the PDF button keeps the sheet easy to print or save before the session.
This makes Iron Cobra useful not only as a monster reference, but also as a scene-shaping piece for travel danger, dungeon pressure, wilderness discovery, or a stronger narrative threat.
Iron Cobra is listed in Monster Almanac as a CR 4 construct.
Iron Cobra is listed as a construct.
Yes. This page includes a original 5e-compatible stat block and a downloadable PDF sheet.
Yes. This page links to Iron Cobra token, portrait, chatbot, terrain, fear hook, and monster hunt tools for fast D&D prep.
After choosing Iron Cobra, the next step is usually to connect the monster with a place, an encounter shape, a supporting cast, or a character who fears it. Use the tools below to keep building without leaving the Monster Almanac workflow.