Build, manage, and draft your MTG cube online
Create or import your cube, tune archetypes, and draft with friends or bots directly in your browser. No ads, no paywalls.
The modern MTG cube platform
Build, draft, and document your cube
CubeForge is an MTG cube builder for managing your list, drafting online, and keeping track of your design process.
Easily document your process
Capture your design goals, update notes, and explain changes as your cube evolves. The live editor makes it easy to keep your process readable without fighting raw Markdown.
Why Choose CubeForge?
Edit and Organize
Add cards, create saved views, define archetypes, and manage a considering list in one place.
Import Your Existing Cube
Import a Cube Cobra cube or paste a text, CSV, or Moxfield-style list.
Build Together
Invite other cube designers as editors or viewers and keep one shared list in sync.
Write a Cube Primer
Explain your cube's archetypes, rules, and design goals with a visual editor—no Markdown required.
Discover Public Cubes
Browse community cubes and start drafting a new environment without building a list yourself.
Analyze Your Cube
Review mana curves, color balance, gameplay roles, and archetype coverage before your next draft.
Draft Online
Invite friends to a browser lobby, fill empty seats with bots, and tune bot priorities around your cube.
Explore online draftsCreate Custom Cards
Add cards with your own name, mana cost, type line, rules text, rarity, and image.
The CubeForge community
CubeForge in numbers
1,879
Cubes created
550,080
Cards in cubes
1,453
Completed drafts
Updated 25 minutes ago
Featured Cubes
Recent new cubes from the community
first cube
This cube is intended to be ideal for newer drafters and players. The aim is for a flexible cube where every card is easy to analyse even for newer players. I have also tried my best to include all of the card types and mechanics that I believe are central components of the game.
The Wild Junction
It's the Junction ya'll.. yeehaw? What started as a desire for cowboys and outlaws turned into this. It's thematic with a hope of keeping the field fair and fun.
Pentagramm Morph Cube Core
Common-Based Core for Drafting in a round of 5. Mechanics: Tribal, Morph
Draft A Set
Browse recent Magic sets and start drafting in seconds. Choose the set you want, pick a draft format, and jump straight into a solo or multiplayer draft.
Star Trek
Draft Star Trek online with a curated set cube that captures the set's distinctive Limited strategies.
Reality Fracture
An alternate-reality draft built around echoed pairs, Jace planeswalker tokens, prepared spells, and ten distinct two-color strategies.
The Hobbit
Journey from the Shire to the Lonely Mountain in a focused five-archetype draft environment built around the armies of The Hobbit.
A Clean Cube Platform For Everyone
CubeForge is free to use, with no ads and no premium features locked behind a subscription. Build, share, and draft your cubes without distractions.
Nov 2, 2026
Version 1.0.3 - Release Notes
Smoother drag-and-drop in Your Picks, fewer interruptions during longer drafts, and a fix for the last card in Winston Draft.
Oct 30, 2026
Version 1.0.2 - Release Notes
A small maintenance update with improved French and Japanese translations, fixes for language navigation, and smoother cube covers.
Oct 6, 2026
Version 1.0.1 - Release Notes
CubeForge 1.0.1 connects your CardNexus collection, helps you add printings you already own, and improves cube editing and drafting on mobile.
Link with Dekki
Link your CubeForge account with Dekki and playtest your cubes with friends directly in your browser.
Learn more about Dekki
Frequently Asked Questions
Quick answers about building, importing, sharing, and drafting MTG cubes with CubeForge.
What is CubeForge?+
CubeForge is a free MTG cube builder and draft simulator. Create or import a cube, organize archetypes, review analytics, and draft online with friends or bots.
Do I need an account to try a draft?+
No. You can start a guest draft with public cubes and CubeForge set cubes without signing up. Create an account when you want to save and manage your own cubes or drafts.
How is CubeForge different from other cube tools or spreadsheets?+
CubeForge combines list management, shared editing, cube primers, analytics, and online drafts in one ad-free tool. You can also import a Cube Cobra list instead of starting over.
Can I use CubeForge for drafting?+
Yes. Run multiplayer drafts in a browser lobby or draft solo with bots. CubeForge supports Booster, Pancake, Winston, Jumpstart, and custom draft formats, depending on your cube setup.
Can multiple users collaborate on the same cube?+
Yes. Invite collaborators as editors or viewers so playgroups and co-maintainers can work from the same cube list.
Is CubeForge free?+
Yes. CubeForge is free to use, with no ads and no premium features locked behind a subscription.
Can I migrate my existing cube to CubeForge?+
Yes. Import a Cube Cobra cube or paste a text, CSV, or spreadsheet-style list, then keep refining and drafting it in CubeForge.