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.
Track Version History
Save snapshots, compare changes, and restore an earlier version when you need to revisit a decision.
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.
Featured Cubes
Recent new cubes from the community
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.
Onslaught Block Cube
My take on the Onslaught block, made to be drafted with one rare, 4 uncommon, 6 common.
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.
Marvel Super Heroes
Build Marvel teams, power up threats, and navigate focused two-color Limited archetypes in this MSH online draft environment.
Secrets of Strixhaven
Draft Secrets of Strixhaven and return to Magic’s most prestigious university, where five rival colleges uncover Arcavios’s hidden mysteries through dazzling spellcraft, prepared incantations, and lessons too powerful to stay buried.
Teenage Mutant Ninja Turtles
Draft Teenage Mutant Ninja Turtles and dive into the sewers of New York, where mutant teamwork, sneaky ninja ambushes, pizza-fueled power-ups, and arcade-style brawls turn every combat step into turtle-powered chaos.
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.
Jul 21, 2026
Version 0.7.11 - Release Notes
CubeForge 0.7.11 makes large cubes easier to maintain, with faster card entry, cleaner multi-card selection, and a refreshed home for draft results.
Jul 1, 2026
Version 0.7.10 - Release Notes
CubeForge 0.7.10 rebuilds online drafts around a steadier foundation, with smoother sessions, cleaner bot flow, and more reliable draft completion.
Jun 26, 2026
Version 0.7.9 - Release Notes
CubeForge 0.7.9 focuses on reliability, with database optimizations, reworked deployment workflows, smoother imports, and more automated testing.
Link with Dekki
Link your CubeForge account with Dekki and playtest your cubes with friends directly in your browser.
Use invitation code CUBEFORGE to create an account on 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, track versions, 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, version history, 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.
© 2025-2026 CubeForge. Made with ❤️ in Japan, for the MTG community.
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Magic: The Gathering, card images, mana symbols, and all related intellectual property are owned by Wizards of the Coast LLC. CubeForge is not affiliated with, endorsed, sponsored, or specifically approved by Wizards of the Coast LLC.