Lotus·Vault
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Scan.
Build. Playtest.

A deck builder, a playtester against Forge bots and a scanner that recognises your cards in the browser. For Commander, free, made by one enthusiast for others.

100% free, no credit card. Explore and Analyse work without an account.

~100,000
printings the scanner knows
Forge Engine
rules engine behind the bots
Analysis and stats
hand odds, pips, power level

Scan your collection

Recognition happens in the browser: the card is detected, straightened, then compared against a base of about 100,000 printings. Photos never leave your device. It succeeds on about 95% of Magic cards printed since 1993, even under average lighting.

100% on-deviceSets & foilsStraight into your collection
The scanner at work: the card is detected in the viewfinder and recognised as Thorin, Mountain-king
Recognition in the browser · no photo sent

A deck builder made for Commander

Your decks are already on Moxfield or Archidekt? Import them in one click, or paste a raw list. Follow a build plan, pull in recommendations from EDHREC, the reference for Commander decks. Analyse and optimise your deck: mana curve, pips, colours, combos and synergies. Generate your buy list or your proxies as a PDF, ready to print.

1-click importEDHREC recommendationsAdvanced statisticsPDF proxies

The details of the analysis and the statistics are on the About page.

Solo playtests, or against bots on the Forge engine

A solo playtester (desktop or mobile) to test your decks quickly. A playtester powered by Forge (opens in a new tab) to test against bots, with automated rules and detailed logs. All of it in the browser, nothing to install.

Forge engineAI botsAutomated rulesNothing to install
A four-player Commander game against three Forge bots · nothing to install

A collection tracked down to the printing

Every card is recorded with its set, its foil status and its price. You see the duplicates, the decks that use each card, and the buy list works out what a deck is missing, taking the decks you've already built into account.

Advanced filtersBuy listCSV import / export

Share the playtester to OBS in one click

The playtester generates an overlay for OBS*: life totals, turn and battlefield update live while you play, and your hand stays face down for the other players/viewers. One button sets up the OBS* scene and the virtual camera, for streaming or playing remotely over webcam.

* Requires OBS to be installed: obsproject.com (opens in a new tab)

Live overlay1-click OBS setupVirtual camera

And also

Game Night

Log your real games: who played what, who won.

Challenges

32 colour identities, 32 decks to build. Tick the grid.

Analysis

Estimated bracket, power level, salt (the cards that annoy the table, according to EDHREC) and Spellbook combos, for every deck.

PDF proxies

Proxies at 63×88 mm, ready to print and sleeve.

Ready to build
your next deck?

100% free, no credit card. Explore and Analyse work without an account.