Attach a deck

Paste the text export from Moxfield, Archidekt, MTGGoldfish, or MTG Arena. Sections like Commander, Sideboard, and free-form category headers like Ramp / Interaction are recognised and become Moxfield categories on export.

Name (optional) Decklist

Stack Master

Magic: The Gathering rules assistant

Patreon

Anyone with the link will be able to read the transcript. The composer is hidden — they can't continue the chat.

Signed in across every device using this email.

Sign in to Stack Master

Type your email and we'll send a one-time link. No password — clicking the link signs you in across every device that opens it.

Email

Report a bug or send feedback

Rules & references

Official card text via Scryfall
Complex interaction walk-throughs
Linked citations to CR, IPG, MTR, and MTG Wiki
Agent looks up cards + rulings on demand

Decks

Paste a decklist or attach one from your library
Multiple decks per chat — pin reference lists alongside the one you're tuning
Bracket-aware advice (WotC's 1–5 system, Game Changer rules respected)

Built by the team at Aiqaramba.

Stack Master is unofficial Fan Content permitted under the Fan Content Policy. Not approved/endorsed by Wizards. Portions of the materials used are property of Wizards of the Coast. ©Wizards of the Coast LLC.

Comprehensive Rules browser — every release back to 2010, with per-rule history and release diffs.

Commander Matchmaker — swipe through legendary creatures until you meet your next commander.

Goldfish — play thousands of solo games with your deck to see how fast it casts your commander, and compare versions of the list.

Build 0.11.0 (26b8439)

Ask a Magic: The Gathering rules question.

Comprehensive Rules

Press Enter to send, Shift+Enter for a new line.

Lab Goldfish Override