45 tagged mtg, measured the same way as everything else here.
Browse within: magic-the-gathering 44ReAct 31game-engine 31rust 31tauri 31ecs 12kotlin 12rules-engine 12
Skill Claude CodeCodex
Use when triaging Phase Discord bug reports, syncing reports into triage artifacts, creating or updating GitHub issues, tracking bug clusters, or applying the repository's bug-fix review workflow.
Skill Claude CodeCodex
Use when doing any parser work — adding new Oracle text patterns, verb forms, phrase helpers, target patterns, subject handling, effect chain composition, fixing Unimplemented fallbacks, or understanding the parser architecture. This is the SINGLE SOURCE OF TRUTH for all oracle parser knowledge. Covers the nom…
Skill Claude CodeCodex
Use to run a continuous review sweep over open contributor PRs in phase.rs. The skill is a thin orchestration layer over scripts/prreview.py: discover candidates, detect stale reviews/follow-ups, dispatch review-impl for PRs that need judgment, and delegate authorized merge handling to pr-contribution-handler.
Skill Claude CodeCodex
Implements new Magic: The Gathering cards for the Argentum Engine. Use when adding a new card, the user provides one or more card names to implement, or asks to implement a specific MTG card. Several cards that reuse existing primitives can be implemented together into one PR.
Skill Claude CodeCodex
Adds a new feature or mechanic to the Argentum Engine (SDK primitive, effect, trigger, condition, static/replacement ability, server/client capability) following the project's architecture and SDK-elegance principles. Use when implementing engine/SDK/server/client functionality that isn't a single card — e.g. "add an…
Skill Claude CodeCodex
Implement every "Assay-ready" card for a Magic set — the cards Argentum Assay reads whole that the set hasn't authored yet — placing each canonical in its earliest real printing and giving the sweep's own set a Printing row when the card is a reprint. Computes the four-way split first, authors to assay compile's JSON…
xvyslo05/czech-mtg-price-comparator-mcp
Skill Claude CodeCodex
Cut a new release of cz-mtg-compare-mcp to PyPI. Bumps the version in pyproject.toml, commits, tags, and pushes — the "Publish to PyPI" GitHub Actions workflow handles building, smoke-testing, and uploading via Trusted Publishing once the user approves the pypi environment in the Actions UI. Use when the user says…
Skill Claude CodeCodex
Analiza mazos de Magic: The Gathering y produce guías de sinergias, chuletas imprimibles y mapas interactivos, con todas las interacciones verificadas contra el texto de oráculo real. Úsala siempre que aparezca una lista de mazo, una captura del gestor de mazos de MTG Arena, o cualquier pregunta sobre combos…