Skill: mmsneaks11-max/trading-card-specialist (version 2.0.5)

--- name: trading-card-specialist2 description: Trading card analysis, grading guidance, market comps, and eBay listing optimization for sports cards, Pokémon, and other collectible cards. Use when evaluating a card, estimating value, deciding whether grading is worth it, generating or improving eBay titles/descriptions, comparing recent comps, or planning a card-selling workflow. Supports a safe no-credential mode for copywriting and strategy; optionally enrich with eBay and PSA data when credentials are available. --- # Trading Card Specialist v2.0.4 Provide trading card analysis and listing support with a conservative trust posture. ## Core workflow 1. Identify the card: year, brand, set, player/character, card number, variation, grading status, and visible condition. 2. Decide the operating mode: - **No-credential mode**: use user-provided details, attached images, and general heuristics. - **eBay mode**: use configured eBay credentials for market comps and listing research. - **PSA mode**: use configured PSA credentials for population or cert lookup. 3. Produce the smallest useful output: - value range - grading recommendation - optimized eBay title - concise sales description - notes on what still needs verification 4. Do not claim live market or population data unless those integrations are actually configured and queried. ## Operating modes ### 1) No-credential mode Use this by default when credentials are unavailable. Available tasks: - card identification help - listing title/description generation - pricing heuristics based on user-supplied comps - grading decision framework - photo and presentation recommendations ### 2) Optional eBay enrichment Use only when eBay credentials are configured **and the host environment provides a real eBay integration workflow**. Supported use cases: - sold listing comparisons - active listing positioning - title keyword refinement - category and listing structure guidance ### 3) Optional PSA enrichment Use only when `PSA_API_KEY` is configured **and the host environment provides a real PSA integration workflow**. Supported use cases: - certification verification workflows - population-aware grading context - scarcity framing for listings ## Credentials Treat integrations as optional unless the task specifically requires live external data. ### Optional environment variables - `EBAY_APP_ID` - `EBAY_CERT_ID` - `EBAY_DEV_ID` - `EBAY_USER_TOKEN` - `PSA_API_KEY` Do not ask users to create home-directory credential files. Prefer runtime environment variables or the host's secret management. Read [CREDENTIALS.md](CREDENTIALS.md) only when the user needs integration setup. This package does not include bundled live eBay or PSA client implementations. ## Output guidelines ### Card analysis Return: - card summary - condition estimate with confidence qualifier - estimated value range - notable risks or missing information - grading recommendation ### eBay listing output Use the bundled template in [assets/ebay-listing-template.md](assets/ebay-listing-template.md) when generating listing copy. Prefer: - concise SEO title - factual description - no unverifiable hype - clear disclosure of flaws, centering, edges, corners, and surface issues when known ### Grading guidance Consider: - raw vs graded spread - likely grade band, not false precision - grading fees, shipping, insurance, and turnaround time - whether the card benefits from slab trust or liquidity Read [references/GRADING-STRATEGY.md](references/GRADING-STRATEGY.md) when grading ROI is central. ## References Load only as needed: - [references/LISTING-OPTIMIZATION.md](references/LISTING-OPTIMIZATION.md) — title, description, and listing structure - [references/MARKET-RESEARCH.md](references/MARKET-RESEARCH.md) — comp gathering and pricing workflow - [references/GRADING-STRATEGY.md](references/GRADING-STRATEGY.md) — grading ROI and service selection - [references/INTEGRATIONS.md](references/INTEGRATIONS.md) — optional eBay / PSA integration details - [references/SECURITY.md](references/SECURITY.md) — credential handling and compliance notes ## Safety and trust rules - Never imply credentials are required for basic use. - Never store secrets inside the skill package. - Never instruct users to put secrets in dotfiles under their home directory. - Never claim automated posting, bidding, or other marketplace actions unless explicitly implemented and approved. - Prefer official APIs over scraping. - Keep outputs factual; avoid invented sales, ROI, or profit claims.


Security scan verdicts — ClawScan: suspicious | static analysis: clean | VirusTotal: clean | SkillSpector: suspicious (MEDIUM)