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Card grading guides & TCG news
1439 guides on Pokémon, MTG, Yu-Gi-Oh!, sports cards, PSA submissions, and grading strategy.
Price GuideGuidePSAConditionPrepSubmissionStrategyComparisonAnalysisROIModernAuthenticityVerificationPokémonOne PieceRiskSports
Guide2 min read
Bug–Tera Type Samurott with the Mightiest Mark now available in Pokémon Scarlet and Violet 7-star Tera Raid Battles until April 23 at 4:59 p.m. PT
Bug-Tera Samurott raids are live! Learn how this event impacts Pokémon card values and how MasterGrade AI grading can help you maximize profits.
April 17, 2026
Guide2 min read
Pokémon Kids TV: Check out the awesome Ampharos Streetcar in Nagasaki, Japan.
Ampharos streetcar in Japan sparks collector speculation! Learn how this promotion could affect Pokémon card values & how MasterGrade can help.
April 17, 2026
Guide2 min read
Pokémon Pokopia multiplayer explained: How to visit, build and share worlds
Pokémon Pokopia's multiplayer reveals could impact card values! Learn how to prepare your collection with accurate AI grading from MasterGrade.
April 17, 2026
Guide2 min read
The 34th Good Sleep Day event will be held in Pokémon Sleep from May 1 to 4, Good Sleep Day Bundle Vol. 34 will be available to accompany the event
Pokémon Sleep's Good Sleep Day event may impact card collecting; use MasterGrade's AI grading for accurate valuations in a changing market.
April 17, 2026
Guide2 min read
Video – Team Magma is up to no good, but Ash and May are here to help in this official clip from Pokémon: Advanced
New Pokémon: Advanced clip released, fueling Hoenn nostalgia! Time to grade your cards with MasterGrade's AI for maximum value.
April 17, 2026
Guide2 min read
Historic Brewing Review – Secrets of Strixhaven
MTGAZone's "Secrets of Strixhaven" review could boost card values! Grade your cards with MasterGrade AI to maximize profits.
April 16, 2026
Guide2 min read
Pokémon Legends: Z‑A Ranked Battles Season 10 will run from April 22 to May 13 where you can climb the ranks and earn useful in‑game rewards including Mega Stones
Pokémon Legends: Z-A Ranked Battles Season 10 sparks card market interest! Grade your collection with MasterGrade's AI for maximum value.
April 16, 2026
Guide2 min read
Pokémon Sleep ways to encounter Mythical Pokémon being reconsidered
Pokémon Sleep encounter changes may affect card values! Use MasterGrade's AI grading for accurate assessments amidst market fluctuations.
April 16, 2026
Guide2 min read
Video – Meowth’s new crush on Glameow gives his Fury Swipes unbelievable power in this official clip from Pokémon: DP Sinnoh League Victors
New Pokémon clip showing Meowth’s powered-up Fury Swipes could impact card values! Grade your collection accurately with MasterGrade.
April 16, 2026
Guide2 min read
You can save on select digital games on Nintendo Switch and Nintendo Switch 2 during the Spotlight Sale now through April 29
Nintendo Switch sale impacts card collectors! Boost your collection knowledge and prep for future releases with MasterGrade's AI grading.
April 16, 2026
Guide5 min read
Dragon Ball Super Set Review: Latest Expansion — What to Grade
A deep dive into the newest Dragon Ball Super set, highlighting chase cards and grading candidates, and how MasterGrade AI can help make informed decisions.
April 15, 2026
Guide2 min read
Historic Simic Verdant Ritual In-Depth Deck & Sideboard Guide
MTGAZone releases Simic Verdant Ritual guide; collectors should evaluate key card values and consider MasterGrade AI grading for optimized returns.
April 15, 2026
Guide2 min read
New Pokémon GO update version 0.407.0 now live on iOS and Android
A new Pokémon GO update is live! Learn how this impacts the Pokémon card market and how MasterGrade can help you grade your collection.
April 15, 2026
Announcement8 min read
Introducing the MasterGrade Marketplace — Buy & Sell Cards Direct
MasterGrade's new Marketplace lets collectors buy and sell graded cards directly. Pro members get unlimited listings, MasterGrade-Verified badges, and a built-in trust layer. Browse free.
April 7, 2026
ROI8 min read
Grading ROI Decision Tree: When Submission Math Actually Works
A downside-first decision tree for grading decisions based on demand, likely grade band, fees, and the risk of missing your ideal outcome.
April 1, 2026
PSA7 min read
PSA Label Guide: How to Read a PSA Slab Label and Cert Number
What the PSA label actually tells you, how to use the cert number, and what buyers and submitters still need to verify themselves.
April 1, 2026
Verification7 min read
PSA Cert Lookup Guide: What to Check Before You Buy or Submit
A practical cert lookup checklist for verifying slabs, comparing database records, and spotting listing mismatches before they cost you.
April 1, 2026
Strategy8 min read
What Cards Are Not Worth Grading? A Collector Reality Check
The common submission types that usually fail the fee-versus-upside test, plus a cleaner rejection filter for collectors.
April 1, 2026
Condition8 min read
Binder Dent, Print Line, or Centering Issue? Edge Cases That Change Grades
How small but meaningful defects create the toughest grading calls — and why these gray-zone issues sink premium outcomes.
April 1, 2026
Modern7 min read
Should You Grade Pack-Fresh Pulls? Why Fresh Does Not Mean Gem Mint
A booster-pull grading guide for collectors who need to separate pack-fresh hype from real Gem Mint candidates.
April 1, 2026
Comparison8 min read
Modern vs Vintage Card Grading: How Submission Strategy Changes
Why modern and vintage cards need different review standards, different expectations, and different submission discipline.
April 1, 2026
Prep7 min read
Card Saver vs Toploader vs Sleeve for Grading: What to Use
A prep guide for choosing sleeves, semi-rigids, and toploaders without adding avoidable damage before a submission.
April 1, 2026
Pokémon8 min read
Pokémon Grading Submission Strategy: Modern Hits vs Vintage Holos
A Pokémon-specific submission framework for separating modern Gem Mint candidates from vintage cards that deserve different logic.
April 1, 2026
Risk8 min read
Cleaning, Pressing, and Restoration Risks Before Card Grading
Where safe prep ends, where risky intervention begins, and why trying to fix defects before grading often backfires.
April 1, 2026
Guide8 min read
How to Photograph Trading Cards for Accurate AI Grading
The photo setup that helps AI grading read centering, edges, corners, and surface correctly — without glare, tilt, or fuzzy detail.
April 1, 2026
Prep7 min read
How to Clean Trading Cards Before Grading Without Damaging Them
Safe pre-grading cleaning only: what you can remove, what counts as alteration risk, and how to prep cards without making them worse.
April 1, 2026
Strategy8 min read
Common Card Grading Mistakes to Avoid Before You Submit
The avoidable errors that waste grading fees: weak screening, bad photos, wrong service choice, sloppy packing, and emotion-driven submissions.
April 1, 2026
Strategy7 min read
When to Submit Cards for Grading: Timing, Market, and Condition
A practical timing framework for grading decisions based on card condition, market window, fee structure, and downside risk.
April 1, 2026
Submission8 min read
Preparing a Bulk Card Grading Submission: Checklist and Strategy
How to sort, screen, rank, and pack a bulk submission so the best cards get graded and the weak ones stay out of the order.
April 1, 2026
Authenticity8 min read
Pokémon Card Authenticity Red Flags: How to Spot Fakes Before Grading
A collector-focused guide to counterfeit warning signs including print quality, holo issues, texture problems, and suspicious seller photos.
April 1, 2026
One Piece7 min read
Are One Piece Alt-Art Cards Worth Grading? A Practical Submission Guide
How to evaluate One Piece alt-arts for grading with a realistic view of print quality, condition traps, and modern slab economics.
April 1, 2026
Sports8 min read
Sports Card Surface Defects Guide: Print Lines, Dimples, and Scratches
The surface flaws that quietly wreck gem rates on chrome and glossy sports cards — and how to catch them before submitting.
April 1, 2026
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