Skip to content
Slabworks logo
Slabworks
Premier Card Restoration
Mar 14, 2025 · Myth-busting

Myth-busting: “home remedies” that damage trading cards

The internet is full of “quick fixes” for scratches, dents, grime, and curling. Many of them work in the short term, right up until they permanently change the surface, leave haze, or lift ink. Here’s what to avoid and what to do instead.

The #1 rule: test on something you don’t care about

If a technique is “safe,” it should be repeatable without surprises. If you can’t test it on a low-value card first, don’t do it on a card you love.

Common DIY mistakes (and why they’re risky)

Heat methods

Hair dryers, ovens, irons, and heat guns can warp layers, change surface texture, or create gloss differences that are impossible to hide.

Aggressive rubbing

Rubbing with microfiber can still scratch if there’s grit. Alcohol and household cleaners can haze coatings or lift ink.

Magic erasers / abrasives

Abrasives remove material. They can “improve” a mark by sanding the finish, leaving a dull patch that’s worse than the original issue.

Tape directly on the card/holder

Tape adhesives can leave residue, pull fibers, or stick to coatings. Even on holders, it can leave stubborn goo.

Safer “first steps” before you do anything

  • Stop handling: sleeve the card to prevent adding new surface oils.
  • Identify the issue: grime vs scratch vs dent vs print line matters.
  • Take clear photos: angled light reveals surface problems without guessing.
  • Set expectations: some marks are in the ink layer and won’t “clean off.”

When to ask a pro

If the card is valuable or sentimental, the safe move is to avoid experiments. Most irreversible damage happens during well-intentioned DIY. A quick assessment can tell you what’s possible and what to avoid.