Quick answer

Card corners typically get damaged from poor storage, rough handling, and low-quality sleeves. To prevent damage, use rigid top-loaders or card savers, store cards upright in a cool dry place, and handle them by the edges. For minor corner dings, you can gently reshape the card with a soft cloth and a flat weight.

Common causes of corner damage

The most frequent cause of corner damage is friction inside a loose sleeve or binder page. When cards shift during transport or page flipping, the corners rub against the pocket edges, leading to fraying or bending. Another major cause is dropping a stack of cards onto a hard surface, which can instantly dent or curl the corners. Humidity and temperature swings also weaken the card stock over time, making corners more prone to splitting.

How to prevent corner damage

Invest in rigid storage solutions. Penny sleeves alone are not enough for valuable cards; use a top-loader or a card saver for each card you want to protect. Store your cards vertically in a sturdy box that fits the cards snugly, and avoid overfilling the box. Keep your collection away from direct sunlight, radiators, and damp basements. When handling cards, always hold them by the edges and avoid pinching the corners.

Repairing minor corner damage

For a slightly bent corner, place the card on a clean, flat surface, cover it with a soft microfiber cloth, and apply gentle pressure with a heavy book for a few hours. For frayed corners, you can carefully trim loose fibers with a sharp craft knife, but this is risky and should only be done on cards of low monetary value. If the corner is creased or torn, the damage is usually permanent; at that point, your best option is to accept the card as a 'played' copy and focus on protecting the rest of your collection.

Diagnosis: Is your card corner damage fixable?

  • Symptom: The corner is slightly bent but the paper is not split. Likely fixable with gentle pressure and time.
  • Symptom: The corner is frayed with small fibers sticking out. Can be trimmed carefully, but this reduces the card's value. Consider whether the card is worth the risk.
  • Symptom: The corner is creased, torn, or missing. Permanent damage. Stop trying to repair; focus on preventing further damage to the rest of your collection.

Products that help protect your cards

  • HOR Mike Egan Funeral Cards Artist Trading Cards Single Pack: This single pack from House of Roulx features Mike Egan's Funeral Cards Artist Trading Cards. Each pack offers a collectible card experience, perfect for fans of unique trading card art. If you're starting a new collection, buying a single pack lets you test the card quality and handling before committing to a full set. The smaller investment also makes it easier to practice good storage habits from the start.
  • HOR Mike Egan Funeral Cards Artist Trading Card Set: This Artist Trading Card Set from Mike Egan offers a distinctive collectible experience, inspired by the theme of funeral cards. Designed for those who appreciate unique and unconventional art, this set brings a touch of the House of Roulx aesthetic to your collection. A complete set gives you a ready-made collection that you can immediately place into protective sleeves and top-loaders. This is ideal for collectors who want to avoid the handling that leads to corner damage.