ACEO stands for Art Cards, Editions and Originals. The size is always the same: 2.5 by 3.5 inches — identical to a standard trading card. That constraint is both restrictive and liberating at the same time.

The format started as a way for artists to make original work accessible and for collectors to build meaningful collections without needing a dedicated wall. Nine art cards fit in a standard trading card page. Twenty ACEOs can fit in most people's hands. They can be displayed on a small easel on a desk or framed in a grid on a gallery wall. With a magnet sleeve, it can even go on the fridge or a filing cabinet.

The rules are simple. Original ACEOs are one-of-a-kind — one card, one owner. Edition ACEOs are printed multiples, usually limited. The size never changes. Everything else is up to the artist.

I work primarily in acrylic and watercolor. They fit standard trading card sleeves, small ACEO frames, and most miniature easels.

What makes the format interesting to me is the constraint. The constraint frees me from filling empty space, worrying about perfection or about wasting materials. That freedom lets my creativity flow. If it weren't for these art cards, I probably wouldn't have tried creating abstract art.

Any of these pieces can scale up. They won't be exactly the same — and that's fine, that's the point. They get to go on a journey, same as me.

If you're new to collecting ACEOs, the entry point is low by design. Most originals run under $25. The community is real, trades happen, and the format has been around long enough to have its own established culture on platforms like Etsy and eBay.

Curious about the other mediums I work in? Check out The Mediums I Work In for a deep dive (or to continue down the rabbit hole) into how I got into each one and what they mean to me.