My friend Ivan (a wonderful man, now sadly deceased) was running what I think was his one and only AD&D campaign for our group, and wanted to try out the use of figure markers. Up until then, we'd always done pure theatre-of-the-mind stuff.
For the most part, our markers were just chits with the character names written on them, maybe 15mm tall. But as usual, I couldn't resist being more decorative, so I drew a little character portrait on mine.
She was not a long-lasting character. She was a pixie, very curious, and her curiosity was her downfall as it led to her being electrocuted to death by a will-'o-wisp.