There are many ways of making custom accessories to Lego minifigs. I will be talking about 3 different alternatives to create them.
1. Regular Lego minifig accessories-
This is just regular lego pieces put together no modifications at all.
2. Modification of Lego brand and non Lego brand parts-
This is the Modifications of Lego brand and non Lego brand pieces.
3. Also Custom sculpted clay accessories-
This is custom parts sculpted with clay for the minifig.