[bb8800wut]

Does anyone know any good websites that hold these, or any helpful hints on creating my own?

[bb8800wut]

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[Ulukia]

You can use other icons in the CDK samples folder or make your own, most icons usually need to be 48x36 (check the default size of what you are replacing) to be displayed properly, the Theme Builder will attempt to resize though it usually doesn't end well.