If you see Dick Dastardly in your dream, he could symbolize deception or trickery. As a character known for cheating and trying to win races through underhanded means, Dick Dastardly could symbolize your own tendency to deceive or manipulate others in order to get what you want. This could be a reflection of your feeling like you have to resort to sneaky tactics in order to succeed, or it could symbolize your feeling like you are being deceived or manipulated by others.
Also, Dick Dastardly could symbolize antagonism or conflict, suggesting that you are feeling particularly opposed or that you are experiencing conflict in your waking life. This could be because you are facing a situation or relationship that is causing you conflict, or it could symbolize your tendency to engage in conflict with others. For example, if you dream of Dick Dastardly trying to sabotage you or cause you harm, it could symbolize your feeling like you are in conflict with someone or that you are being opposed.