I don't understand your variant. I played for the first time yesterday where you MUST capture if you can, and to win lose all pawns and pieces. It must much fun!
Try a chess variant!!!
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Somewhat similar to suicide chess - except that captures are not compulsory and the king cannot be captured.
Here's a game I recently played with a chess buddy. The goal is to (forcibly) have the opponent take all your major and minor pieces to win. The following game is one example of a chess variant, in which I claim no expertise in (yet). Lightly annotated:
The take home message is to try something new in live chess. I've shown you one variant - It might turn out to be fun for you as well. Make the games unrated if you'd prefer. Talk to your opponents and make friends!