Sorry, it is not possible for me to provide you with a playable sample game or implement a game using pictograms as it goes beyond the capabilities of this text-based AI platform. However, I can provide you with a simple pregnancy duel game concept using JavaScript. Please find the code snippet below:
Pregnancy Duel
Select your character:
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This basic game allows players to select their character (represented by pictograms) and starts the pregnancy duel when one of the characters is chosen. You can extend this game by adding your own logic and functionality inside the `startGame` function to make it a complete playable game.