Engaging Android Game Development -- 2

I'm looking for an engaging Android game that appeals to adults. The game should be fun, addictive, and have multiple levels.

Key Requirements:
- AdMob integration is a must.
- Publish on Google Play Developer Console.
- Add in-app purchases if beneficial.
- Source code must be provided.
- If you already have games ready for AdMob integration and publication, that would be a plus.

Ideal Skills & Experience:
- Experience in Android game development.
- Proficiency in AdMob integration.
- Knowledge of Google Play Developer Console.
- Game design skills to ensure engagement through achievements, rewards, and social media integration.

Please share your portfolio and any pre-existing games you might have.