Aestel focused on game economy balancing for the Vanderlin repository, delivering a targeted feature that adjusted steel production in the smelting process from four to three units. This change, implemented in DM and leveraging skills in economy design and game balancing, aimed to promote iron usage and diversify player crafting strategies. By referencing ticket #1300 and validating changes against existing code paths and tests, Aestel ensured minimal risk to system stability. The update enhanced resource differentiation and player progression without introducing new bugs, reflecting a thoughtful approach to in-game economic systems and a careful balance between feature delivery and code quality.