During December 2025, lv0lv0lv0 enhanced gameplay balance in the BurgerLUA/Bubberstation repository by increasing the CO2 tolerance for evolved lungs, raising the maximum safe level from 8 to 20. This adjustment, implemented in DM and leveraging skills in game development and system design, allowed for deeper strategic options for players with evolved lungs. The change was delivered through a single, well-documented commit, minimizing risk and ensuring auditability. By focusing on a targeted feature rather than broad changes or bug fixes, lv0lv0lv0 provided a clear foundation for future balance iterations while maintaining code clarity and supporting ongoing gameplay evolution.