Explore techniques for enhancing 2D top-down games with dynamic lighting, animation, and effects in this 20-minute conference talk from Unity at GDC 2023. Learn about Unity's new 2D sample game and discover how to implement 2D lights and shadows using Universal Render Pipeline (URP). Dive into topics such as creating normal maps, utilizing mask maps, setting up ambient lighting and sunlight, enabling depth effects, and generating various shadow types. Gain insights on performance considerations, day/night cycles, and upcoming features for 2D lighting and shadows in Unity.