Explore the development process behind Rumbleverse, a high-flying battle royale game, in this 41-minute conference talk from Unreal Fest 2022. Dive into Iron Galaxy Studios' strategic optimizations and engine modifications that ensure smooth 60 FPS gameplay. Learn about level streaming, world composition, lighting techniques, and character customization. Discover the optimization philosophy, including depth prepass, modified prepass, player occlusion, and outline rendering. Examine advanced rendering techniques such as reflection environments, tile classification, and GPU-driven rendering. Gain insights into building rendering, ISM component drawbacks, and CPU LOD selection. Understand asset auditing, texture management, and advanced search syntax to improve game performance.