Kubernetes is a versatile open-source platform designed for building scalable systems, offering features like pod scaling, runtime swaps, and namespace access control, which enhance customizability and security but also add complexity. Gremlin leverages these features by providing precise chaos engineering solutions that allow users to perform failure injections into Kubernetes environments, improving reliability. The platform has recently introduced updates that include isolating resource attacks to single containers, supporting containerd and CRI-O runtimes, and implementing fine-grained namespace access control, which facilitates secure chaos experiments in shared cluster environments. These advancements enable users to effectively test and optimize the scalability and resilience of their applications while maintaining security and resource efficiency. Gremlin's automated reliability platform helps identify and mitigate availability risks, ensuring Kubernetes workloads are prepared for potential failures, and its support for major runtimes and managed Kubernetes providers makes testing across mixed environments more accessible.