Game engines are essential for developing sophisticated games, offering advanced developers extensive customization options and a range of preset modules, libraries, effects, and tools that save time and effort. They are better suited for teams or larger projects due to the complexity involved in creating a game independently. In 2020, several top game engines were highlighted for their capabilities: Unreal Engine, known for its strength in creating large 3D games, is widely used by major developers like Capcom and Ubisoft; Unity, favored for mobile game development and VR projects, is used by companies such as Electronic Arts and LEGO; Godot Engine, an open-source platform offering extensive tools for both 2D and 3D games, is completely free; CryEngine, praised for its graphics and audio capabilities, offers full engine source code without royalties; AppGameKit allows for cross-platform deployment with a single codebase; Cocos2d-x is known for its speed and low footprint, ideal for interactive games; MonoGame, an open-source framework for deploying games across multiple platforms; Amazon Lumberyard integrates AWS Cloud and Twitch features for live or multiplayer games; and ShiVa Engine provides an easy-to-use suite for exporting games to over 20 platforms. Each engine offers unique features and pricing models, catering to different development needs and preferences.