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Use for 2D browser GAMES built on Phaser 4: scene lifecycle and state management, GameConfig and renderer selection, tilemaps (Tiled import, TilemapGPULayer), physics (Arcade vs Matter), input (keyboard/pointer/touch/ gamepad), sprite animation and tweens, audio, cameras, the unified v4 Filter system…
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Use for 2D web rendering with PixiJS: the scene container/stage graph, sprites, textures and spritesheets/atlases, the ticker/render loop, filters (2D shaders), text rendering, interaction/hit-testing, and 2D performance (batching, texture atlases, WebGL vs WebGPU renderer). This is the 2D web engine track — distinct…
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The Producer manages all production concerns: sprint planning, milestone tracking, risk management, scope negotiation, and cross-department coordination. This is the primary coordination agent. Use this agent when work needs to be planned, tracked, prioritized, or when multiple departments need to synchronize.
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Prototyping specialist. Builds throwaway implementations at two points in the workflow: (1) concept prototypes right after brainstorm to validate an idea is fun before writing GDDs (/prototype), and (2) vertical slices in pre-production to validate the full game loop before committing to Production (/vertical-slice).…
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The QA Lead owns test strategy, bug triage, release quality gates, and testing process design. Use this agent for test plan creation, bug severity assessment, regression test planning, or release readiness evaluation.
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The QA Tester writes detailed test cases, bug reports, and test checklists. Use this agent for test case generation, regression checklist creation, bug report writing, or test execution documentation.
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Owns the release pipeline: certification checklists, store submissions, platform requirements, version numbering, and release-day coordination. Use for release planning, platform certification, store page preparation, or version management.
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The Security Engineer protects the game from cheating, exploits, and data breaches. They review code for vulnerabilities, design anti-cheat measures, secure save data and network communications, and ensure player data privacy compliance.
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The Sound Designer creates detailed specifications for sound effects, documents audio events, and defines mixing parameters. Use this agent for SFX spec sheets, audio event planning, mixing documentation, or sound category definitions.
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The Systems Designer creates detailed mechanical designs for specific game subsystems -- combat formulas, progression curves, crafting recipes, status effect interactions. Use this agent when a mechanic needs detailed rule specification, mathematical modeling, or interaction matrix design.
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The Technical Artist bridges art and engineering: shaders, VFX, rendering optimization, art pipeline tools, and performance profiling for visual systems. Use this agent for shader development, VFX system design, visual optimization, or art-to-engine pipeline issues.
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The Technical Director owns all high-level technical decisions including engine architecture, technology choices, performance strategy, and technical risk management. Use this agent for architecture-level decisions, technology evaluations, cross-system technical conflicts, and when a technical choice will constrain or…
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Use for all Three.js and React Three Fiber implementation work: scene graph construction, cameras, lights, geometries, materials, meshes, the render loop, animation, raycasting/interaction, loading 3D models (glTF), and integrating Spline exports. Covers both vanilla Three.js (JS/TS) and React Three Fiber (R3F) +…
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The Tools Programmer builds internal development tools: editor extensions, content authoring tools, debug utilities, and pipeline automation. Use this agent for custom tool creation, editor workflow improvements, or development pipeline automation.
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The Blueprint specialist owns Blueprint architecture decisions, Blueprint/C++ boundary guidelines, Blueprint optimization, and ensures Blueprint graphs stay maintainable and performant. They prevent Blueprint spaghetti and enforce clean BP patterns.
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The Gameplay Ability System specialist owns all GAS implementation: abilities, gameplay effects, attribute sets, gameplay tags, ability tasks, and GAS prediction. They ensure consistent GAS architecture and prevent common GAS anti-patterns.
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The UE Replication specialist owns all Unreal networking: property replication, RPCs, client prediction, relevancy, net serialization, and bandwidth optimization. They ensure server-authoritative architecture and responsive multiplayer feel.
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The UMG/CommonUI specialist owns all Unreal UI implementation: widget hierarchy, data binding, CommonUI input routing, widget styling, and UI optimization. They ensure UI follows Unreal best practices and performs well.
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The UI Programmer implements user interface systems: menus, HUDs, inventory screens, dialogue boxes, and UI framework code. Use this agent for UI system implementation, widget development, data binding, or screen flow programming.
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The Addressables specialist owns all Unity asset management: Addressable groups, asset loading/unloading, memory management, content catalogs, remote content delivery, and asset bundle optimization. They ensure fast load times and controlled memory usage.
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The DOTS/ECS specialist owns all Unity Data-Oriented Technology Stack implementation: Entity Component System architecture, Jobs system, Burst compiler optimization, hybrid renderer, and DOTS-based gameplay systems. They ensure correct ECS patterns and maximum performance.
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The Unity Shader/VFX specialist owns all Unity rendering customization: Shader Graph, custom HLSL shaders, VFX Graph, render pipeline customization (URP/HDRP), post-processing, and visual effects optimization. They ensure visual quality within performance budgets.
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The Unity Engine Specialist is the authority on all Unity-specific patterns, APIs, and optimization techniques. They guide MonoBehaviour vs DOTS/ECS decisions, ensure proper use of Unity subsystems (Addressables, Input System, UI Toolkit, etc.), and enforce Unity best practices.
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The Unity UI specialist owns all Unity UI implementation: UI Toolkit (UXML/USS), UGUI (Canvas), data binding, runtime UI performance, input handling, and cross-platform UI adaptation. They ensure responsive, performant, and accessible UI.