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POSSIBLE · complex build
Browser Fighting Game
★ Featured

Browser Fighting Game

A 2D HTML5 Canvas fighting game with sprite animation loops, hitboxes, collision detection, and 2-player local keyboard controls.

Advancedgames8-12 hours
Open in Base44

The Prompt

build-prompt.txt
Build in Base44 Affiliate
Create a 2D HTML5 Canvas Browser Fighting Game built in TypeScript with modern Canvas API. Build a smooth 60 FPS main game loop using requestAnimationFrame with delta-time calculation to ensure consistent gameplay speed. Implement a modular Fighter class handling sprite sheet animations for idle, forward movement, backward movement, light punch, heavy kick, block, and hit reaction states. Build input controllers supporting two-player local keyboard play (WASD + key strikes for Player 1; Arrow keys + key strikes for Player 2). Implement precise axis-aligned bounding box (AABB) collision detection to evaluate hitboxes intersecting hurtboxes during active attack frames, deducting health points and charging a special attack meter. Include a retro-styled UI overlay displaying dynamic health bars, round countdown timers, special meter gauges, and match outcome announcements with retro sound effects using Howler.js. Design a Character Select screen allowing players to pick between unique fighters with distinct speed, reach, and attack damage attributes.

What You Can Build

  • HTML5 Canvas 2D render loop operating at 60 FPS delta time
  • Two-player local keyboard control scheme (WASD and Arrow keys)
  • Sprite sheet animation states (Idle, Walk, Punch, Kick, Block, Hit)
  • Axis-aligned bounding box (AABB) hitbox and hurtbox collision engine
  • Dynamic Health and Special Super Meter visual gauges
  • Round countdown timer with Knockout (KO) announcement overlay
  • Character select screen with distinct fighter attributes

What's Hard

    FAQ

    Can AI build Browser Fighting Game?

    AI generates initial HTML Canvas boilerplate, UI overlays, and menu screens quickly. Fine-tuning physics loops, frame-data hitboxes, and animation timing requires manual engineering.

    How hard is it to build Browser Fighting Game with AI?

    It's rated advanced. Very high complexity involving custom requestAnimationFrame execution, delta-time game loops, sprite state machines, and precise collision detection.

    What tools do I need to build Browser Fighting Game?

    We recommend building it with Base44.

    How long does it take to build Browser Fighting Game with AI?

    Estimated build time: 8-12 hours.

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    Last reviewed: Aug 8, 2026

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