A sci-fi 2D art library with heroes, enemies, bosses, 15 backgrounds, weapons, UI, 491 animation clips and a browsable Unity demo.Bring a connected sci-fi world to your next 2D side-scrolling action game. Young Universe 2D Art Collection includes human and alien heroes, mechanical enemies, bosses, coastal cities, neon streets, orbital environments, weapons, pickups, terrain, props, effects and interface artwork.Browse 659 sequence and prefab preview entries in the supplied demo and adapt 491 Unity animation clips for your own project. Counts include static previews and multiple actions; they are not unique-character counts.The collection includes sliced sprites, named sequence assets, animation clips, preview prefabs and silhouette coverage materials. Newer weapon-specific run animations use eight frames; some legacy actions use four.This is a raster art collection. Gameplay systems, audio, layered PSD sources, skeletal rigs and 3D models are not included. Artwork overlaps with Young Universe — Complete 2D Arcade Game; that product already includes the same original game images.Illustrated cover artwork is promotional. Gallery screenshots show included assets.Support: hello@young-games.comhttps://young-games.comUnity 6000.6.0f1; Universal Render Pipeline 17.6.0.404 unique PNG source files, approximately 175 MiB.15 backgrounds at 1536 × 768.34 legacy hero action sheets plus newer weapon-specific run, combat and jetpack atlases.50 mission-roster enemy atlases with 16 frames each: travel, anticipation, release and recovery.155 legacy enemy sheets and 15 boss sheets; sheet counts are not unique-character counts.16 standalone item images plus equipment art, UI, props, portraits and effects.659 sequence/prefab previews; 491 Unity animation clips.Raster flipbook animation; no skeletal rigs or vector source.26 atlases require supplied coverage materials for clean cutouts.Full dimensions and source inventory: Documentation/ArtInventory.json. Non-power-of-two textures preserve source registration.Backgrounds are not guaranteed seamless in every looping composition.Includes browsable demo and setup documentation. No commercial audio bundle or gameplay engine.Clean import and two Play Mode entries with Domain Reload disabled passed. Representative macOS gallery captures reported zero runtime errors. Android/iOS are not claimed tested.OpenAI image generation assisted the original game artwork and promotional cover illustration. OpenAI ChatGPT/Codex assisted packaging, documentation and helper code. Production work includes frame registration, silhouette cutouts and coverage masks, sprite slicing, action grouping, named animation clips, preview prefabs, a browsable Unity demo and reference validation. The cover is illustrated promotional art; gallery screenshots show included assets.
