(Engine structure changes see Changelog) Welcome to Prime Engine a simple engine that's easy to run on scratch and easy to modify. > Laggy use Turbowarp to Speed up the engine < please turn on interpolation and set resolution to 640x360 for the best experience https://turbowarp.org/1385411151?size=640x360&stuck&interpolate (Warning! do not turn on 60 fps the engine was built for it) > Controls < - Left and right arrows to move - A or S key to jump - Double tap or hold A or S to glide / dropdash - Down arrow or Up arrow look - Down arrow while walking to roll - Down arrow and A or S to spindash - Down arrow or Up arrow and E to show/hide variables - Down arrow or Up arrow and R to show/hide hud - Number keys 1 - 2 switches characters > Changelog < - Fixed gap problems - Fixed super fast fall glitch after a high jump - now the hitbox always looks like its on the ground - Added new hitbox for wall detection call wall sen - Renamed hitbox2 and hitbox3 to wall and slope sen - Changed some hitbox costumes - Hitboxes x position changes when on a slope - supposed to fix slope jump glitch it didn't - Reorganised Sprites > Known bugs < - knuckles might feel weird but its ok - high speed slope jump Glitch - infinite jump bug when lagging > Plans/todos < - Add Fps counter with toggle - Add optimization menu - Add climbing for Knuckles - Rework Jump physics (65% progress) - Rework slope physics (46% progress) - Add Tails - Add Custom Ability support (50% progress) > Credits < Engine made by @blujasonplays In game sprites made by @GoldMudkip Title screen sonic model based off of @XXX_Lancer 's old sonic sprites and tweaked by me > And Thank You for playing < (please report bugs in comments or fix them yourself just remix the project. If you any questions about the physics leave a comment about what you want clarified and i will add a comment in the project explaining it)