Ubisoft said that their game Assassin 's Creed III had a new graphics engine with lighting based on physics .
The remaster contains enhanced visuals and lighting , native 4K resolution scaling , improved character models , and several tweaked or heavily-modified game mechanics.  It was released on March 29 , 2019 for Microsoft Windows , PlayStation 4 , and Xbox One , both as a downloadable add-on to Assassin 's Creed Odyssey and a standalone game .
Assassin's Creed III