I'll keep it to the point
The Map
-Keep all areas from the witcher 3
-Update them with new textures and folliage
-Add two more areas and connect on the parts into one super map
-Maybe add a volcanic area and a desert to add more variety.
Enemies
-More variety
-Keep old ones and well as new ones
-More inteligent AI
-More enemies on screen at once
Gameplay
-Add two new spells and keep old ones
-Base game is as long as the witcher 3 + expansions
-More puzzles
-more minigames fishing/hunting/etc.
-keep gwent
-Add co-op similar to fable?
-More abilities/mutations/armor
-Be able to customize own character this time instead of playing as Geralt (as much as we love Geralt)
-Have some sort of hidden collectables to find (other than gwent cards), have to find rare coins and make a collection of them throughout the world?
-More items to create
-More uses for money
-Silver coins/gold coins/ copper coins
-Be able to make a house from the start
Menus
-Menu that loads quickly
-Larger font
Graphics
Xbox Scorpio 60fps/4k HDR
PS4 Pro 60fps/1080p HDR
The witcher 3 (and its expansions) are by far the best games to release this gen of consoles. The witcher 4 could play it safe and add the above and be extremely successful.
