1) mediterranean biome
2)tropical atolls in the ocean biome
3)more types of deserts like
-cold desert (desert with cold wether )
-moderate desert
-extreme desert the most arid like Atacama desert
-rocky deserts
-somethig reddie like Australian outback
4)more types of plants , flowers trees (this it means more and more types of woods )like
-palm trees
-more cactus and succulent plants ( can help for desert update )
-something like baobab in savannha
-cypres , pine trees olive trees oleanders for mediterranean biome for example
5) jungle update, jungle is the most biodiverse biome on earth more trees and animals sometimes some palm tree , more mushrooms
6)steppe biome
7)tundra biome with moss and boreal animals
8)marble block and variants for builders (the most famous cotruction material for centuries why not in minecraft ?)
9)the savannha biome have a great potencial for animals ( lions , rhynos, zebras , elephants etc etc..) can be a very hostile biome
10)insects also in hostile variant mob bees and spiders only for now
11)birds more birds , you have fish but not birds why?
12)more food like corn , rice also to farm it
13)fantasy and magical biomes are good for nether and end , in caves in the overworld
14)dynamic light , i want to see light when i explore a cave and i have a torch in my hand , this is an example of dynamic light , or if I fire a fiery arrow that emits real light in dynamic motion , see the new mob glow squid glow by true also when is moving
15)colored lights , yellow light , blue light , red light all colors lights , cold and hot light, (my dream UVultraviolet light in minecraft look good in the end i dont know why ) i cant belive the nether with all this orange lava light
16)vulcanoes , in the land under thew ocean , in the caves , vulcanic islands in the ocean
17)chairs and tables , bottles , more vases variuous dimensions, planters ,pictures frames ,candelabrum ( if minecraft add again candles ) lamps , bajours maybe make with glow stone powder ? and others decorations
18)craftable gunpowder with two new ores salniter and sulfur (coal exist in minecraft)make more sense to gunpowder
19)oil (with no exageracions like cars or other things not good for a game like minecraft)
20)totally rethink about minecart and railroads , for example the ability to merge multiple minecart together
21)animals variants , like browny chikens , more types of cow , more types of dogs , change the dynamic of the pig maybe in nature is just wild boar domesticated became pig .
22)possibility of an internal shaders
23)optifine opcions in the menu
24)a incredible rare ore very difficult to find (more and more than netherite ) like arkengem
25)more structures , sure the castle is the most required by community