escuse me but what?
You can make a custom map on minecraft with out a map editor by building or demolishing certain land features or you can use a seed by typing your seed in the bottom box on the "create new world" menu.
No it is a custom built map
You have to create a server and load the map to the server.
Of course you can. Minecraft has a folder with worlds in it in Application Support, so just put the map in.
It depends on the map.
SkyBlock is a great map.
-579322790607890076 is the seed and the map is custom
In beta 1.6.6, you can just get the map by making a compass, put it in the middle of the 3x3 crafting box, then surrounding it with paper.
nerdboy64's gun mod
I think that you have to make it on your crafting table.but I'm not a mod fan,so I'm not sure
In Minecraft Pocket Edition (PE), Chemical X is not a standard item available in the vanilla game. However, if you're playing a mod or a specific custom map that includes Chemical X, you would typically follow the instructions provided by that mod or map creator. Always check the mod's documentation for specific crafting or gathering methods related to Chemical X.
There are most likely many. One of them is the lost custom map.