Firstly, revamp every limited time mode page. Then, fix the categories of the limited time modes pages. Then, fix the main limited time modes page. THEN, THENNNNNN, revamp all core gamemodes and fix the main page for them. T H E N, revamp the main Fortnite: Battle Royale page.
Go through every page on the wiki (lol i get it thats gonna take ages). Then, see if there are any categories that need removing or adding.
Go through the list of image files, and move every wrongly named file to the right name, according to the wiki's image naming policy.
Add all audio files to the lobby music pages.
Save The World
Firstly, I know nothing about save the world. I will need to do a lot of research into this game mode. Then, when I have done that, fix the entire save the world section of this wiki.