lesson filter [Userscript] WaniKani Lesson Filter
reorder ultimate: [Userscript]: Reorder Ultimate 2 [newest]
in jprspereira guide, you’ll find many useful userscripts, he explains why you should use them and explains what they do.
edit: oops sorry. you just have to type in the numbers. how many radical, kanji or vocabs lessons you want to do. probably explained in the link i posted.