>> I wrote four fills <<

That batch sounds cool.

>> it's with my beta now <<

One thing I love about the last decade or two of fanfic is the rise of hobby editing through beta readers.

>> At the moment my only plans for February are to get final edits done on my big bang so that it's ready to post on my assigned day and to work on some more bingo fills and maybe use some of my unused prompts from other challenges too.<<

Good plan! I wish you luck.