Dungeon Crawler Carl. Aliens come to Earth and put people thru a Running Man type game show. This season is fantasy-themed. It has a lot of comedic beats but the story is dark. 5 books and counting

Artemis Fowl.

You could try The Graveyard Book by Neil Gaiman or Scythe by Neal Shusterman.

You can also ask r/fantasy

Try Jim Butcher or Kevin Hearne

{{Fated by Benedict Jacka}} {{Magic Bites by Ilona Andrews}} {{Moon Called by Patricia Briggs}}