I’m on iOS so if you’re android idk if all these options are available. Monster train is a pretty fun rogue like deck builder. If you have a Netflix account into the breach is a really fun puzzle game. Since you mentioned sudoku Hashi is a fun puzzle game that has apps and ways to play in browser. If you are on iOS and into 4x games starbase Orion is a pretty good game and even has an active asynchronous multiplayer player base. And lastly since you’re probably aware if you’re into sudoku variants, cracking the cryptic is a YouTube channel that does a lot of sudoku variants and you can play puzzles in browser or they have a dedicated app