Single-player games like Boxoku! 99 Battle Royale
Below are 8 single-player Steam games similar to Boxoku! 99 Battle Royale, ranked by player overlap. Every pick carries Steam's Single-player category, so multiplayer-only titles or always-online games don't sneak in. imho.run pulls the category data from Steam directly — Single-player here matches what the store labels.
Want the full alternatives list (paid + free + Steam Deck + cheaper picks)? See the parent games like Boxoku! 99 Battle Royale page.
Ranked picks
- 1

Vlobs
Single-player alternative to Boxoku! 99 Battle Royale — playable solo, no multiplayer required. Shares Casual with Boxoku! 99 Battle Royale.
A relaxing casual arcade/puzzle game all about connecting and popping vlobs.
- 2

Piecewise! by ./badgames.zip (a daily puzzle game!)
Single-player alternative to Boxoku! 99 Battle Royale — playable solo, no multiplayer required. Shares Casual with Boxoku! 99 Battle Royale.
A daily-challenge puzzle game about putting shapes in slots, with new puzzles every day! BET ON YOURSELF with daily wager-based leaderboards!
- 3

Xross Dreams
Single-player alternative to Boxoku! 99 Battle Royale — playable solo, no multiplayer required.
Head-to-head arcade VS game, where all the characters are puzzle games, you control 2 at a time, and everybody does their own damage. A pre-, mid-, and post-apocalyptic fairy tale that teaches you telepathy if you decipher it properly. An climactic journey through stars and minds and trust.
- 4

Dicetris
Single-player alternative to Boxoku! 99 Battle Royale — playable solo, no multiplayer required. Shares Casual with Boxoku! 99 Battle Royale.
Dicetris is a falling-block puzzler with depth. Stack dice in columns, sum to hit the target, combo colors to clear overloaded stacks. Twist your strategy around special dice and rule-bending map conditions. Easy to learn. Built to master.
- 5

Relax Simulator
Single-player alternative to Boxoku! 99 Battle Royale — playable solo, no multiplayer required. Shares Casual with Boxoku! 99 Battle Royale.
Just stop and relax. Forget about all the fuss and feel the magic of music in this game. Four different modes.
- 6

Hexis
Single-player alternative to Boxoku! 99 Battle Royale — playable solo, no multiplayer required. Shares Casual with Boxoku! 99 Battle Royale.
Hexagons are falling from all directions! Move them around to form lines and make them vanish into points. How high can you score before they pile up too high?
- 7

Kavel
Single-player alternative to Boxoku! 99 Battle Royale — playable solo, no multiplayer required. Shares Casual with Boxoku! 99 Battle Royale.
Drag Tetromino blocks onto a board of gems to make a match. Use bombs for impressive explosive effects. Kavel is an action-puzzle game that brings together block puzzles and match-3 in an exciting new twist. A truly unique new entry in the genre.
- 8

Otteretto
Single-player alternative to Boxoku! 99 Battle Royale — playable solo, no multiplayer required. Shares Casual with Boxoku! 99 Battle Royale.
A game about palindromes (and otters). Compete for high scores and discover new gameplay twists as you explore the surprising depths of this fresh new puzzle mechanic.