24 games ranked by how much the tags Steam players vote on them overlap with Sig.NULL's. A rare tag counts for far more than one that sits on half the store, and popularity never moves a game up.
What they share most: Sokoban, Puzzle, Difficult, Grid-Based Movement, Futuristic, Casual.

1·Stephen's Sausage Roll
83% match · Sokoban, Puzzle
95% of 2,032 reviews positive

2·Parcel
83% match · Sokoban, Grid-Based Movement
85% of 160 reviews positive · 1 playing

3·Fish Fillets 2
81% match · Sokoban, Puzzle
78% of 309 reviews positive

4·Void Stranger
80% match · Sokoban, Puzzle
91% of 3,631 reviews positive

5·A Monster's Expedition
79% match · Sokoban, Nonlinear
95% of 1,756 reviews positive

6·About Love, Hate and the other ones
77% match · Sokoban, Grid-Based Movement
90% of 846 reviews positive

7·Patrick's Parabox
76% match · Sokoban, Puzzle
99% of 5,868 reviews positive

8·Snakebird
76% match · Puzzle, Difficult
93% of 1,260 reviews positive

9·Baba Is You
76% match · Sokoban, Puzzle
98% of 24,663 reviews positive

10·Slayaway Camp
75% match · Sokoban, Difficult
95% of 922 reviews positive

11·Dinosaur Hunt Puzzle
75% match · Sokoban, Puzzle
74% of 444 reviews positive

12·Chip's Challenge 1
74% match · Sokoban, Grid-Based Movement
90% of 976 reviews positive

13·Tetrobot and Co.
74% match · Puzzle, Robots
97% of 517 reviews positive

14·A Good Snowman Is Hard To Build
73% match · Sokoban, Difficult
95% of 1,203 reviews positive

15·Death Squared
73% match · Sokoban, Robots
88% of 725 reviews positive

16·Akin
72% match · Sokoban, Puzzle
78% of 989 reviews positive

17·Elara: A Coding Adventure in Space
71% match · Hacking, Futuristic
100% of 48 reviews positive

18·Hacknet
71% match · Hacking, Difficult
94% of 26,162 reviews positive · 50 playing

19·Dale Hardshovel HD
71% match · Sokoban, Puzzle
56% of 41 reviews positive

20·English Country Tune
71% match · Puzzle, Sokoban
81% of 453 reviews positive

21·Hack 'n' Slash
70% match · Hacking, Puzzle
53% of 934 reviews positive

22·Wilderplace
70% match · Sokoban, Grid-Based Movement
100% of 34 reviews positive

23·Cyber Manhunt
69% match · Hacking, Puzzle
92% of 15,730 reviews positive

24·App 547010
69% match · Hacking, Casual
53% of 163 reviews positive
The closest matches to Sig.NULL on Steam are Stephen's Sausage Roll, Parcel, Fish Fillets 2, Void Stranger, A Monster's Expedition. They rank highest because their Steam community tags overlap most with Sig.NULL's, and shared tags include Sokoban, Puzzle, Difficult.
Every game is described by the tags Steam players vote on it. Rare, specific tags such as Sokoban, Puzzle, Difficult count far more than catch-all ones like "Indie" or "Singleplayer", and each game is scored on how closely its whole tag profile matches Sig.NULL's. Popularity never affects the ranking.