24 games ranked by how much the tags Steam players vote on them overlap with 幻想三国志2'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: Turn-Based Tactics, Turn-Based Strategy, Strategy, RPG, Casual, Turn-Based Combat.

1·Crossfire: Dungeons
88% match · Turn-Based Tactics, Turn-Based Strategy
48% of 92 reviews positive

2·The Banner Saga 3
88% match · Turn-Based Tactics, Strategy
78% of 3,111 reviews positive

3·Braveland
87% match · Turn-Based Strategy, Strategy
81% of 3,236 reviews positive

4·Clatter
87% match · Strategy, Turn-Based Tactics
83% of 1,270 reviews positive

5·Langrisser I & II
87% match · RPG, Strategy
73% of 960 reviews positive

6·Empire of Angels IV
86% match · Turn-Based Strategy, Strategy
66% of 444 reviews positive

7·Elven Legacy
86% match · Strategy, RPG
75% of 195 reviews positive

8·Banner of the Maid
86% match · Turn-Based Strategy, Turn-Based Tactics
86% of 8,366 reviews positive

9·Ravenmark: Scourge of Estellion
86% match · Strategy, Turn-Based Tactics
65% of 106 reviews positive

10·Fell Seal: Arbiter's Mark
84% match · Turn-Based Tactics, RPG
88% of 6,368 reviews positive

11·Mercenaries Blaze
84% match · Turn-Based Tactics, Turn-Based Strategy
76% of 580 reviews positive

12·UFO2: Extraterrestrials
83% match · Turn-Based Tactics, Turn-Based Strategy
58% of 158 reviews positive

13·Redemption: Eternal Quest
83% match · Casual, RPG
58% of 194 reviews positive

14·Agent Awesome
83% match · Strategy, Turn-Based Tactics
63% of 949 reviews positive

15·Jagged Alliance 3
83% match · Turn-Based Tactics, Turn-Based Strategy
88% of 15,109 reviews positive

16·XCOM®: Chimera Squad
82% match · Turn-Based Tactics, Turn-Based Strategy
71% of 23,487 reviews positive

17·50 years
82% match · Turn-Based Strategy, Strategy
89% of 693 reviews positive

18·Immortal Empire
82% match · Turn-Based Tactics, Strategy
72% of 310 reviews positive

19·Mutant Year Zero: Road to Eden
82% match · Turn-Based Tactics, Turn-Based Combat
90% of 20,585 reviews positive

20·President for a Day - Corruption
82% match · Strategy, Casual
59% of 116 reviews positive

21·Elven Legacy: Ranger
82% match · Strategy, Turn-Based Strategy
84% of 38 reviews positive

22·I am not a Monster: First Contact
81% match · Turn-Based Tactics, Strategy
76% of 1,296 reviews positive

23·Herta's Chess Game
81% match · Turn-Based Strategy, Turn-Based Tactics
98% of 88 reviews positive

24·Shattered Union
81% match · Strategy, Turn-Based Strategy
54% of 169 reviews positive
The closest matches to 幻想三国志2 on Steam are Crossfire: Dungeons, The Banner Saga 3, Braveland, Clatter, Langrisser I & II. They rank highest because their Steam community tags overlap most with 幻想三国志2's, and shared tags include Turn-Based Tactics, Turn-Based Strategy, Strategy.
Every game is described by the tags Steam players vote on it. Rare, specific tags such as Turn-Based Tactics, Turn-Based Strategy, Strategy count far more than catch-all ones like "Indie" or "Singleplayer", and each game is scored on how closely its whole tag profile matches 幻想三国志2's. Popularity never affects the ranking.