Games like Prime
Games like Prime include Gremlins, Inc., Talisman: Digital Classic Edition, Rento Fortune: Online Dice Board Game (大富翁), Root, and UNO. We matched them by the tags players give Prime on Steam (Strategy, Tabletop, Board Game, 2D, and Turn-Based Tactics): closest matches first, and among equally close ones the better-known games.

Gremlins, Inc.
Shared: Tabletop · Board Game · Strategy

Talisman: Digital Classic Edition
Shared: Tabletop · Strategy · Board Game

Rento Fortune: Online Dice Board Game (大富翁)
Shared: Strategy · Board Game · Tabletop

Root
Shared: Tabletop · Strategy · Board Game

UNO
Shared: Tabletop · Board Game · Strategy

Through the Ages
Shared: Strategy · Tabletop · Board Game

Plague Inc: Evolved
Shared: Strategy · Singleplayer · Indie

Chess Ultra
Shared: Strategy · Board Game · Tabletop

Tabletop Simulator
Shared: Tabletop · Board Game · Multiplayer

The Escapists 2
Shared: Strategy · 2D · Multiplayer

Yu-Gi-Oh! Master Duel
Shared: Strategy · PvP · Turn-Based Tactics

Blood Bowl 2: Legendary Edition (Classic)
Shared: Strategy · Board Game · Multiplayer

Terraforming Mars
Shared: Strategy · Board Game · Tabletop

100% Orange Juice
Shared: Board Game · Strategy · Multiplayer

Space Hulk (Classic)
Shared: Strategy · Board Game · Indie

Armello
Shared: Board Game · Strategy · PvP

Just Xiangqi
Shared: Strategy · Board Game · Turn-Based Tactics

Hasbro's BATTLESHIP
Shared: Board Game · Tabletop · Strategy

Twilight Struggle
Shared: Strategy · Board Game · Tabletop

Dota Underlords
Shared: Strategy · Turn-Based Tactics · Multiplayer

Richman 11
Shared: Board Game · Strategy · Turn-Based Tactics

Blood Bowl 3
Shared: Strategy · PvP · Board Game

Bloons TD 6
Shared: Strategy · Singleplayer · Multiplayer

Small World
Shared: Strategy · Board Game · Tabletop