Games like Prismhold
Games like Prismhold include Bloons TD 6, Slay the Spire 2, Legion TD 2 - Multiplayer Tower Defense, Plague Inc: Evolved, and Dungeon Defenders. We matched them by the tags players give Prismhold on Steam (Strategy, Indie, Casual, Tower Defense, and Card Game): closest matches first, and among equally close ones the better-known games.

Bloons TD 6
Shared: Strategy · Tower Defense · Casual

Slay the Spire 2
Shared: Strategy · Card Game · Co-op

Legion TD 2 - Multiplayer Tower Defense
Shared: Strategy · Tower Defense · Multiplayer

Plague Inc: Evolved
Shared: Strategy · Indie · Casual

Dungeon Defenders
Shared: Strategy · Tower Defense · Online Co-Op

Bloons TD 5
Shared: Strategy · Tower Defense · Casual

Kingdom Rush - Tower Defense
Shared: Strategy · Tower Defense · Casual

Orcs Must Die! 2
Shared: Strategy · Tower Defense · Indie

Balatro
Shared: Card Game · Strategy · Indie

UNO
Shared: Card Game · Casual · Strategy

Warstone TD
Shared: Strategy · Indie · Tower Defense

Orcs Must Die! 3
Shared: Strategy · Tower Defense · Co-op

Plants vs. Zombies GOTY Edition
Shared: Strategy · Tower Defense · Casual

Liars Bar
Shared: Casual · Indie · Co-op

Dungeon Defenders: Awakened
Shared: Strategy · Tower Defense · Co-op

Kingdom Rush Frontiers - Tower Defense
Shared: Strategy · Tower Defense · Fantasy

Slay the Spire
Shared: Card Game · Strategy · Indie

Golf With Your Friends
Shared: Casual · Indie · Multiplayer

Prime World: Defenders
Shared: Strategy · Indie · Tower Defense

Sanctum 2
Shared: Strategy · Tower Defense · Co-op

Kingdom Rush Origins - Tower Defense
Shared: Strategy · Tower Defense · Casual

How to Fish
Shared: Indie · Co-op · Online Co-Op

Witch It
Shared: Casual · Indie · Multiplayer

Overcooked! 2
Shared: Casual · Co-op · Multiplayer