Games like ARACNIDIUM
Games like ARACNIDIUM include Plants vs. Zombies GOTY Edition, Game Dev Tycoon, Plague Inc: Evolved, Bloons TD 6, and Braid. We matched them by the tags players give ARACNIDIUM on Steam (Casual, Strategy, Singleplayer, 2D Platformer, and PvE): closest matches first, and among equally close ones the better-known games.

Plants vs. Zombies GOTY Edition
Shared: Strategy · Casual · Singleplayer

Game Dev Tycoon
Shared: Strategy · Casual · Singleplayer

Plague Inc: Evolved
Shared: Strategy · Singleplayer · Casual

Bloons TD 6
Shared: Strategy · Singleplayer · Casual

Braid
Shared: 2D Platformer · Indie · Singleplayer

BEEP
Shared: Indie · Singleplayer · Platformer

Super Meat Boy
Shared: 2D Platformer · Platformer · Indie

Reus
Shared: Strategy · Singleplayer · Casual

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

911 Operator
Shared: Strategy · Singleplayer · Casual

Celeste
Shared: Indie · 2D Platformer · Singleplayer

Pizza Tower
Shared: 2D Platformer · Indie · Singleplayer

Zup! S
Shared: Casual · Indie · Singleplayer

Balatro
Shared: Singleplayer · Strategy · Casual

Mini Metro
Shared: Strategy · Casual · Singleplayer

Hollow Knight
Shared: Platformer · Singleplayer · Indie

Circle Empires
Shared: Strategy · Casual · Indie

Hollow Knight: Silksong
Shared: Indie · Singleplayer · 2D

Mini Motorways
Shared: Strategy · Casual · Indie

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

Hexcells
Shared: Casual · Singleplayer · Indie

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

The Basement Collection
Shared: Strategy · Indie · Singleplayer

A Game About Feeding A Black Hole
Shared: Casual · Strategy · Indie

