Games like Gnomes Garden 2
Games like Gnomes Garden 2 include 12 Labours of Hercules, 12 Labours of Hercules II: The Cretan Bull, Shelldiver, Kingdom Rush - Tower Defense, and Idle Champions of the Forgotten Realms. We matched them by the tags players give Gnomes Garden 2 on Steam (Strategy, Casual, Adventure, Time Management, and Fantasy): closest matches first, and among equally close ones the better-known games.

12 Labours of Hercules
Shared: Strategy · Casual · Time Management

12 Labours of Hercules II: The Cretan Bull
Shared: Strategy · Casual · Time Management

Shelldiver
Shared: Casual · Resource Management · Management

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

Idle Champions of the Forgotten Realms
Shared: Strategy · Fantasy · Adventure

Scribblenauts Unlimited
Shared: Casual · Adventure · Puzzle

Mini Motorways
Shared: Strategy · Casual · Puzzle

DAVE THE DIVER
Shared: Casual · Adventure · Management

Plants vs. Zombies GOTY Edition
Shared: Strategy · Casual · 2D

Turmoil
Shared: Strategy · Time Management · Resource Management

Oxygen Not Included
Shared: Resource Management · Colony Sim · Strategy

12 Labours of Hercules III: Girl Power
Shared: Strategy · Casual · Time Management

Monument Valley
Shared: Adventure · Casual · Puzzle

Kingdom Rush Frontiers - Tower Defense
Shared: Strategy · 2D · Fantasy

Reus
Shared: Strategy · Casual · 2D

Mini Metro
Shared: Strategy · Casual · Puzzle

Papa's Freezeria Deluxe
Shared: Casual · Time Management · Strategy

Dorfromantik
Shared: Casual · Strategy · Puzzle

Chef Knight
Shared: Strategy · Casual · Resource Management

12 Labours of Hercules IV: Mother Nature (Platinum Edition)
Shared: Strategy · Casual · Time Management

Game Dev Tycoon
Shared: Strategy · Casual · Management

Zup! S
Shared: Casual · Puzzle · 2D

Factorio
Shared: Strategy · Resource Management · Casual

Bloons TD 6
Shared: Strategy · Casual · Singleplayer