Games like Bug Heroes: Tower Defense
Games like Bug Heroes: Tower Defense include Warhammer 40,000: Space Marine 2, Orcs Must Die! 3, Orcs Must Die! 2, Orcs Must Die!, and Bloons TD 6. We matched them by the tags players give Bug Heroes: Tower Defense on Steam (Action, Strategy, Tower Defense, Action-Adventure, and Third-Person Shooter): closest matches first, and among equally close ones the better-known games.

Warhammer 40,000: Space Marine 2
Shared: Action · Third-Person Shooter · Action-Adventure

Orcs Must Die! 3
Shared: Tower Defense · Strategy · Action

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

Orcs Must Die!
Shared: Action · Tower Defense · Strategy

Bloons TD 6
Shared: Strategy · Tower Defense · Singleplayer

Tomb Raider Game of the Year
Shared: Action · Third Person · Third-Person Shooter

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

Rise of the Tomb Raider™
Shared: Action · Action-Adventure · Third Person

Mount & Blade II: Bannerlord
Shared: Strategy · Action · War

Thronefall
Shared: Strategy · Tower Defense · Action

Ninja Kiwi Archive
Shared: Strategy · Action · Tower Defense

X-Morph: Defense
Shared: Strategy · Action · Tower Defense

GemCraft - Chasing Shadows
Shared: Strategy · Tower Defense · Action

Warframe
Shared: Action · Third-Person Shooter · Third Person

PRAGMATA
Shared: Action · Third-Person Shooter · Action-Adventure

Orcs Must Die! Deathtrap
Shared: Tower Defense · Action · Strategy

HELLDIVERS™ 2
Shared: Action · Third-Person Shooter · PvE

Grand Theft Auto V Legacy
Shared: Action · Third Person · Third-Person Shooter

Call to Arms - Gates of Hell: Ostfront
Shared: Strategy · Third Person · Action

UNCHARTED™: Legacy of Thieves Collection
Shared: Action-Adventure · Action · Third-Person Shooter

Resident Evil Requiem
Shared: Action · Third-Person Shooter · Action-Adventure

Kingdom Rush Origins - Tower Defense
Shared: Strategy · Tower Defense · Action-Adventure

Aliens: Dark Descent
Shared: Strategy · Action · Top-Down

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