Games like Tower Hero Survival
Games like Tower Hero Survival include Megabonk, Balatro, Brotato, The King is Watching, and Legend Creatures(传奇生物). We matched them by the tags players give Tower Hero Survival on Steam (Roguelite, Bullet Heaven, Strategy, Tower Defense, and Auto Battler): closest matches first, and among equally close ones the better-known games.

Megabonk
Shared: Bullet Heaven · Roguelite · Roguelike

Balatro
Shared: Roguelike · Strategy · Roguelite

Brotato
Shared: Roguelike · Bullet Heaven · Roguelite

The King is Watching
Shared: Tower Defense · Roguelike · Strategy

Legend Creatures(传奇生物)
Shared: Roguelite · Strategy · Auto Battler

Necrosmith
Shared: Roguelite · Tower Defense · Strategy

Wall World
Shared: Roguelite · Tower Defense · Strategy

FTL: Faster Than Light
Shared: Strategy · Roguelike · Replay Value

Dungeon of the ENDLESS™
Shared: Strategy · Tower Defense · Roguelike

The Binding of Isaac: Rebirth
Shared: Roguelike · Replay Value · Pixel Graphics

9 Kings
Shared: Strategy · Auto Battler · Roguelike

Loop Hero
Shared: Roguelite · Roguelike · Pixel Graphics

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

Heretic's Fork
Shared: Bullet Heaven · Strategy · Tower Defense

Slay the Spire
Shared: Roguelike · Strategy · Roguelite

Stoneshard
Shared: Strategy · Roguelike · Survival

Vampire Survivors
Shared: Roguelite · Pixel Graphics · Roguelike

Halls of Torment
Shared: Roguelite · Roguelike · Pixel Graphics

Dead Cells
Shared: Roguelike · Roguelite · Pixel Graphics

Cluckmech Oasis
Shared: Strategy · Tower Defense · Roguelike

Super Fantasy Kingdom
Shared: Strategy · Roguelite · Auto Battler

Luck be a Landlord
Shared: Roguelite · Strategy · Roguelike

Peglin
Shared: Roguelite · Roguelike · Strategy

Neon Abyss
Shared: Bullet Heaven · Roguelike · Replay Value