Games like Black blood
Games like Black blood include GemCraft - Chasing Shadows, Bloons TD 6, Sanctum 2, Plants vs. Zombies GOTY Edition, and X-Morph: Defense. We matched them by the tags players give Black blood on Steam (Tower Defense, Top-Down, Combat, Strategy, and Shooter): closest matches first, and among equally close ones the better-known games.

GemCraft - Chasing Shadows
Shared: Tower Defense · Strategy · Top-Down

Bloons TD 6
Shared: Tower Defense · Strategy · Singleplayer

Sanctum 2
Shared: Tower Defense · Strategy · Shooter

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

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

Cluckmech Oasis
Shared: Tower Defense · Strategy · Shooter

Minimalist Tower Defense
Shared: Tower Defense · Top-Down · Strategy

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

Thronefall
Shared: Tower Defense · Strategy · Building

Kingdom Two Crowns
Shared: Tower Defense · Strategy · Building

Infested Planet
Shared: Tower Defense · Strategy · Top-Down

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

PUBG: BATTLEGROUNDS
Shared: Shooter · Survival · Strategy

They Are Billions
Shared: Strategy · Tower Defense · Survival

Dungeon Warfare
Shared: Tower Defense · Strategy · Top-Down

Monsters are Coming!
Shared: Tower Defense · Top-Down · Combat

GemCraft - Frostborn Wrath
Shared: Tower Defense · Strategy · Top-Down

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

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

Kingdom Rush 5: Alliance TD
Shared: Tower Defense · Strategy · Building

DG2: Defense Grid 2
Shared: Tower Defense · Strategy · Combat

Frostpunk
Shared: Strategy · Resource Management · Survival

Artisan TD
Shared: Tower Defense · Strategy · Top-Down

Outpost: Infinity Siege
Shared: Tower Defense · Robots · Resource Management