Games like Vaccine
Games like Vaccine include Resident Evil Village, Resident Evil 3, Dead by Daylight, Resident Evil 2, and Resident Evil 4. We matched them by the tags players give Vaccine on Steam (Action, Violent, and Survival Horror): closest matches first, and among equally close ones the better-known games.

Resident Evil Village
Shared: Survival Horror · Action · Violent

Resident Evil 3
Shared: Action · Survival Horror · Violent

Dead by Daylight
Shared: Survival Horror · Violent · Action

Resident Evil 2
Shared: Survival Horror · Action · Violent

Resident Evil 4
Shared: Action · Survival Horror · Violent

Resident Evil Requiem
Shared: Survival Horror · Action · Violent

Resident Evil 7 Biohazard
Shared: Survival Horror · Action · Violent

Hotline Miami
Shared: Violent · Action

Resident Evil 4 (2005)
Shared: Action · Survival Horror

Manhunt
Shared: Violent · Action · Survival Horror

The Evil Within 2
Shared: Survival Horror · Action · Violent

DOOM Eternal
Shared: Action · Violent

Daymare: 1998
Shared: Action · Survival Horror · Violent

Outlast 2
Shared: Survival Horror · Violent · Action

Halloween: The Game
Shared: Violent · Survival Horror · Action

Paint the Town Red
Shared: Violent · Action

The Walking Dead: Saints & Sinners
Shared: Action · Survival Horror · Violent

Nightmare of Decay
Shared: Action · Survival Horror · Violent

Mortal Kombat 11
Shared: Violent · Action

The Texas Chain Saw Massacre
Shared: Survival Horror · Action · Violent

Hotline Miami 2: Wrong Number
Shared: Violent · Action

Middle-earth: Shadow of War
Shared: Action · Violent

Onimusha: Warlords
Shared: Action · Violent · Survival Horror

Mortal Kombat X
Shared: Action · Violent