Games like Love Train
Games like Love Train include Skul: The Hero Slayer, Vampire Survivors, Broforce, The Binding of Isaac: Rebirth, and Enter the Gungeon. We matched them by the tags players give Love Train on Steam (Trains, Action, Lovecraftian, Shooter, and Pixel Graphics): closest matches first, and among equally close ones the better-known games.

Skul: The Hero Slayer
Shared: Action · Pixel Graphics · Action Roguelike

Vampire Survivors
Shared: Pixel Graphics · Action Roguelike · 2D

Broforce
Shared: Action · Pixel Graphics · 2D

The Binding of Isaac: Rebirth
Shared: Roguelike · Action Roguelike · Pixel Graphics

Enter the Gungeon
Shared: Pixel Graphics · Roguelike · Action Roguelike

Dungreed
Shared: Action · Pixel Graphics · Action Roguelike

Rogue Legacy
Shared: Action · Roguelike · Action Roguelike

Nuclear Throne
Shared: Pixel Graphics · Action · Roguelike

Dead Cells
Shared: Roguelike · Pixel Graphics · 2D

Risk of Rain (2013)
Shared: Action · Roguelike · Action Roguelike

Noita
Shared: Pixel Graphics · Roguelike · 2D

The Final Station
Shared: Pixel Graphics · Action · Trains

Megabonk
Shared: Roguelike · Action Roguelike · Action

CARRION
Shared: Action · Pixel Graphics · 2D

Huntdown
Shared: Action · Pixel Graphics · Shooter

BlazBlue Entropy Effect
Shared: Action · 2D · Action Roguelike

Pixel Gun 3D: PC Edition
Shared: Pixel Graphics · Shooter · Action

SANABI
Shared: Action · Pixel Graphics · 2D

Halls of Torment
Shared: Pixel Graphics · Action Roguelike · Action

BALL x PIT
Shared: Action · Roguelike · Action Roguelike

Wizard of Legend
Shared: Pixel Graphics · Action · Action Roguelike

Risk of Rain 2
Shared: Action · Action Roguelike · Roguelike

Sephiria
Shared: Action · Action Roguelike · Roguelike

Hades
Shared: Action · Action Roguelike · Roguelike