Games like Nine Lives or Less
Games like Nine Lives or Less include Skul: The Hero Slayer, Dead Cells, Vampire Survivors, Rogue Legacy, and BlazBlue Entropy Effect. We matched them by the tags players give Nine Lives or Less on Steam (Action, Platformer, Action Roguelike, Roguelite, and 2D): closest matches first, and among equally close ones the better-known games.

Skul: The Hero Slayer
Shared: Action · Action Roguelike · 2D

Dead Cells
Shared: Action Roguelike · Adventure · 2D

Vampire Survivors
Shared: Action Roguelike · Roguelite · 2D

Rogue Legacy
Shared: Platformer · Action · Action Roguelike

BlazBlue Entropy Effect
Shared: Action · Action Roguelike · Platformer

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

Dungreed
Shared: Action Roguelike · Action · Roguelite

Shovel Knight: Treasure Trove
Shared: Platformer · Pixel Graphics · Action

ScourgeBringer
Shared: Action · Roguelite · Action Roguelike

Caveblazers
Shared: Platformer · Action Roguelike · Roguelite

SANABI
Shared: Action · Pixel Graphics · Adventure

UnderMine
Shared: Action Roguelike · Roguelite · Action

Broforce
Shared: Action · Platformer · 2D

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

Downwell
Shared: Action Roguelike · Platformer · Pixel Graphics

Hades
Shared: Action Roguelike · Roguelite · Action

Sonic Mania
Shared: Platformer · 2D · Action

Out There Somewhere
Shared: Platformer · Pixel Graphics · Action

Rogue Legacy 2
Shared: Platformer · Action · Roguelite

Streets of Rogue
Shared: Action Roguelike · Roguelite · Action

Halls of Torment
Shared: Action Roguelike · Roguelite · Action

Death Must Die
Shared: Action Roguelike · Roguelite · Action

Megabonk
Shared: Action Roguelike · Roguelite · Action

Katana ZERO
Shared: Action · Platformer · Pixel Graphics