Games like Gravscape
Games like Gravscape include Skul: The Hero Slayer, Anomaly Agent, 30XX, Rogue Legacy, and Spelunky. We matched them by the tags players give Gravscape on Steam (Action Roguelike, Side Scroller, 2D Platformer, Platformer, and Roguelike): closest matches first, and among equally close ones the better-known games.

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

Anomaly Agent
Shared: Side Scroller · Action Roguelike · 2D Platformer

30XX
Shared: Action Roguelike · Side Scroller · 2D Platformer

Rogue Legacy
Shared: Action Roguelike · Platformer · Roguelike

Spelunky
Shared: Action Roguelike · Platformer · Roguelike

Dead Cells
Shared: Action Roguelike · Roguelike · 2D

20XX
Shared: Action Roguelike · Platformer · 2D Platformer

Have a Nice Death
Shared: Action Roguelike · 2D · 2D Platformer

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

Pizza Tower
Shared: 2D Platformer · Platformer · Funny

The Binding of Isaac: Rebirth
Shared: Action Roguelike · Roguelike · 2D

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

Spelunky 2
Shared: 2D Platformer · Platformer · Procedural Generation

Dungreed
Shared: Action Roguelike · Roguelike · 2D

Caveblazers
Shared: Action Roguelike · Platformer · 2D Platformer

The Binding of Isaac
Shared: Action Roguelike · Roguelike · Procedural Generation

BattleBlock Theater®
Shared: Platformer · Funny · 2D

Blade Assault
Shared: Roguelike · Platformer · 2D Platformer

Vampire Survivors
Shared: Action Roguelike · 2D · Roguelike

Thank Goodness You're Here!
Shared: 2D Platformer · Funny · Platformer

Thomas Was Alone
Shared: Side Scroller · Platformer · 2D Platformer

Broforce
Shared: Platformer · 2D · Action

Geometry Dash
Shared: 2D · Platformer · Side Scroller

Rogue Legacy 2
Shared: Platformer · Action · Side Scroller