Games like Pit of Ascension
Games like Pit of Ascension include Skul: The Hero Slayer, Vampire Survivors, Dead Cells, Risk of Rain (2013), and Rogue Legacy. We matched them by the tags players give Pit of Ascension on Steam (Action Roguelike, Action, Singleplayer, 2D Platformer, and Pixel Graphics): closest matches first, and among equally close ones the better-known games.

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

Vampire Survivors
Shared: Action Roguelike · Pixel Graphics · Roguelite

Dead Cells
Shared: Action Roguelike · Pixel Graphics · Roguelite

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

Rogue Legacy
Shared: Action Roguelike · Action · Singleplayer

Dungreed
Shared: Action Roguelike · Action · Pixel Graphics

Hades
Shared: Action Roguelike · Action · Roguelite

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

Megabonk
Shared: Action Roguelike · Roguelite · Action

SANABI
Shared: Action · Pixel Graphics · 2D Platformer

Caveblazers
Shared: Action Roguelike · Pixel Graphics · 2D Platformer

Katana ZERO
Shared: Action · Pixel Graphics · 2D Platformer

Sephiria
Shared: Action Roguelike · Action · Roguelite

Have a Nice Death
Shared: Action Roguelike · Singleplayer · Action

BlazBlue Entropy Effect
Shared: Action Roguelike · Action · Pixel Graphics

Downwell
Shared: Action Roguelike · Pixel Graphics · Action

Pizza Tower
Shared: 2D Platformer · Singleplayer · Pixel Graphics

UnderMine
Shared: Action Roguelike · Pixel Graphics · Action

Super Meat Boy
Shared: 2D Platformer · Platformer · Pixel Graphics

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

Death Must Die
Shared: Action Roguelike · Pixel Graphics · Roguelite

Noita
Shared: Pixel Graphics · Action Roguelike · Action

BALL x PIT
Shared: Action · Action Roguelike · Roguelite

Nuclear Throne
Shared: Action Roguelike · Pixel Graphics · Action