Games like Swordian Hero
Games like Swordian Hero include Rain World, Hollow Knight, Momodora: Reverie Under The Moonlight, Hollow Knight: Silksong, and Celeste. We matched them by the tags players give Swordian Hero on Steam (Action Roguelike, Exploration, Spectacle fighter, 2D Platformer, and Beat 'em up): closest matches first, and among equally close ones the better-known games.

Rain World
Shared: Exploration · Difficult · Platformer

Hollow Knight
Shared: Platformer · Difficult · Exploration

Momodora: Reverie Under The Moonlight
Shared: 2D Platformer · Exploration · Spectacle fighter

Hollow Knight: Silksong
Shared: Difficult · Exploration · Platformer

Celeste
Shared: Difficult · 2D Platformer · Platformer

Skul: The Hero Slayer
Shared: Action Roguelike · Indie · Platformer

Downwell
Shared: Action Roguelike · 2D Platformer · Platformer

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

Brawlhalla
Shared: 2D Platformer · 2D Fighter · Platformer

Super Meat Boy
Shared: 2D Platformer · Difficult · Platformer

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

Sifu
Shared: Beat 'em up · Martial Arts · Difficult

The Binding of Isaac: Rebirth
Shared: Action Roguelike · Difficult · Indie

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

Spiritfall
Shared: Action Roguelike · 2D Platformer · 2D Fighter

Spelunky
Shared: Action Roguelike · Platformer · Difficult

VVVVVV
Shared: 2D Platformer · Platformer · Difficult

One Finger Death Punch
Shared: Beat 'em up · 2D Fighter · Martial Arts

SANABI
Shared: 2D Platformer · Action · Platformer

Vampire Survivors
Shared: Action Roguelike · 2D · Indie

Webbed
Shared: 2D Platformer · Exploration · Platformer

Dead Cells
Shared: Action Roguelike · Adventure · 2D

Rogue Legacy
Shared: Action Roguelike · Platformer · Indie

Stick It to the Stickman
Shared: Beat 'em up · 2D Fighter · Spectacle fighter

