Games like Crossing the Sea
Games like Crossing the Sea include Hades, 鬼谷八荒 Tale of Immortal, Black Myth: Wukong, Hades II, and Sifu. We matched them by the tags players give Crossing the Sea on Steam (Mythology, Swordplay, Hack and Slash, Simulation, and Martial Arts): closest matches first, and among equally close ones the better-known games.

Hades
Shared: Hack and Slash · Mythology · Action Roguelike

鬼谷八荒 Tale of Immortal
Shared: Mythology · Simulation · Singleplayer

Black Myth: Wukong
Shared: Mythology · Action · Combat

Hades II
Shared: Mythology · Hack and Slash · Action

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

God of War
Shared: Mythology · Hack and Slash · Action

Mirror of Heaven
Shared: Hack and Slash · Beat 'em up · Action Roguelike

Half Sword
Shared: Swordplay · Combat · Simulation

METAL GEAR RISING: REVENGEANCE
Shared: Hack and Slash · Swordplay · Action

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

Amazing Cultivation Simulator
Shared: Simulation · Martial Arts · Mythology

Have a Nice Death
Shared: Hack and Slash · Action Roguelike · Action

Castle Crashers®
Shared: Hack and Slash · Beat 'em up · 2D

暖雪 Warm Snow
Shared: Martial Arts · Action Roguelike · Mythology

KIBORG
Shared: Hack and Slash · Beat 'em up · Action Roguelike

Lost Castle
Shared: Hack and Slash · Beat 'em up · Action Roguelike

Ghostrunner
Shared: Swordplay · Hack and Slash · Action

NINJA GAIDEN 2 Black
Shared: Hack and Slash · Martial Arts · Swordplay

We Who Are About To Die
Shared: Simulation · Action · Hack and Slash

Chivalry 2
Shared: Swordplay · Hack and Slash · Action

Achilles: Legends Untold
Shared: Mythology · Hack and Slash · Combat

Dead as Disco
Shared: Hack and Slash · Beat 'em up · Martial Arts

God of War Ragnarök
Shared: Mythology · Hack and Slash · Action

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