Games like Magma Tsunami
Games like Magma Tsunami include Hollow Knight, Hollow Knight: Silksong, LIMBO, Super Meat Boy Forever, and Super Meat Boy. We matched them by the tags players give Magma Tsunami on Steam (Indie, Platformer, and Runner): closest matches first, and among equally close ones the better-known games.

Hollow Knight
Shared: Platformer · Indie

Hollow Knight: Silksong
Shared: Indie · Platformer

LIMBO
Shared: Indie · Platformer

Super Meat Boy Forever
Shared: Indie · Platformer · Runner

Super Meat Boy
Shared: Platformer · Indie

Rogue Legacy
Shared: Platformer · Indie

Celeste
Shared: Indie · Platformer

Montaro
Shared: Indie · Runner · Platformer

Seen
Shared: Indie · Platformer · Runner

Turbo Pug
Shared: Indie · Runner · Platformer

FEZ
Shared: Platformer · Indie

Spelunky
Shared: Platformer · Indie

Cuphead
Shared: Platformer · Indie

ALTF4
Shared: Runner · Platformer · Indie

Skul: The Hero Slayer
Shared: Indie · Platformer

Risk of Rain (2013)
Shared: Indie · Platformer

Vector
Shared: Indie · Platformer · Runner

Pizza Tower
Shared: Indie · Platformer

Dust: An Elysian Tail
Shared: Platformer · Indie

Shovel Knight: Treasure Trove
Shared: Platformer · Indie

GRIS
Shared: Indie · Platformer

Mark of the Ninja
Shared: Platformer · Indie

Hextech Mayhem: A League of Legends Story™
Shared: Runner · Platformer · Indie

DLC Quest
Shared: Indie · Platformer