Games like GEESE vs CTHULHU
Games like GEESE vs CTHULHU include ULTRAKILL, MECCHA CHAMELEON, Thank Goodness You're Here!, Hidden Folks, and The Wonderful 101: Remastered. We matched them by the tags players give GEESE vs CTHULHU on Steam (Casual, Spectacle fighter, Arena Shooter, Combat Racing, and Hand-drawn): closest matches first, and among equally close ones the better-known games.

ULTRAKILL
Shared: Arena Shooter · Spectacle fighter · Character Action Game

MECCHA CHAMELEON
Shared: Casual · Hand-drawn · Funny

Thank Goodness You're Here!
Shared: Casual · Hand-drawn · Adventure

Hidden Folks
Shared: Casual · Hand-drawn · Indie

The Wonderful 101: Remastered
Shared: Spectacle fighter · Character Action Game · Superhero

Gorogoa
Shared: Hand-drawn · Casual · Indie

VLADiK BRUTAL
Shared: Casual · Adventure · Character Action Game

Figment
Shared: Hand-drawn · Isometric · Adventure

Marlow Briggs and the Mask of Death
Shared: Spectacle fighter · Character Action Game · Adventure

Passpartout: The Starving Artist
Shared: Casual · Hand-drawn · Indie

Say No! More
Shared: Casual · Indie · Funny

Hitler Waifu
Shared: Casual · Arena Shooter · Action-Adventure

Chained Together
Shared: Casual · Adventure · Action-Adventure

Bing in Wonderland
Shared: Casual · Hand-drawn · Arena Shooter

Moncage
Shared: Casual · Indie · Surreal

Plug & Play
Shared: Casual · Indie · Surreal

Devil May Cry 5
Shared: Spectacle fighter · Character Action Game · Action

Battle Ram
Shared: Spectacle fighter · Perma Death · Casual

Pikuniku
Shared: Casual · Indie · Adventure

DR LIVESEY ROM AND DEATH EDITION
Shared: Spectacle fighter · Hand-drawn · Action

Donut County
Shared: Casual · Indie · Funny

Little Inferno
Shared: Casual · Indie · Funny

Gang Beasts
Shared: Casual · Funny · Action

There Is No Game: Wrong Dimension
Shared: Casual · Indie · Adventure