Games like Rockets Are Super Hard
Games like Rockets Are Super Hard include Keep Talking and Nobody Explodes, Cuphead, Heavenly Bodies, UNO, and Among Us. We matched them by the tags players give Rockets Are Super Hard on Steam (Science, Space, Difficult, Board Game, and Tabletop): closest matches first, and among equally close ones the better-known games.

Keep Talking and Nobody Explodes
Shared: Board Game · Puzzle · Co-op

Cuphead
Shared: Difficult · Co-op · Local Co-Op

Heavenly Bodies
Shared: Space · Difficult · Puzzle

UNO
Shared: Board Game · Tabletop · Multiplayer

Among Us
Shared: Space · Multiplayer · Cartoony

Pummel Party
Shared: Board Game · Multiplayer · Co-op

Kerbal Space Program
Shared: Space · Science · Difficult

Kerbal Space Program 2
Shared: Space · Science · Difficult

Nexus 5X
Shared: Board Game · Tabletop · Team-Based

Terraforming Mars
Shared: Space · Board Game · Tabletop

Overcooked! 2
Shared: Local Co-Op · Co-op · Multiplayer

Tabletop Simulator
Shared: Board Game · Tabletop · Multiplayer

Lovers in a Dangerous Spacetime
Shared: Space · Local Co-Op · Co-op

Liars Bar
Shared: Multiplayer · Co-op · Tabletop

Don't Starve Together
Shared: Difficult · Co-op · Multiplayer

LOCKDOWN Protocol
Shared: Space · Multiplayer · Team-Based

Talisman: Digital Classic Edition
Shared: Board Game · Tabletop · Multiplayer

Richman10
Shared: Tabletop · Board Game · Multiplayer

BADLAND: Game of the Year Edition
Shared: Difficult · Local Co-Op · Puzzle

PICO PARK
Shared: Co-op · Multiplayer · Local Co-Op

Hunt: Showdown 1896
Shared: Team-Based · Multiplayer · Atmospheric

LEGO® Star Wars™: The Skywalker Saga
Shared: Space · Co-op · Multiplayer

No Man's Sky
Shared: Space · Multiplayer · Atmospheric

Outer Wilds
Shared: Space · Puzzle · Atmospheric