Games like Deep Sixed
Games like Deep Sixed include FTL: Faster Than Light, Totally Accurate Battle Simulator, Hades, Deliver Us The Moon, and This War of Mine. We matched them by the tags players give Deep Sixed on Steam (Indie, Action, Strategy, Simulation, and Adventure): closest matches first, and among equally close ones the better-known games.

FTL: Faster Than Light
Shared: Strategy · Indie · Space

Totally Accurate Battle Simulator
Shared: Simulation · Strategy · Indie

Hades
Shared: Indie · Action Roguelike · Action

Deliver Us The Moon
Shared: Indie · Action · Adventure

This War of Mine
Shared: Strategy · Survival · Simulation

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

Between the Stars
Shared: Action · Indie · Simulation

EVERSPACE™
Shared: Action · Indie · Action Roguelike

SPORE™ Galactic Adventures
Shared: Action · Simulation · Adventure

Megabonk
Shared: Indie · Action Roguelike · Action

Space Pirates And Zombies 2
Shared: Action · Strategy · Indie

The Escapists
Shared: Strategy · Indie · Simulation

Feed and Grow: Fish
Shared: Simulation · Action · Indie

Shortest Trip to Earth
Shared: Strategy · Space · Roguelite

Heat Signature
Shared: Indie · Action · Space

No Man's Sky
Shared: Space · Adventure · Survival

SKYHILL
Shared: Indie · Adventure · Action Roguelike

CRYPTARK
Shared: Action · Indie · Action Roguelike

HighFleet
Shared: Indie · Strategy · Action Roguelike

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

Everything is Crab: The Animal Evolution Roguelite
Shared: Action Roguelike · Strategy · Roguelite

Home Behind
Shared: Indie · Adventure · Simulation

Space Rangers HD: A War Apart
Shared: Strategy · Space · Simulation

Home Behind 2
Shared: Strategy · Indie · Adventure