Games like Tank Dungeon
Games like Tank Dungeon include PUBG: BATTLEGROUNDS, Deep Rock Galactic: Survivor, NARAKA: BLADEPOINT, Megabonk, and Apex Legends™. We matched them by the tags players give Tank Dungeon on Steam (Bullet Heaven, Action, Action Roguelike, 4 Player Local, and PvE): closest matches first, and among equally close ones the better-known games.

PUBG: BATTLEGROUNDS
Shared: Action · Multiplayer · Battle Royale

Deep Rock Galactic: Survivor
Shared: Bullet Heaven · Action Roguelike · PvE

NARAKA: BLADEPOINT
Shared: Action · Multiplayer · Battle Royale

Megabonk
Shared: Bullet Heaven · Action Roguelike · Action

Apex Legends™
Shared: Multiplayer · Action · Battle Royale

Lost Castle
Shared: Action Roguelike · 4 Player Local · Multiplayer

Risk of Rain 2
Shared: Action Roguelike · Action · Multiplayer

ARC Raiders
Shared: PvE · Multiplayer · PvP

Brotato
Shared: Action Roguelike · Bullet Heaven · Multiplayer

Stick Fight: The Game
Shared: Action · Multiplayer · 4 Player Local

Yet Another Zombie Survivors
Shared: Bullet Heaven · Action Roguelike · Top-Down Shooter

Rogue: Genesia
Shared: Bullet Heaven · Action Roguelike · PvE

The Spell Brigade
Shared: Bullet Heaven · Action Roguelike · Action

HELLDIVERS™ Dive Harder Edition
Shared: Action · Top-Down Shooter · 4 Player Local

Squad
Shared: PvE · PvP · Multiplayer

Shape of Dreams
Shared: Action Roguelike · PvE · Action

Rust
Shared: Multiplayer · PvP · Survival

Arms of God
Shared: Bullet Heaven · Action Roguelike · Action

SYNTHETIK: Legion Rising
Shared: Action · Action Roguelike · Top-Down Shooter

20 Minutes Till Dawn
Shared: Action Roguelike · Top-Down Shooter · Survival

Pixel Gun 3D: PC Edition
Shared: PvP · Action · Multiplayer

Relic Hunters Zero: Remix
Shared: Action · Action Roguelike · Twin Stick Shooter

HELLDIVERS™ 2
Shared: PvE · Action · Multiplayer

Nation Red
Shared: Action · Top-Down Shooter · Indie