Games like Mobmania
Games like Mobmania include Vampire Survivors, Halls of Torment, Megabonk, Soulstone Survivors, and Brotato. We matched them by the tags players give Mobmania on Steam (Arcade, Action RPG, Roguelite, Anime, and Singleplayer): closest matches first, and among equally close ones the better-known games.

Vampire Survivors
Shared: Roguelite · Action Roguelike · Bullet Hell

Halls of Torment
Shared: Roguelite · Action Roguelike · Action RPG

Megabonk
Shared: Roguelite · Action Roguelike · Arcade

Soulstone Survivors
Shared: Roguelite · Action RPG · Action Roguelike

Brotato
Shared: Singleplayer · Action Roguelike · Bullet Hell

BALL x PIT
Shared: Arcade · Roguelite · Action Roguelike

Death Must Die
Shared: Roguelite · Action Roguelike · Bullet Hell

The Spell Brigade
Shared: Roguelite · Online Co-Op · Action Roguelike

Risk of Rain 2
Shared: Action Roguelike · Roguelite · Co-op

Hades
Shared: Roguelite · Action Roguelike · Singleplayer

Nova Drift
Shared: Arcade · Roguelite · Action RPG

Gunfire Reborn
Shared: Roguelite · Online Co-Op · Co-op

ELDEN RING NIGHTREIGN
Shared: Online Co-Op · Singleplayer · Co-op

Boneraiser Minions
Shared: Roguelite · Action Roguelike · Bullet Hell

Yet Another Zombie Survivors
Shared: Roguelite · Arcade · Action Roguelike

Ravenswatch
Shared: Action Roguelike · Roguelite · Co-op

Hero Siege
Shared: Action RPG · Action Roguelike · Co-op

Skul: The Hero Slayer
Shared: Action Roguelike · Roguelite · Singleplayer

Enter the Gungeon
Shared: Action Roguelike · Bullet Hell · Roguelike

The Binding of Isaac: Rebirth
Shared: Action Roguelike · Singleplayer · Roguelike

Rogue Legacy
Shared: Action Roguelike · Singleplayer · Roguelite

Hades II
Shared: Roguelite · Action Roguelike · Action RPG

Children of Morta
Shared: Action Roguelike · Online Co-Op · Roguelite

Sephiria
Shared: Roguelite · Action Roguelike · Co-op