Games like Waifu Survivors
Games like Waifu Survivors include Vampire Survivors, Halls of Torment, Death Must Die, Hades, and Soulstone Survivors. We matched them by the tags players give Waifu Survivors on Steam (Action Roguelike, Bullet Hell, Roguelite, Strategy RPG, and Action RPG): closest matches first, and among equally close ones the better-known games.

Vampire Survivors
Shared: Action Roguelike · Bullet Hell · Roguelite

Halls of Torment
Shared: Action Roguelike · Bullet Hell · Roguelite

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

Hades
Shared: Action Roguelike · Roguelite · Roguelike

Soulstone Survivors
Shared: Action Roguelike · Roguelite · Bullet Hell

Nordic Ashes: Survivors of Ragnarok
Shared: Action Roguelike · Bullet Hell · Roguelite

暖雪 Warm Snow
Shared: Action Roguelike · Roguelite · Action-Adventure

Hades II
Shared: Roguelite · Action Roguelike · Roguelike

Megabonk
Shared: Action Roguelike · Roguelite · Bullet Hell

Magicraft
Shared: Action Roguelike · Bullet Hell · Roguelite

Hero Siege
Shared: Action Roguelike · Action RPG · RPG

20 Minutes Till Dawn
Shared: Action Roguelike · Bullet Hell · Roguelite

Pass the Fear
Shared: Action Roguelike · Roguelite · Bullet Hell

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

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

Brotato
Shared: Bullet Hell · Action Roguelike · Roguelike

BALL x PIT
Shared: Roguelite · Bullet Hell · Action Roguelike

Black Myth: Wukong
Shared: Action RPG · RPG · Action-Adventure

Tower of Babel: Survivors of Chaos
Shared: Action Roguelike · Bullet Hell · Roguelite

Boneraiser Minions
Shared: Action Roguelike · Bullet Hell · Roguelite

Heroes of Hammerwatch II
Shared: Action Roguelike · Action RPG · RPG

Nuclear Throne
Shared: Action Roguelike · Bullet Hell · Roguelite

Noobs Want to Live
Shared: Bullet Hell · Action Roguelike · Roguelite

Nova Drift
Shared: Bullet Hell · Roguelite · Action Roguelike