Games like Lord O' Pirates
Games like Lord O' Pirates include Vampire Survivors, Death Must Die, Megabonk, Halls of Torment, and Boneraiser Minions. We matched them by the tags players give Lord O' Pirates on Steam (Action Roguelike, Bullet Hell, Roguelite, Pirates, and Pixel Graphics): closest matches first, and among equally close ones the better-known games.

Vampire Survivors
Shared: Action Roguelike · Bullet Hell · Roguelite

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

Megabonk
Shared: Action Roguelike · Roguelite · Bullet Hell

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

Boneraiser Minions
Shared: Action Roguelike · Bullet Hell · Roguelite

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

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

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

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

Nuclear Throne
Shared: Action Roguelike · Pixel Graphics · Bullet Hell

Deep Rock Galactic: Survivor
Shared: Action Roguelike · Roguelite · Bullet Hell

Rocket Rats
Shared: Action Roguelike · Bullet Hell · Pixel Graphics

Dead Cells
Shared: Action Roguelike · Pixel Graphics · Roguelite

Dungreed
Shared: Action Roguelike · Roguelite · Pixel Graphics

Seraph's Last Stand
Shared: Action Roguelike · Bullet Hell · Pixel Graphics

Star of Providence
Shared: Bullet Hell · Action Roguelike · Roguelite

Noobs Want to Live
Shared: Bullet Hell · Action Roguelike · Pixel Graphics

Streets of Rogue
Shared: Action Roguelike · Roguelite · Pixel Graphics

UnderMine
Shared: Action Roguelike · Roguelite · Pixel Graphics

Soulstone Survivors
Shared: Action Roguelike · Roguelite · Bullet Hell

The Binding of Isaac: Rebirth
Shared: Action Roguelike · Pixel Graphics · Indie

Rogue: Genesia
Shared: Bullet Hell · Action Roguelike · Roguelite

Asgard's Fall — Viking Survivors
Shared: Action Roguelike · Bullet Hell · Roguelite

Hades
Shared: Action Roguelike · Roguelite · Action