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

Vampire Survivors
Shared: Action Roguelike · Roguelite · Bullet Hell

Hades II
Shared: Roguelite · Action Roguelike · Female Protagonist

Hades
Shared: Action Roguelike · Roguelite · Hack and Slash

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

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

Megabonk
Shared: Action Roguelike · Roguelite · Bullet Hell

Soulstone Survivors
Shared: Action Roguelike · Roguelite · Bullet Hell

Risk of Rain 2
Shared: Action Roguelike · Roguelite · Third-Person Shooter

Haste
Shared: Roguelite · Female Protagonist · Racing

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

Brotato
Shared: Action Roguelike · Bullet Hell · Roguelite

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

Magicraft
Shared: Action Roguelike · Roguelite · Bullet Hell

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

Crab Champions
Shared: Action Roguelike · Bullet Hell · Third-Person Shooter

Nova Drift
Shared: Roguelite · Action Roguelike · Bullet Hell

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

Streets of Rogue
Shared: Action Roguelike · Roguelite · RPG

Gunfire Reborn
Shared: Roguelite · Action Roguelike · RPG

Dreamscaper
Shared: Action Roguelike · Roguelite · RPG

Tower Hunter: Erza's Trial
Shared: Action Roguelike · Roguelite · Female Protagonist

Boneraiser Minions
Shared: Action Roguelike · Roguelite · Bullet Hell

Realm of Ink
Shared: Action Roguelike · Roguelite · Female Protagonist

Hero Siege
Shared: Action Roguelike · RPG · Hack and Slash