Games like Impeachment Survivors
Games like Impeachment Survivors include Vampire Survivors, Death Must Die, Halls of Torment, Megabonk, and Skul: The Hero Slayer. We matched them by the tags players give Impeachment Survivors on Steam (Action Roguelike, Memes, Roguelite, Pixel Graphics, and Perma Death): closest matches first, and among equally close ones the better-known games.

Vampire Survivors
Shared: Action Roguelike · Roguelite · Pixel Graphics

Death Must Die
Shared: Action Roguelike · Roguelite · Pixel Graphics

Halls of Torment
Shared: Action Roguelike · Roguelite · Pixel Graphics

Megabonk
Shared: Action Roguelike · Roguelite · Bullet Hell

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

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

Nuclear Throne
Shared: Action Roguelike · Pixel Graphics · Roguelite

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

Boneraiser Minions
Shared: Action Roguelike · Roguelite · Pixel Graphics

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

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

Dungreed
Shared: Action Roguelike · Pixel Graphics · Roguelite

Dead Cells
Shared: Action Roguelike · Pixel Graphics · Roguelite

UnderMine
Shared: Action Roguelike · Roguelite · Pixel Graphics

Hades
Shared: Action Roguelike · Roguelite · Action

Rocket Rats
Shared: Action Roguelike · Pixel Graphics · Roguelite

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

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

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

Risk of Rain (2013)
Shared: Action Roguelike · Pixel Graphics · Action

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

Noita
Shared: Pixel Graphics · Action Roguelike · Perma Death

Undertale
Shared: Pixel Graphics · Funny · Comedy

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